Register of licensed UK sponsors
Register of Licensed UK Sponsors - 15th Oct 2024
This is the official list of all organisations registered by the UK Government to hold a sponsorship licence. Our algorithms use the latest list on the UK Government website at https://www.gov.uk/government/publications/register-of-licensed-sponsors-workers. You should always check that any organisation offering you sponsorship is listed there.
We’ve added a hyperlink to the organisation name to allow you to search for additional information about the organisation on the internet.
| Organisation Name | Town | County | Type & Rating | Route |
|---|---|---|---|---|
| O & F CATERING LTD | Hampshire | Worker (A rating) | Skilled Worker | |
| O & G EMPIRE LTD T/as DE LOUNGE | BARKING | LONDON | Worker (A rating) | Skilled Worker |
| O & H Catering Ltd | Lyndhurst | Worker (A rating) | Skilled Worker | |
| O & P LAW LTD | London | Worker (A rating) | Skilled Worker | |
| O A EDWARDS LIMITED T/A LANDSDOWNE PHARMACY | PETERBOROUGH | Worker (A rating) | Skilled Worker | |
| O B S Oldham Ltd | Manchester | Worker (A rating) | Skilled Worker | |
| O Brown's Restaurant Ltd | Bristol | Worker (A rating) | Skilled Worker | |
| O C Accountants Ltd | Newcastle upon Tyne | Tyne and Wear | Worker (A rating) | Skilled Worker |
| O Craquelin Pattiserie Ltd | London | City of Westminster | Worker (A rating) | Skilled Worker |
| O Cudmore Ltd | Petworth | West Sussex | Worker (A rating) | International Sportsperson |
| O K (UK) LTD T/A BRUNCH CAFE AND GRILL | LONDON | Worker (A rating) | Skilled Worker | |
| O Shaped Lawyer Limited | London | Worker (A rating) | Skilled Worker | |
| O Stone UK Ltd | greys | Worker (A rating) | Skilled Worker | |
| O W Stuart Ltd | London | Worker (A rating) | Skilled Worker | |
| O&A Design LTD | London | Worker (A rating) | Skilled Worker | |
| O&BC LIMITED t/a Pizza Planet | York | Worker (A rating) | Skilled Worker | |
| O&C LTD | London | Worker (A rating) | Skilled Worker | |
| O&E 1618 LTD | Camberley | Worker (A rating) | Skilled Worker | |
| O&H VEHICLE CONVERSIONS GROUP LIMITED | Goole | East Yorkshire | Worker (A rating) | Skilled Worker |
| O&S Nurseries Ltd | London | Worker (A rating) | Skilled Worker | |
| O' Kane Meats (NI) Ltd | Derry | Derry | Worker (A rating) | Skilled Worker |
| O'Conner & Betty's Limited | Rochdale | Greater Manchester | Worker (A rating) | Skilled Worker |
| O'Connor Sutton Cronin & Associates (Belfast) Ltd | Belfast | Antrim | Worker (A rating) | Skilled Worker |
| O'Connor Sutton Cronin & Associates (London) Ltd | London | UK | Worker (A rating) | Skilled Worker |
| O'Connors Legal Services Limited | Liverpool | Worker (A rating) | Skilled Worker | |
| O'FLINN LIMITED T/A O'FLINN PHARMACY | LONDON | Worker (A rating) | Skilled Worker | |
| O'Halloran and O'Brien | Surrey | Worker (A rating) | Skilled Worker | |
| O'HARA WASTE OIL LIMITED | Denham | Worker (A rating) | Skilled Worker | |
| O'Hares Supermarket Ltd | Newry | Down | Worker (A rating) | Skilled Worker |
| O'Kane Woodworking 2010 Limited | Dungiven | Derry | Worker (A rating) | Skilled Worker |
| O'LAW ASSOCIATE LIMITED | SUTTON | Worker (A rating) | Skilled Worker | |
| O'Melveny & Myers LLP | London | Worker (A rating) | Skilled Worker | |
| O'Melveny & Myers LLP | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| O'Neill Modernmedia (OMM) Ltd | Slough | Berkshire | Worker (A rating) | Skilled Worker |
| O'Reilly Precast Limited | Barry | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| O'RICH LTD | Chelmsford | Essex | Worker (A rating) | Skilled Worker |
| O'sarracino Pizzeria LTD | Sandy | Bedfordshire | Worker (A rating) | Skilled Worker |
| O'Toid Opticians | Frome | Worker (A rating) | Skilled Worker | |
| O'Toole International Logistics Ltd | Bellshill | Worker (A rating) | Skilled Worker | |
| O-I Glass Limited | HARLOW | ESSEX | Worker (A rating) | Skilled Worker |
| O-I Glass Limited | HARLOW | ESSEX | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| O-Innovations | Morecambe | Lancashire | Worker (A rating) | Skilled Worker |
| O-Matcha Ltd | London, | Worker (A rating) | Skilled Worker | |
| O-NET PHOTONICS (UK) LIMITED | Southampton | Worker (A rating) | Skilled Worker | |
| O.S. Energy (UK) Ltd | Newcastle Upon Tyne | Worker (A rating) | Skilled Worker | |
| O.S.T.C. LIMITED | Bromley | Kent | Worker (A rating) | Skilled Worker |
| o2h Ltd | Cambridge, London | United Kingdom | Worker (A rating) | Skilled Worker |
| o9 Solutions UK Limited | London | Worker (A rating) | Skilled Worker | |
| o9 Solutions UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OADBY SUSHI LIMITED | Leicester | Worker (A rating) | Skilled Worker | |
| OADIGITALS LTD | Wakefield | Wakefield | Worker (A rating) | Skilled Worker |
| OAG Aviation Worldwide Ltd | Luton | Bedfordshire | Worker (A rating) | Skilled Worker |
| OAK and PAX Limited | Redhill | Surrey | Worker (A rating) | Skilled Worker |
| OAK BAR AND GRILL LIMITED | Birmingham | Worker (A rating) | Skilled Worker | |
| Oak Care Home Ltd | Enfield | Worker (A rating) | Skilled Worker | |
| Oak Care Limited | Hemel Hempstead | Hertfordshire | Worker (A rating) | Skilled Worker |
| OAK COTTAGE CARE LTD | HATFIELD | Worker (A rating) | Skilled Worker | |
| Oak Farm (Taverham) Limited | Norwich | Norfolk | Worker (A rating) | Skilled Worker |
| Oak Farm Court Limited | Norwich | Norfolk | Worker (A rating) | Skilled Worker |
| Oak Forest Joinery Contractors Ltd T/A Oak forest of Yorkshire | Bradford | Worker (A rating) | Skilled Worker | |
| Oak Group Ltd | Brierley Hill | West Midlands | Worker (A rating) | Skilled Worker |
| Oak Healthcare Holding Ltd | Brierley Hill | West Midlands | Worker (A rating) | Skilled Worker |
| Oak Hill Advisors (U.K. Services) Limited | London | Worker (A rating) | Skilled Worker | |
| Oak Hill Theological College | London | Worker (A rating) | Skilled Worker | |
| Oak Hill Theological College | London | Temporary Worker (A rating) | Religious Worker | |
| Oak House | Exeter | Worker (A rating) | Skilled Worker | |
| Oak House Care Ltd t/a Oak House Care Home | Cardiff | Glamorgan | Worker (A rating) | Skilled Worker |
| Oak House Children's Homes Ltd | Ilford | Essex | Worker (A rating) | Skilled Worker |
| Oak House Dental Practice | Truro | Cornwall | Worker (A rating) | Skilled Worker |
| OAK HOUSE HOMECARE LTD | Yaxley | Peterborough | Worker (A rating) | Skilled Worker |
| Oak Joinery Limited | London | Worker (A rating) | Skilled Worker | |
| Oak Lea Hotel | Blackpool | Worker (A rating) | Skilled Worker | |
| OAK LEAF STORES | Stockton-on-Tees | Billingham | Worker (A rating) | Skilled Worker |
| Oak Philanthropy (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Oak Security Services Limited | Ilford | Essex | Worker (A rating) | Skilled Worker |
| Oak Smart Technology Limited | Leicester | Worker (A rating) | Skilled Worker | |
| Oak Solicitors Limited t/a Oak Legal | London | Greater London | Worker (A rating) | Skilled Worker |
| Oak Support Limited | Surbiton | Worker (A rating) | Skilled Worker | |
| Oak Tree Loch Lomond LTD | Glasgow | Lanarkshire | Worker (A rating) | Skilled Worker |
| Oak Tree Mews | Gloucestershire | Worker (A rating) | Skilled Worker | |
| Oak Tree Reliance Ltd | Watford | Worker (A rating) | Skilled Worker | |
| OAK TREE TAXATION LTD | LONDON | Worker (A rating) | Skilled Worker | |
| Oak Vale Medical Centre | Liverpool | Worker (A rating) | Skilled Worker | |
| Oak View Primary and Nursery School | Hatfield | Herts | Worker (A rating) | Skilled Worker |
| Oak Wood School | Uxbridge | Middlesex | Worker (A rating) | Skilled Worker |
| OAK&KAPOK LIMITED | Colchester | Worker (A rating) | Skilled Worker | |
| Oak33 Ltd | Manchester | Worker (A rating) | Skilled Worker | |
| Oaka Group | Peterborough | Cambridgeshire | Worker (A rating) | Skilled Worker |
| OAKAM LTD | CROYDON | SURREY | Worker (A rating) | Skilled Worker |
| Oakamoor Cricket Club | Stoke-on-Trent | Staffs | Worker (A rating) | International Sportsperson |
| Oakbrook Finance Ltd | Notts | Worker (A rating) | Skilled Worker | |
| OAKCEAN CAPITAL LIMITED | Mayfair, London | Worker (A rating) | Skilled Worker | |
| Oakdale Care Home Ltd | Essex | Worker (A rating) | Skilled Worker | |
| Oakdale Care Limited | Leicester | Leicestershire | Worker (A rating) | Skilled Worker |
| Oakdale Stores Ltd | Oakdale | Poole | Worker (A rating) | Skilled Worker |
| Oakdale Veterinary Centre Ltd | Peterborough | Worker (A rating) | Skilled Worker | |
| Oakdene Care Home Ltd | Oldham | Lancashire | Worker (A rating) | Skilled Worker |
| Oakdene Hollins Limited | Aylesbury | Bucks | Worker (A rating) | Skilled Worker |
| Oakdene Residential Home | Waterlooville | Hampshire | Worker (A rating) | Skilled Worker |
| OAKDOWN HOUSE LIMITED | Burwash Common Etchingham | East Sussex | Worker (A rating) | Skilled Worker |
| Oakengates Premier Stores | Oakengates | Telford | Worker (A rating) | Skilled Worker |
| Oakes ElectricalSolutionsLtd | Studley | Worker (A rating) | Skilled Worker | |
| Oakfield Care (Ashtead) Ltd | Ashtead | Surrey | Worker (A rating) | Skilled Worker |
| Oakfield Health Centre | Gravesend | Kent | Worker (A rating) | Skilled Worker |
| Oakfield House Care Limited | Canterbury | Kent | Worker (A rating) | Skilled Worker |
| Oakfield Manor Estates Limited | Knutsford | Worker (A rating) | Skilled Worker | |
| Oakfield Nursery School Ltd | Altrincham | Cheshire | Worker (A rating) | Skilled Worker |
| Oakfield Nursing Home | PRESTON | Lancashire | Worker (A rating) | Skilled Worker |
| Oakfield Parkonians Cricket Club | Ilford | Essex | Worker (A rating) | International Sportsperson |
| Oakfield Pharma Ltd | St Helens | Merseyside | Worker (A rating) | Skilled Worker |
| Oakgrove Cabins Ltd | Derry | Derry | Worker (A rating) | Skilled Worker |
| Oakham Grange - Ardale (Oakham) Ltd | Oakham | Rutland | Worker (A rating) | Skilled Worker |
| OAKHAM SCHOOL | OAKHAM | RUTLAND | Worker (A rating) | Skilled Worker |
| OAKHAM SCHOOL | OAKHAM | RUTLAND | Temporary Worker (A rating) | Charity Worker |
| OakhamSupermarket Ltd | Oakham | Worker (A rating) | Skilled Worker | |
| Oakhaven Residential Care Home Limited | Cheltenham | Worker (A rating) | Skilled Worker | |
| Oakhill Hotel Limited | Matlock | Derbyshire | Worker (A rating) | Skilled Worker |
| OAKLAND CAPITAL DEVELOPMENT LTD | THE BUTTS | COVENTRY | Worker (A rating) | Skilled Worker |
| OAKLAND COURT LIMITED | West Sussex | Worker (A rating) | Skilled Worker | |
| Oakland Group Services Limited | Leeds | West Yorkshire | Worker (A rating) | Skilled Worker |
| Oakland Primecare Ltd | London | London | Worker (A rating) | Skilled Worker |
| Oaklands care hove limited | Hove | Worker (A rating) | Skilled Worker | |
| Oaklands Care Services Limited | NEW MALDEN | Surrey | Worker (A rating) | Skilled Worker |
| Oaklands College | St Albans | Herts | Worker (A rating) | Skilled Worker |
| Oaklands College | St Albans | Herts | Worker (A rating) | International Sportsperson |
| Oaklands Farm Eggs Limited | Telford | Shropshire | Worker (A rating) | Skilled Worker |
| Oaklands Health Centre | Huddersfield | Kirklees | Worker (A rating) | Skilled Worker |
| Oaklands Rest Home | Southampton | Hampshire | Worker (A rating) | Skilled Worker |
| Oaklands SEN School Berkshire Limited | Hungerford | Berkshire | Worker (A rating) | Skilled Worker |
| Oaklands Stores | St Albans | Worker (A rating) | Skilled Worker | |
| Oaklands Support Limited | Derby | Derbyshire | Worker (A rating) | Skilled Worker |
| Oaklea Care | Somerset | Kent | Worker (A rating) | Skilled Worker |
| Oakleaf Partnership Limited | London | Worker (A rating) | Skilled Worker | |
| oakleigh care homes ltd | Huntingdon | Cambs | Worker (A rating) | Skilled Worker |
| Oakleigh Fresh Limited | Waltham Abbey | England | Worker (A rating) | Skilled Worker |
| OAKLEIGH GROUP OF PHARMACIES LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| Oakleigh Residential Home Limited | Swadlincote | Worker (A rating) | Skilled Worker | |
| Oakleigh SAS Consultancy Limited | Bradford | Worker (A rating) | Skilled Worker | |
| Oakley Accountancy Limited | Droitwich Spa | Worker (A rating) | Skilled Worker | |
| Oakley Capital Limited | London | Worker (A rating) | Skilled Worker | |
| Oakley Capital Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oakley carehomes limited | Romford | Essex | Worker (A rating) | Skilled Worker |
| Oakley Hall Park Limited | Basingstoke | Hampshire | Worker (A rating) | Skilled Worker |
| Oakley Health Group | Blackwater | Hampshire | Worker (A rating) | Skilled Worker |
| Oakley House Children Homes Ltd | London | Worker (A rating) | Skilled Worker | |
| Oakley house kent | Maidstone | Worker (A rating) | Skilled Worker | |
| Oakley Road Dental Practice Ltd | Southampton | Hampshire | Worker (A rating) | Skilled Worker |
| Oakley Wine Agencies | Colchester | Essex | Worker (A rating) | Skilled Worker |
| Oakley8 Limited | East Horsley | Worker (A rating) | Skilled Worker | |
| Oakleys Living | Ilford | Essex | Worker (A rating) | Skilled Worker |
| Oaklodge Care Home | Northampton | Northants | Worker (A rating) | Skilled Worker |
| OAKLODGE NURSING HOME | BURGESS HILL | WEST SUSSEX | Worker (A rating) | Skilled Worker |
| Oaklodge Nursing Home | Prestwich | Worker (A rating) | Skilled Worker | |
| Oaklodge Supporting Living Limited | London | Worker (A rating) | Skilled Worker | |
| Oaklon Limited | London | Worker (A rating) | Skilled Worker | |
| Oakman Inns and Restaurants Limited | Berkhamsted | Herts | Worker (A rating) | Skilled Worker |
| Oakman Lord LTD | Kington | Worker (A rating) | Skilled Worker | |
| OAKMERE SERVICE CENTRE | Potters Bar | Hertfordshire | Worker (A rating) | Skilled Worker |
| Oakminster Healthcare Ltd | Glasgow | Worker (A rating) | Skilled Worker | |
| Oakmount Capital LLP | London | Worker (A rating) | Skilled Worker | |
| Oaknorth (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| OakNorth Bank Plc | London | Worker (A rating) | Skilled Worker | |
| OakNorth Bank Plc | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OAKRAY CARE GROUP LIMITED | Southampton | Hampshire | Worker (A rating) | Skilled Worker |
| OAKS ASSET MANAGEMENT | Sevenoaks | Kent | Worker (A rating) | Skilled Worker |
| Oaks Care Holdings Ltd | Sittingbourne | Worker (A rating) | Skilled Worker | |
| Oaks Healthcare | Waterlooville | Hampshire | Worker (A rating) | Skilled Worker |
| Oaks Montessori Ltd | Newton Abbot | Devon | Worker (A rating) | Skilled Worker |
| Oaks Park Ltd | Banstead | Worker (A rating) | Skilled Worker | |
| Oaks Properties Limited | New Castle Upon Tyne | Worker (A rating) | Skilled Worker | |
| Oaksfield Care Ltd | Grantham | Lincolnshire | Worker (A rating) | Skilled Worker |
| Oakshed Care Ltd | TRURO | CORNWALL | Worker (A rating) | Skilled Worker |
| Oakside Pharm Ltd | Saltburn by the Sea | Worker (A rating) | Skilled Worker | |
| Oakside Surgery | Plymouth | Devon | Worker (A rating) | Skilled Worker |
| Oaksmere Dental Surgery Partnership | Barnsley | South Yorkshire | Worker (A rating) | Skilled Worker |
| Oaktree Capital Management (UK) LLP | London | Worker (A rating) | Skilled Worker | |
| Oaktree Capital Management (UK) LLP | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oaktree Farm Care Ltd | Horsham | West Sussex | Worker (A rating) | Skilled Worker |
| Oaktree Power Limited | London | England | Worker (A rating) | Skilled Worker |
| Oaktree Power limited | London | Worker (A rating) | Skilled Worker | |
| Oaktree Support Services | Blackpool | Worker (A rating) | Skilled Worker | |
| Oakvale Capital LLP | London | Worker (A rating) | Skilled Worker | |
| Oakview Care Home Limited | Birmingham | Worker (A rating) | Skilled Worker | |
| Oakville Care Limited | Cardiff | South Wales | Worker (A rating) | Skilled Worker |
| OAKWOOD 24 LIMITED T/A OAKWOOD 24 | London | Worker (A rating) | Skilled Worker | |
| Oakwood Care Operations LTD | Fakenham | Worker (A rating) | Skilled Worker | |
| Oakwood Community School | Bagworth | Leicestershire | Worker (A rating) | Skilled Worker |
| Oakwood Engineering Solutions Ltd | Salford | Worker (A rating) | Skilled Worker | |
| Oakwood House (Norwich) Ltd | Norwich | Norfolk | Worker (A rating) | Skilled Worker |
| Oakwood Park Grammar School | Maidstone | Kent | Worker (A rating) | Skilled Worker |
| Oakwood Physiotherapy & Wellness Centre | Bingham, Notts | Worker (A rating) | Skilled Worker | |
| Oakwood Physiotherapy Clinic Ltd | London | Worker (A rating) | Skilled Worker | |
| Oakwood Properties (UK) Ltd T/A LHL Estates | Finsbury Park | London | Worker (A rating) | Skilled Worker |
| Oakwood Surgery | Mansfield Woodhouse | Notts | Worker (A rating) | Skilled Worker |
| OAKWORTH MANOR RESIDENTIAL HOME LIMITED | Keighley | Yorkshire | Worker (A rating) | Skilled Worker |
| OAM CHILDREN'S CENTRE LTD | London | United Kingdom | Worker (A rating) | Skilled Worker |
| OANDA Europe Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OANDA Europe Limited | London | Worker (A rating) | Skilled Worker | |
| Oando Logistics & Services Limited | London | London | Worker (A rating) | Skilled Worker |
| Oando Logistics & Services Limited | London | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OAOA | London | Worker (A rating) | Skilled Worker | |
| OAS ACCOUNTING LTD | London | Worker (A rating) | Skilled Worker | |
| Oases Limited | Oldham | Greater Manchester | Worker (A rating) | Skilled Worker |
| Oasis Accountants Limited | London | Worker (A rating) | Skilled Worker | |
| Oasis Accountants Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OASIS BANQUETING LTD. | BARKING | LONDON | Worker (A rating) | Skilled Worker |
| Oasis Brothers Ltd | London | Worker (A rating) | Skilled Worker | |
| Oasis Care and Training Agency | London | Worker (A rating) | Skilled Worker | |
| Oasis Care Solutions Ltd. | St. Ives | Cambridgeshire | Worker (A rating) | Skilled Worker |
| Oasis Care-UK Limited | Chelmsford | Worker (A rating) | Skilled Worker | |
| Oasis Christian Fellowship | Aberdeen | Worker (A rating) | Tier 2 Ministers of Religion | |
| Oasis Community Learning | London | Worker (A rating) | Skilled Worker | |
| Oasis Community Learning | London | Temporary Worker (A rating) | Charity Worker | |
| Oasis Convenience Store | Portsmouth | Worker (A rating) | Skilled Worker | |
| Oasis Crescent (UK) Ltd | London | Worker (A rating) | Skilled Worker | |
| Oasis Crescent (UK) Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OASIS DEVELOPERS LTD | London | Worker (A rating) | Skilled Worker | |
| Oasis Domestic Abuse Service | Margate | Select | Worker (A rating) | Skilled Worker |
| OASIS FORTE HEALTHCARE LIMITED | Huddersfield | Worker (A rating) | Skilled Worker | |
| Oasis Good Games UK Limited | London | Worker (A rating) | Skilled Worker | |
| Oasis Healthcare Limited | Bristol | Worker (A rating) | Skilled Worker | |
| Oasis Healthcare Solutions Ltd | BOURNEMOUTH | Dorset | Worker (A rating) | Skilled Worker |
| OASIS HOMECARE SERVICES LTD | Hayes | Worker (A rating) | Skilled Worker | |
| Oasis Hotel (Harlow) Limited | Harlow | Worker (A rating) | Skilled Worker | |
| Oasis Land Development Ltd | Southport | Merseyside | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oasis Land Development Ltd | Southport | Merseyside | Worker (A rating) | Skilled Worker |
| Oasis Manor Ltd | Croydon | Worker (A rating) | Skilled Worker | |
| OASIS OF LOVE INTERNATIONAL CENTRE | Wolverhampton | West Midlands | Worker (A rating) | Tier 2 Ministers of Religion |
| OASIS OF LOVE INTERNATIONAL CENTRE | Wolverhampton | West Midlands | Temporary Worker (A rating) | Religious Worker |
| OASIS OF LOVE INTERNATIONAL CENTRE | Wolverhampton | West Midlands | Temporary Worker (A rating) | Charity Worker |
| OASIS PIZZA AND KEBAB LTD | Dudley | Worker (A rating) | Skilled Worker | |
| Oasis Places Ltd | llford | ESSEX | Worker (A rating) | Skilled Worker |
| OASIS PROFESSIONAL CARE SERVICES LTD | Southampton | Hampshire | Worker (A rating) | Skilled Worker |
| Oasis Retail Ltd | Rugby | Worker (A rating) | Skilled Worker | |
| Oasis South Ltd T/A Eco Natural Products | Poole | Dorset | Worker (A rating) | Skilled Worker |
| OASIS SPA LTD | Birmingham | Worker (A rating) | Skilled Worker | |
| Oasis Stores | Sheerness | Worker (A rating) | Skilled Worker | |
| Oasis Takeaway (Nottingham) Ltd | Nottingham | Worker (A rating) | Skilled Worker | |
| OASIS-CARE UK GROUP LIMITED | Derby | Derbyshire | Worker (A rating) | Skilled Worker |
| Oat Services Ltd | Southampton | Hampshire | Worker (A rating) | Skilled Worker |
| OATE 2006 LTD | Northampton | Worker (A rating) | Skilled Worker | |
| Oathall Veterinary Group Ltd | Haywards Heath | West Sussex | Worker (A rating) | Skilled Worker |
| Oatlands Care Limited | London | Worker (A rating) | Skilled Worker | |
| Oatlands Park Hotel | Weybridge | Worker (A rating) | Skilled Worker | |
| OATLEIGH CARE LTD | LONDON | Worker (A rating) | Skilled Worker | |
| Oaxaca Limited | London | Worker (A rating) | Skilled Worker | |
| Oaza European Foods Ltd | Leeds | Worker (A rating) | Skilled Worker | |
| OB Capital Limited t/as Hyde | London | Worker (A rating) | Skilled Worker | |
| OB Media Partners Limited | London | Worker (A rating) | Skilled Worker | |
| OB Media Partners Limited | London | Temporary Worker (A rating) | Creative Worker | |
| OB UK Holdings Limited | Bromley | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OB UK Holdings Limited | Bromley | Worker (A rating) | Skilled Worker | |
| OBAID INVESTMENTS LIMITED | London | Worker (A rating) | Skilled Worker | |
| OBAS Group Limited | London | Worker (A rating) | Skilled Worker | |
| Obaseki & Co LTD | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Obaseki & Co LTD | London | Temporary Worker (A rating) | Global Business Mobility: Graduate Trainee | |
| Obatos Care Services Limited | Birmingham | Worker (A rating) | Skilled Worker | |
| Obayashi Properties UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Obcon Solutions Ltd | Crewe | Cheshire | Worker (A rating) | Skilled Worker |
| Obelisk Networks (UK) Ltd | Wellington | Worker (A rating) | Skilled Worker | |
| Oberlanders Architects LLP | Edinburgh | Worker (A rating) | Skilled Worker | |
| Oberlanders Group LLP | Edinburgh | Worker (A rating) | Skilled Worker | |
| Oberon Investments Group PLC | London | Worker (A rating) | Skilled Worker | |
| Obex Group Limited | Dunstable | Bedfordshire | Worker (A rating) | Skilled Worker |
| OBG Pharmaceuticals Limited | Liverpool | Worker (A rating) | Skilled Worker | |
| Object and Animal Ltd | London | Temporary Worker (A rating) | Creative Worker | |
| Objective Care Ltd | Southall | Middlesex | Worker (A rating) | Skilled Worker |
| Objective Corporation UK Ltd | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Objective Corporation UK Ltd | Reading | Berkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OBJECTIVE LOGISTICS LTD | Essex | Worker (A rating) | Skilled Worker | |
| Objectivus Financial Consulting | London | Worker (A rating) | Skilled Worker | |
| OBJECTMASTERY (UK) LIMITED | London | Worker (A rating) | Skilled Worker | |
| OBJECTMASTERY (UK) LIMITED | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Objectway Limited | Birmingham | Worker (A rating) | Skilled Worker | |
| OBJECTYL LTD | London | Worker (A rating) | Skilled Worker | |
| Oblates of Mary Immaculate | London | Worker (A rating) | Tier 2 Ministers of Religion | |
| Oblates of the Assumption | London | Worker (A rating) | Tier 2 Ministers of Religion | |
| Oblates of the Assumption | London | Temporary Worker (A rating) | Religious Worker | |
| OBLIGEITSOLUTIONS LIMITED | Hale | Altrincham | Worker (A rating) | Skilled Worker |
| Obo Limited | London | Worker (A rating) | Skilled Worker | |
| OBON FOODS LTD | Kingston Upon Thames | Worker (A rating) | Skilled Worker | |
| OBR Construction Limited | High Wycombe | Worker (A rating) | Skilled Worker | |
| OBRIZUM GROUP Ltd | Cambridge | Worker (A rating) | Skilled Worker | |
| OBRRO LIMITED | Essex | Worker (A rating) | Skilled Worker | |
| OBS Hotel Limited | London | Worker (A rating) | Skilled Worker | |
| Observational and Pragmatic Research International Ltd | Sankence | Norfolk | Worker (A rating) | Skilled Worker |
| Observe Care Limited | England | Hampshire | Worker (A rating) | Skilled Worker |
| Obsidian Archernar | London | Barnet | Worker (A rating) | Skilled Worker |
| Obsidian Healthcare Group | Milton Keynes | Buckinghamshire | Worker (A rating) | Skilled Worker |
| Obso Ltd | Stafford | Staffordshire | Worker (A rating) | Skilled Worker |
| OBY ENTERPRISES LIMITED | Glasgow | Worker (A rating) | Skilled Worker | |
| OC Physio Ltd T/A Bodyset | London | W1G 6EN | Worker (A rating) | Skilled Worker |
| OC&C Strategy Consultants | London | Worker (A rating) | Skilled Worker | |
| OC&C Strategy Consultants | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ocado Central Services Limited | Hatfield | Hertfordshire | Worker (A rating) | Skilled Worker |
| Ocado Retail Limited | Hatfield | Hertfordshire | Worker (A rating) | Skilled Worker |
| OCaml Labs Consultancy Limited | Cambridge | Worker (A rating) | Skilled Worker | |
| OCaml Labs Consultancy Limited | Cambridge | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ocasa Management Limited | Manchester | Worker (A rating) | Skilled Worker | |
| OCASO S.A.SEGUROS Y REASEGUROS | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ocasta Studios Limited | Harpenden | Hertfordshire | Worker (A rating) | Skilled Worker |
| OCCA | Glasgow City | East Dunbartonshire | Worker (A rating) | Skilled Worker |
| OCCA House Ltd | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| OCCA House Ltd | Oxford | Oxfordshire | Temporary Worker (A rating) | Religious Worker |
| OCCA House Ltd | Oxford | Oxfordshire | Temporary Worker (A rating) | Charity Worker |
| OCCA House Ltd | Oxford | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OCCA House Ltd | Oxford | Oxfordshire | Worker (A rating) | Tier 2 Ministers of Religion |
| Occam Biosciences Limited | Dundee | Worker (A rating) | Skilled Worker | |
| Occam Underwriting Limited | London | London | Worker (A rating) | Skilled Worker |
| OccamSec Ltd | Edinburgh | Worker (A rating) | Skilled Worker | |
| Occidental of Algeria LLC | London | Worker (A rating) | Skilled Worker | |
| Occidental of Algeria LLC | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OCCUITY LTD | Reading | Worker (A rating) | Skilled Worker | |
| OCCULT FOX LTD | Perth | Worker (A rating) | Skilled Worker | |
| Occupancy Marketing Limited trading as 80 Days | Edinburgh | Worker (A rating) | Skilled Worker | |
| Occupational Personnel Services Ltd | London | Worker (A rating) | Skilled Worker | |
| ocean 14 capital | London | County (optional) | Worker (A rating) | Skilled Worker |
| Ocean Bites Ltd T/A Yo! Sushi & Panku | Warwick | Worker (A rating) | Skilled Worker | |
| Ocean Blue Colours Ltd | Cookham | Berkshire | Worker (A rating) | Skilled Worker |
| Ocean Blue Software Limited | Bristol | Bristol | Worker (A rating) | Skilled Worker |
| Ocean Boat Fish & Chips | Stourbridge | Worker (A rating) | Skilled Worker | |
| OCEAN BREEZE RESIDENTIAL CARE HOME | HAMPSHIRE | HAMPSHIRE | Worker (A rating) | Skilled Worker |
| Ocean Care Services Ltd | Blackburn | Lancashire | Worker (A rating) | Skilled Worker |
| Ocean Catch London LTD | Fulham | Worker (A rating) | Skilled Worker | |
| Ocean Dine Ltd T/A Indian Ocean Restaurant | Theydon Bois | Essex | Worker (A rating) | Skilled Worker |
| Ocean Endeavour Ltd | Peterhead | Aberdeenshire | Worker (A rating) | Skilled Worker |
| Ocean Films Ltd | Godstone | Surrey | Temporary Worker (A rating) | Creative Worker |
| Ocean Generation | London | Worker (A rating) | Skilled Worker | |
| Ocean Hare Limited | Poole | Dorset | Worker (A rating) | Skilled Worker |
| Ocean Hope Ltd | Wrexham | Wales | Worker (A rating) | Skilled Worker |
| Ocean Infinity Group Limited | London | Worker (A rating) | Skilled Worker | |
| Ocean Installer Limited | Aberdeen | Worker (A rating) | Skilled Worker | |
| OCEAN INTERNATIONAL RE LIMITED | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OCEAN INTERNATIONAL RE LIMITED | London | Worker (A rating) | Skilled Worker | |
| Ocean Island Ltd | London | Worker (A rating) | Skilled Worker | |
| Ocean King Ltd | Derby | Worker (A rating) | Skilled Worker | |
| Ocean LED Marine Ltd | Hinckley | Leicestershire | Worker (A rating) | Skilled Worker |
| Ocean Ledger Ltd | Eastbourne | East Sussex | Worker (A rating) | Skilled Worker |
| Ocean Leonid Investments London Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ocean Leonid Investments London Ltd | London | Worker (A rating) | Skilled Worker | |
| OCEAN MONSTER CHARING CROSS LTD | London | Worker (A rating) | Skilled Worker | |
| Ocean Network Express (Europe) Limited | London | Worker (A rating) | Skilled Worker | |
| Ocean Network Express (Europe) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ocean Partners UK Limited | Maidenhead | Berkshire | Worker (A rating) | Skilled Worker |
| Ocean Partners UK Limited | Maidenhead | Berkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Ocean Pearl 29 Ltd | Worksop | Worker (A rating) | Skilled Worker | |
| Ocean Phoenix International Limited | Inverurie | Aberdeenshire | Worker (A rating) | Skilled Worker |
| Ocean Platter Ltd T/A Ocean Fish Platter | Ipswich | Worker (A rating) | Skilled Worker | |
| Ocean Recovery and Wellness Centre Ltd | Blackpool | Worker (A rating) | Skilled Worker | |
| Ocean Science Consulting Ltd | Dunbar | East Lothian | Worker (A rating) | Skilled Worker |
| Ocean Shore One Ltd | London | Worker (A rating) | Skilled Worker | |
| Ocean Signal Limited | Margate | Kent | Worker (A rating) | Skilled Worker |
| OCEAN TIDE (UK) LIMITED | London | Worker (A rating) | Skilled Worker | |
| Ocean Tide Wealth Ltd | London | Worker (A rating) | Skilled Worker | |
| Ocean Travels Ltd | Bolton | Lancashire | Worker (A rating) | Skilled Worker |
| Ocean Way Hospitality Services Limited | London | Worker (A rating) | Skilled Worker | |
| Ocean Wide Logistics UK Ltd | Daventry | Worker (A rating) | Skilled Worker | |
| Ocean Winds UK Ltd | Edinburgh | Worker (A rating) | Skilled Worker | |
| Ocean Winds UK Ltd | Edinburgh | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ocean Winds UK Ltd | Edinburgh | Temporary Worker (A rating) | Global Business Mobility: Graduate Trainee | |
| Ocean Youth Trust North | Berwick upon Tweed | Temporary Worker (A rating) | Charity Worker | |
| OCEAN'S 11 LTD | Leigh | Worker (A rating) | Skilled Worker | |
| Oceandusk Group Limited | London | Worker (A rating) | Skilled Worker | |
| Oceaneering International Services Limited | Aberdeen | Grampian | Worker (A rating) | Skilled Worker |
| Oceaneering International Services Limited | Aberdeen | Grampian | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oceanic Care Services Ltd. | Barking | Essex | Worker (A rating) | Skilled Worker |
| Oceanic Drifter Fishing Ltd | Plymouth | Worker (A rating) | Skilled Worker | |
| Oceanic International Shipping UK Ltd | Richmond | England | Worker (A rating) | Skilled Worker |
| Oceanic Technologies Limited | Watford | Hertfordshire | Worker (A rating) | Skilled Worker |
| Oceanictrade Limited | London | Worker (A rating) | Skilled Worker | |
| Oceanium Ltd | Oban | Argyll | Worker (A rating) | Skilled Worker |
| Oceanix International Ltd | Surrey | England | Worker (A rating) | Skilled Worker |
| Oceanmart Limited T/A Kenroyal Nursing Home | Northamptonshire | Worker (A rating) | Skilled Worker | |
| OceanMind Limited | Didcot | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oceans Care Services Ltd | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| OCEANS EDGE RESTAURANT LIMITED | Holyhead | Gwynedd | Worker (A rating) | Skilled Worker |
| Oceans Travel Ltd | Derby | Derbyshire | Worker (A rating) | Skilled Worker |
| Oceanus Restaurant Limited | Boness | Worker (A rating) | Skilled Worker | |
| Oceanus Swim Limited | London | Worker (A rating) | Skilled Worker | |
| OceanWise Limited | Alton | Hampshire | Worker (A rating) | Skilled Worker |
| Oceonix Services Limited | London | Worker (A rating) | Skilled Worker | |
| Ochil Tower School | Auchterarder | Perthshire | Worker (A rating) | Skilled Worker |
| Ochil Tower School | Auchterarder | Perthshire | Temporary Worker (A rating) | Charity Worker |
| OCHILTREE STORES LTD | Scotland | Worker (A rating) | Skilled Worker | |
| Ochre Bio | Oxford | Worker (A rating) | Skilled Worker | |
| OCHRE RIVINGTON LIMITED T/A OCHRE RIVINGTON SERVICES | London | Worker (A rating) | Skilled Worker | |
| OCHS TRADING MARKET LTD | Orpington | Kent | Worker (A rating) | Skilled Worker |
| OCI (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| OCI (UK) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OCI Foundation UK | KNOTTY ASH | Liverpool | Temporary Worker (A rating) | Charity Worker |
| OCI Limited | London | Worker (A rating) | Skilled Worker | |
| Ockbrook & Borrowash Cricket Club | Derby | Derbyshire | Worker (A rating) | International Sportsperson |
| Ockham's Razor | London | Temporary Worker (A rating) | Creative Worker | |
| OCL London Ltd | London | Worker (A rating) | Skilled Worker | |
| OCLC (UK) Limited | Sheffield | Worker (A rating) | Skilled Worker | |
| OCLC (UK) Limited | Sheffield | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OCO Digitals Ltd | London | Worker (A rating) | Skilled Worker | |
| OCO Global Limited | Belfast | Worker (A rating) | Skilled Worker | |
| Ocorian Services (UK) Ltd | London | Worker (A rating) | Skilled Worker | |
| Ocorian Services (UK) Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OCR (LONDON) LIMITED PARTNERSHIP | LONDON | Worker (A rating) | Skilled Worker | |
| OCR Alpha | London | Worker (A rating) | Skilled Worker | |
| OCS Consulting plc | Borehamwood | Hertfordshire | Worker (A rating) | Skilled Worker |
| Octa Fire Ltd | London | Worker (A rating) | Skilled Worker | |
| Octagon I/O Ltd | London | Worker (A rating) | Skilled Worker | |
| Octane Capital Limited | London | Worker (A rating) | Skilled Worker | |
| Octane Holding Group Ltd | Bradford | West Yorkshire | Worker (A rating) | Skilled Worker |
| Octavia House Dental Practice | Godalming | Worker (A rating) | Skilled Worker | |
| Octavian Facilities Management Ltd | Bingham | Worker (A rating) | Skilled Worker | |
| Octavian Healthcare Limited | Manchester | Worker (A rating) | Skilled Worker | |
| Octavius Infrastructure Limited | Reigate | Surrey | Worker (A rating) | Skilled Worker |
| Octispace Limited | London | Worker (A rating) | Skilled Worker | |
| Octispace Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Octo Telematics UK Limited | London | Worker (A rating) | Skilled Worker | |
| October Gallery Trust | London | Greater London | Temporary Worker (A rating) | Creative Worker |
| October Store Ltd. | London | Worker (A rating) | Skilled Worker | |
| Octobreeze Ltd | Birmingham | Worker (A rating) | Skilled Worker | |
| Octopreneur Intelligence Limited | London | Worker (A rating) | Skilled Worker | |
| Octopus Capital Limited | London | Worker (A rating) | Skilled Worker | |
| Octopus Energy Limited | London | Worker (A rating) | Skilled Worker | |
| Octopus Energy Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Octopus Energy Limited | London | Worker (A rating) | Global Business Mobility: Secondment Worker | |
| Octopus Energy Operations 2 Limited | Coventry | Worker (A rating) | Skilled Worker | |
| Octopus Inc Ltd | London | Temporary Worker (A rating) | Creative Worker | |
| Octopus Wealth Limited | London | Worker (A rating) | Skilled Worker | |
| Octta (UK) Ltd | LONDON | Worker (A rating) | Skilled Worker | |
| OCU NETTWORX LIMITED | Omagh | Northern Ireland | Worker (A rating) | Skilled Worker |
| OCU Services Limited | Stockport | Worker (A rating) | Skilled Worker | |
| Ocubis Limited | London | Worker (A rating) | Skilled Worker | |
| Ocula Technologies Limited | Barnes | London | Worker (A rating) | Skilled Worker |
| OCULAS INSTALLATION LTD | Croydon | Surrey | Worker (A rating) | Skilled Worker |
| Oculo Technologies Ltd | London | Worker (A rating) | Skilled Worker | |
| OCUModus Ltd | GREENWICH | Worker (A rating) | Skilled Worker | |
| OCURENS LTD | London | Worker (A rating) | Skilled Worker | |
| OCUWELL Limited | LIVERPOOL | MERSYSIDE | Worker (A rating) | Skilled Worker |
| OD PR Limited | London | Worker (A rating) | Skilled Worker | |
| OD PROJECTS (HOLDINGS) LTD | London | Worker (A rating) | Skilled Worker | |
| Odai Limited | Hertford | Worker (A rating) | Skilled Worker | |
| ODAK UK LTD | London | Worker (A rating) | Skilled Worker | |
| Odara Care | Hexham | Worker (A rating) | Skilled Worker | |
| ODC Care Ltd | Bath | Worker (A rating) | Skilled Worker | |
| Oddball Motion Pictures (UK) Limited | United Kingdom | Worker (A rating) | Skilled Worker | |
| Oddball Motion Pictures (UK) Limited | United Kingdom | Temporary Worker (A rating) | Creative Worker | |
| ODDO BHF UK LIMITED | London | Worker (A rating) | Skilled Worker | |
| Oddono's Gelati Italiani Ltd | London | Worker (A rating) | Skilled Worker | |
| ODE Asset Management Limited | Great Yarmouth | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ODE Asset Management Limited | Great Yarmouth | Worker (A rating) | Skilled Worker | |
| Ode to Joy Flowers Co. Ltd | Stamford | Worker (A rating) | Skilled Worker | |
| Odeko (N.I.) Ltd | Hillingdon | Worker (A rating) | Skilled Worker | |
| Odelay Films | London | Greater London | Temporary Worker (A rating) | Creative Worker |
| Odeon Cinemas Limited | London | Worker (A rating) | Skilled Worker | |
| Odeon Cinemas Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Odera Services Limited | Belvedere | Kent | Worker (A rating) | Skilled Worker |
| Odessa Private Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Odessa Private Limited | London | Worker (A rating) | Skilled Worker | |
| Odevo UK Limited | London | Worker (A rating) | Skilled Worker | |
| Odey Asset Management LLP | London | Worker (A rating) | Skilled Worker | |
| Odfjell Drilling Ltd | Aberdeen | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Odfjell Drilling Ltd | Aberdeen | Worker (A rating) | Skilled Worker | |
| Odfjell Technology (UK) Ltd | Aberdeen | Scotland | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Odfjell Technology (UK) Ltd | Aberdeen | Scotland | Worker (A rating) | Skilled Worker |
| Odfjell Technology Ltd | Aberdeen | Scotland | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Odfjell Technology Ltd | Aberdeen | Scotland | Worker (A rating) | Skilled Worker |
| ODG Construction, Ltd. | Petts Wood | Kent | Worker (A rating) | Skilled Worker |
| Odhin limited | London | Worker (A rating) | Skilled Worker | |
| Odin Medical Ltd | london | London | Worker (A rating) | Skilled Worker |
| Odin Medical Ltd | london | London | Temporary Worker (A rating) | Government Authorised Exchange |
| Odin Partners Limited | London | Worker (A rating) | Skilled Worker | |
| ODL EUROPE LTD | BOOTLE | MERSEYSIDE | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| ODL EUROPE LTD | BOOTLE | MERSEYSIDE | Worker (A rating) | Skilled Worker |
| ODM Restaurants Ltd | Coleraine | Worker (A rating) | Skilled Worker | |
| ODM Seeds, Tithes & Gifts Ltd | Kent | Worker (A rating) | Skilled Worker | |
| Odonto Ltd T/a Cathedral Dental Clinic | Cardiff | Worker (A rating) | Skilled Worker | |
| ODOS PROPERTIES LTD | Newent | Gloucestershire | Worker (A rating) | Skilled Worker |
| Odqa Renewable Energy Technologies Limited | Stanton Harcourt | Oxfordshire | Worker (A rating) | Skilled Worker |
| Odro Ltd | Glasgow | Worker (A rating) | Skilled Worker | |
| ODYSSEY (G.B) LIMITED | Rochdale | Lancashire | Worker (A rating) | Skilled Worker |
| Odyssey Computing Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Odyssey Computing Limited | London | Worker (A rating) | Skilled Worker | |
| ODYSSEY EDUCATION SERVICES LIMITED | Bracknell | Worker (A rating) | Skilled Worker | |
| Odyssey MM Group | Nottingham | Worker (A rating) | Skilled Worker | |
| Odyssey Technologies Ltd | Aldershot | Hampshire | Worker (A rating) | Skilled Worker |
| Odyssey Therapeutics UK Limited | Kettering | Northamptonshire | Worker (A rating) | Skilled Worker |
| Odyssey Therapeutics UK Limited | Kettering | Northamptonshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OE Electrics Ltd | Wakefield | Worker (A rating) | Skilled Worker | |
| OE QORBAN CONSULT LIMITED | NETHER POPPLETON | YORK | Worker (A rating) | Skilled Worker |
| OE TECHNOLOGY LTD | Cambridge | Worker (A rating) | Skilled Worker | |
| OEE Container Technology Limited | Carlisle | Cumbria | Worker (A rating) | Skilled Worker |
| Oenofuture Limited | London | Worker (A rating) | Skilled Worker | |
| OES CONSULTING CIVILS LIMITED | Dudley | West Midlands | Worker (A rating) | Skilled Worker |
| OES Engineering Solutions Ltd | Dungannon | Co Tyrone | Worker (A rating) | Skilled Worker |
| Of Architecture Limited | London | Worker (A rating) | Skilled Worker | |
| OF ENTERPRISES LTD | Romford | Essex | Worker (A rating) | Skilled Worker |
| Ofcom | London | Worker (A rating) | Skilled Worker | |
| Ofer Investments LTD | London | Worker (A rating) | Skilled Worker | |
| Off The Kerb Productions Ltd | London | Worker (A rating) | Skilled Worker | |
| Off The Kerb Productions Ltd | London | Temporary Worker (A rating) | Creative Worker | |
| Offbeat Fashion Ltd | London | England | Worker (A rating) | Skilled Worker |
| Offer Plus Ltd | London | Worker (A rating) | Skilled Worker | |
| Offer4uni LTD | Leicester | England | Worker (A rating) | Skilled Worker |
| Office Athletes (Cambridge) Limited | Cambridge | County (optional) | Worker (A rating) | Skilled Worker |
| Office for National Statistics | Newport | Gwent | Worker (A rating) | Skilled Worker |
| Office for Nuclear Regulation | Liverpool | Worker (A rating) | Skilled Worker | |
| Office Holdings Limited | London | Worker (A rating) | Skilled Worker | |
| Office Holdings Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Office of Agent-General for Victoria | London | Temporary Worker (A rating) | International Agreement | |
| Office of Agent-General for Victoria | London | Worker (A rating) | Skilled Worker | |
| Office of Gas and Electricity Markets | London | Worker (A rating) | Skilled Worker | |
| Office of the Agent General | London | Worker (A rating) | Skilled Worker | |
| Office of the Agent General | London | Temporary Worker (A rating) | International Agreement | |
| Office Space Cleaning Limited | Northants | Worker (A rating) | Skilled Worker | |
| OFFICERND LIMITED | North Shields | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Official Watches Limited | London | Worker (A rating) | Skilled Worker | |
| Officine Inernational Ltd | LONDON | Worker (A rating) | Skilled Worker | |
| Offington Park Limited T/A Offington Park Care Home | Worthing | West Sussex | Worker (A rating) | Skilled Worker |
| OFFSHORE CONSTRUCTION CONSULTANTS LIMITED | London | Worker (A rating) | Skilled Worker | |
| Offshore Design Engineering Ltd | Wimbledon | London | Worker (A rating) | Skilled Worker |
| Offshore Design Engineering Ltd | Wimbledon | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Offshore Helicopter Services UK Limited | Aberdeen | Worker (A rating) | Skilled Worker | |
| Offshore Renewable Energy Catapult | Glasgow | Worker (A rating) | Skilled Worker | |
| Offshore Turbine Services | Brixham | Devon | Worker (A rating) | Skilled Worker |
| Offshore Water Management Ltd | Westhill | Aberdeenshire | Worker (A rating) | Skilled Worker |
| Offspring Films Limited | Bristol | Worker (A rating) | Skilled Worker | |
| OFIY Healthcare Ltd | London | Worker (A rating) | Skilled Worker | |
| OFLOX LTD | London | Worker (A rating) | Skilled Worker | |
| OFR Consultants Limited | Manchester | Worker (A rating) | Skilled Worker | |
| OFS Fitel UK Ltd | Llantarnum | Torfean | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OFS Fitel UK Ltd | Llantarnum | Torfean | Worker (A rating) | Skilled Worker |
| Ofsted | London | Worker (A rating) | Skilled Worker | |
| Ogab Limited | Hertfordshire | Worker (A rating) | Skilled Worker | |
| Ogab Limited | Hertfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ogababa Limited | London | London | Worker (A rating) | Skilled Worker |
| OGAM LTD | London | Worker (A rating) | Skilled Worker | |
| Ogbonna Properties | Cardiff | Worker (A rating) | Skilled Worker | |
| OGCI Climate Investments LLP | London | Worker (A rating) | Skilled Worker | |
| OGCI Climate Investments LLP | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OGGI LTD | Leicester | Leicestershire | Worker (A rating) | Skilled Worker |
| Oghma Partners LLP | London | Worker (A rating) | Skilled Worker | |
| Ogier Global (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Ogier Global (UK) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OGIGCONSULT LTD | Hull | Worker (A rating) | Skilled Worker | |
| Ogilvy & Mathers Group (Holdings) Limited | London | Worker (A rating) | Skilled Worker | |
| Ogilvy & Mathers Group (Holdings) Limited | London | Temporary Worker (A rating) | Creative Worker | |
| Ogilvy & Mathers Group (Holdings) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ogletree Deakins International LLP | London | Worker (A rating) | Skilled Worker | |
| Ogma Therapy Ltd | London | Worker (A rating) | Skilled Worker | |
| OGMORE VALLEY FAMILY DENTAL PRACTICE | Bridgend | Worker (A rating) | Skilled Worker | |
| Ognisko Restaurant Ltd | London | Worker (A rating) | Skilled Worker | |
| OGS Mechanics Keys Ltd | London | Worker (A rating) | Skilled Worker | |
| OGS Mechanics Ltd | London | Worker (A rating) | Skilled Worker | |
| Ogury Ltd | London | Worker (A rating) | Skilled Worker | |
| Ogwell Grange Limited | Newton Abbot | Devon | Worker (A rating) | Skilled Worker |
| Oh Baby Ultrasound LTD | Ballymena | Antrim | Worker (A rating) | Skilled Worker |
| OH Dental Limited | headcorn | KENT | Worker (A rating) | Skilled Worker |
| Oh Goodlord Ltd | London | Worker (A rating) | Skilled Worker | |
| Oh Polly Ltd | Wirral | Merseyside | Worker (A rating) | Skilled Worker |
| OH&M LTD | Madden | Worker (A rating) | Skilled Worker | |
| Ohalo Limited | London | Worker (A rating) | Skilled Worker | |
| Ohana Parental Assessment Centre | Grays | Essex | Worker (A rating) | Skilled Worker |
| OHANNES FOOD SOLUTIONS LTD | Mansfield | Worker (A rating) | Skilled Worker | |
| Ohashi Technica UK Ltd | Washington | Worker (A rating) | Skilled Worker | |
| Ohashi Technica UK Ltd | Washington | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OHGB LIMITED | Birmingham | Worker (A rating) | Skilled Worker | |
| Ohlogy Ltd | London | Worker (A rating) | Skilled Worker | |
| OHM ELECTRICAL ENGINEERING LTD | Ilford | Essex | Worker (A rating) | Skilled Worker |
| OHM Engineering Limited | Clogher | Tyrone | Worker (A rating) | Skilled Worker |
| Ohme Operations UK Limited | London | Worker (A rating) | Skilled Worker | |
| Ohme Operations UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OHMG (Holdings) Ltd | Newry | Down | Worker (A rating) | Skilled Worker |
| Ohms and Watts (Services) Ltd | Hemel Hempstead | Worker (A rating) | Skilled Worker | |
| OhmSpace Ltd | Southampton | Worker (A rating) | Skilled Worker | |
| Oho Group Limited | London | Worker (A rating) | Skilled Worker | |
| OHP&BI Ltd/ trading as BIBIDA | London | Worker (A rating) | Skilled Worker | |
| Ohpen Services UK Limited | London | Worker (A rating) | Skilled Worker | |
| OHRI CONVENIENCE STORE LIMITED | Ellesmere Port | Worker (A rating) | Skilled Worker | |
| OHYM LTD T/A THE NINES | Belper | Derbyshire | Worker (A rating) | Skilled Worker |
| OI CREATIVE SERVICES LTD | London | Worker (A rating) | Skilled Worker | |
| OIA Global Ltd | Richmond | Worker (A rating) | Skilled Worker | |
| OIA Global Ltd | Richmond | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OICE SUPPORT SERVICES LTD | Chesterfield, | England, | Worker (A rating) | Skilled Worker |
| OIEXCHANGE LTD | Bristol | Worker (A rating) | Skilled Worker | |
| Oikos Family Centres Limited | Bradford | Worker (A rating) | Skilled Worker | |
| Oil & Gas Measurement Limited | Ely | Cambridgeshire | Worker (A rating) | Skilled Worker |
| Oil & Gas Measurement Limited | Ely | Cambridgeshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oil Brokerage Limited | London | Worker (A rating) | Skilled Worker | |
| Oil Change UK | London | Worker (A rating) | Skilled Worker | |
| Oil Plus Ltd | Newbury | Berkshire | Worker (A rating) | Skilled Worker |
| Oil Spill Response Limited | Southampton | Hampshire | Worker (A rating) | Skilled Worker |
| Oil Spill Response Limited | Southampton | Hampshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OIL STATES INDUSTRIES (UK ) LTD | NIGG | ABERDEEN | Worker (A rating) | Skilled Worker |
| Oilfield Insurance Agencies Ltd | London | Worker (A rating) | Skilled Worker | |
| Oilfield Production Consultants (OPC) Limited | London | Worker (A rating) | Skilled Worker | |
| Oilfield Production Consultants (OPC) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oilgear Towler Limited | Leeds | West Yorkshire | Worker (A rating) | Skilled Worker |
| OILPOINT UK LTD | Glasgow | Worker (A rating) | Skilled Worker | |
| Oishin Ltd T/A Spice of India | Chipping Norton | Worker (A rating) | Skilled Worker | |
| Oister Creative LTD | LONDON | Please select... | Worker (A rating) | Skilled Worker |
| oiza healthcare limited | Mansfield | Nottinghamshire | Worker (A rating) | Skilled Worker |
| OJ Solutions Services Limited | Salford | Manchester | Worker (A rating) | Skilled Worker |
| Oja Shops Ltd | Stratford | Worker (A rating) | Skilled Worker | |
| Ojas Group Ltd | Rugby | Warwickshire | Worker (A rating) | Skilled Worker |
| OJAYS AUTOS LIMITED | London | Worker (A rating) | Skilled Worker | |
| OJC IT Limited | Newcastle Upon Tyne | Worker (A rating) | Skilled Worker | |
| Ojocaliente Ltd | London | Worker (A rating) | International Sportsperson | |
| Ok Barber | Bury | Lancashire | Worker (A rating) | Skilled Worker |
| OK Bargains Ltd | Cambridge | Worker (A rating) | Skilled Worker | |
| OK Convenience Store Ltd | ELLESMERE PORT | Worker (A rating) | Skilled Worker | |
| OK Cool | London | Worker (A rating) | Skilled Worker | |
| OK CREATER LTD | Rochdale | Worker (A rating) | Skilled Worker | |
| OK Grills Ltd T/A Nom Noms | Manchester | Worker (A rating) | Skilled Worker | |
| OK Hospitality Ltd T/A The Taphouse Bar & Restaurant | Magherafelt | Derry | Worker (A rating) | Skilled Worker |
| OK-RM Limited | London | Worker (A rating) | Skilled Worker | |
| OKA DIRECT LTD | DIDCOT | OXFORDSHIRE | Worker (A rating) | Skilled Worker |
| Oka Restaurant | London | Worker (A rating) | Skilled Worker | |
| Okala Limited | Stirling | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Okala Limited | Stirling | Worker (A rating) | Skilled Worker | |
| Okamura Corporation, London Branch | London | Worker (A rating) | Skilled Worker | |
| Okamura Corporation, London Branch | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OKAN MEATHOUSE LTD | Urmston | Manchester | Worker (A rating) | Skilled Worker |
| Okara CTG Ltd T/A Bombay Tandoori Restaurant | Dereham | Worker (A rating) | Skilled Worker | |
| Okehampton Medical Centre | Okehampton | Devon | Worker (A rating) | Skilled Worker |
| Okehampton Road Post Office | Devon | Worker (A rating) | Skilled Worker | |
| Oki Europe Limited | Egham | Worker (A rating) | Skilled Worker | |
| Oki Europe Limited | Egham | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OKI Europe Ltd | Egham | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OKI Europe Ltd | Egham | Worker (A rating) | Skilled Worker | |
| Okiri Healthcare LTD | London | Worker (A rating) | Skilled Worker | |
| okoHaus UK Limited | Ipswich | Suffolk | Worker (A rating) | Skilled Worker |
| Okome Ltd T/A Okome | Glasgow | Worker (A rating) | Skilled Worker | |
| OKONOMI LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| OKTA CONSTRUCTION LIMITED | London | London | Worker (A rating) | Skilled Worker |
| Okta UK Ltd | London | Worker (A rating) | Skilled Worker | |
| Okta UK Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OKTEE LIMITED | Croydon | Worker (A rating) | Skilled Worker | |
| Oktra Ltd | London | Worker (A rating) | Skilled Worker | |
| Okulo Ltd (Presently trading as OKKO Health) | Bristol | Worker (A rating) | Skilled Worker | |
| OKX UK FinTech Company LImited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OKX UK FinTech Company LImited | London | Worker (A rating) | Skilled Worker | |
| OKYO PHARMA LTD | London | Worker (A rating) | Skilled Worker | |
| OLA Limited | Glasgow | Worker (A rating) | Skilled Worker | |
| OLA UK Private Limited | London | Worker (A rating) | Skilled Worker | |
| OLA UK Private Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OLA247 LIMLITED | WIGAN | AL | Worker (A rating) | Skilled Worker |
| Olabamiji and Co Limited | Glasgow | Worker (A rating) | Skilled Worker | |
| Olam Care Services | MIddlesborough | Worker (A rating) | Skilled Worker | |
| Olam Europe Limited | London | Worker (A rating) | Skilled Worker | |
| Olam Europe Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Olam UK Business Solutions Limited | London | Worker (A rating) | Skilled Worker | |
| Olaniwun Ajayi (UK) LLP | London | Worker (A rating) | Skilled Worker | |
| Olapic UK Limited | London | Worker (A rating) | Skilled Worker | |
| Olapic UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Olatunde Ashaolu & Co (UK) Ltd | London | Worker (A rating) | Skilled Worker | |
| Olayan Europe Limited | London | Worker (A rating) | Skilled Worker | |
| OLAYINKA ADERINKOLA AKIRINOLA FOUNDATION UK | LONDON | Temporary Worker (A rating) | Charity Worker | |
| Olayinka Bukola | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Olbeac Limited | London | Worker (A rating) | Skilled Worker | |
| OLD BAILEY SOLICITORS | BRIGHTON | Worker (A rating) | Skilled Worker | |
| Old Barn Stores | North Waltham | Hampshire | Worker (A rating) | Skilled Worker |
| Old Bridge Surgery | Looe | Cornwall | Worker (A rating) | Skilled Worker |
| Old Catton Medical Practice | Norwich | Norfolk | Worker (A rating) | Skilled Worker |
| Old Chang Kee UK Limited | London | London | Worker (A rating) | Skilled Worker |
| Old Chilly Pictures Ltd | Sheffield | Worker (A rating) | Skilled Worker | |
| Old Church Store | Coventry | West Midlands | Worker (A rating) | Skilled Worker |
| OLD ELIZABETHANS CRICKET CLUB | WORCESTER | WORCESTERSHIRE | Worker (A rating) | International Sportsperson |
| Old Empire Ltd | London | Temporary Worker (A rating) | Creative Worker | |
| Old Empire Ltd | Great Wakering | Essex | Temporary Worker (A rating) | Creative Worker |
| Old Fire Station Surgery | Beverley | East Yorkshire | Worker (A rating) | Skilled Worker |
| Old Henry Street Medical Centre | Leigh | Lancashire | Worker (A rating) | Skilled Worker |
| Old Hill Cricket Club | Cradley Heath | West Midlands | Worker (A rating) | International Sportsperson |
| OLD HOUSE GROUP LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| OLD KENT MINI STORE LTD | London | Worker (A rating) | Skilled Worker | |
| Old Lion Pailton Ltd T/A The Old Lion | Rugby | Worker (A rating) | Skilled Worker | |
| Old MacDonald's Day Nursery Ltd. | Bovingdon | Hertfordshire | Worker (A rating) | Skilled Worker |
| Old Mill Road Minimarket Ltd | Saffron Walden | Essex | Worker (A rating) | Skilled Worker |
| Old Mill Veterinary Practice | Stornoway | Isle Of Lewis | Worker (A rating) | Skilled Worker |
| Old Mission Europe LLP | London | Worker (A rating) | Skilled Worker | |
| Old Mission Europe LLP | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Old Northamptonians Cricket Club | Northampton | Worker (A rating) | International Sportsperson | |
| Old Oak cafe | London | Worker (A rating) | Skilled Worker | |
| Old Owens Cricket Club | Potters Bar | herts | Worker (A rating) | International Sportsperson |
| OLD PLAZA LTD | Manchester | Worker (A rating) | Skilled Worker | |
| OLD RECTORY CARE LTD | PINNER | MIDDLESEX | Worker (A rating) | Skilled Worker |
| Old Rectory Nursing Home Ltd | Capenhurst | Worker (A rating) | Skilled Worker | |
| Old Road West Surgery | Gravesend | Kent | Worker (A rating) | Skilled Worker |
| Old Roundabout Store | Liverpool | Worker (A rating) | Skilled Worker | |
| Old Rutlishians Cricket Club | London | Worker (A rating) | International Sportsperson | |
| Old School Barbers | London | Worker (A rating) | Skilled Worker | |
| OLD SCHOOL HOUSE | LONGWICK | BUCKINGHAMSHIRE | Worker (A rating) | Skilled Worker |
| Old Shenfield Place | Shenfield | Essex | Worker (A rating) | Skilled Worker |
| Old Silhillians Hockey Club, The Old Silhillians Associaton Limited | Solihull | West Midlands | Worker (A rating) | Skilled Worker |
| Old Square Dental Practice Partnership (Ravi Panesar) | Warwick | Warwickshire | Worker (A rating) | Skilled Worker |
| Old Stone Ltd T/A Old Stone Vets | Alston | Cumbria | Worker (A rating) | Skilled Worker |
| Old Swan Health Centre Group Practice | Liverpool | Merseyside | Worker (A rating) | Skilled Worker |
| Old Sycamore Management Limited | London | London | Worker (A rating) | Skilled Worker |
| Old Thorns Golf Hotel & Country Estate Ltd | Griggs Green | Hampshire | Worker (A rating) | Skilled Worker |
| OLD TOWN EXPRESS LTD T/A Day Today | Edinburgh | Worker (A rating) | Skilled Worker | |
| Old Town Stores Limited | Hastings | East Sussex | Worker (A rating) | Skilled Worker |
| OLD TUDOR HALL LIMITED | HITCHIN | Worker (A rating) | Skilled Worker | |
| Old Vicarage Ltd | Neath | Neath Port Talbot | Worker (A rating) | Skilled Worker |
| Old Vicarage Registered Care Home Ltd | Llangollen | DENBIGHSHIRE | Worker (A rating) | Skilled Worker |
| Old Vicarage School Trust | Richmond upon Thames | SURREY | Worker (A rating) | Skilled Worker |
| Old Village Wine Shop | Manchester | Great Manchester | Worker (A rating) | Skilled Worker |
| Old White Hart | Oakham | Rutland | Worker (A rating) | Skilled Worker |
| Old Whitgiftians Cricket Club | Croydon | Surrey | Worker (A rating) | International Sportsperson |
| Old Wilsonians' Cricket Club | Bromley | Kent | Worker (A rating) | International Sportsperson |
| Old Windsor Dental Practice | Old Windsor | Berkshire | Worker (A rating) | Skilled Worker |
| OLD WULFRUNIANS TETTENHALL CRICKET CLUB | WOLVERHAMPTON | WEST MIDLANDS | Worker (A rating) | International Sportsperson |
| Oldara Ltd (Cleeve Wood Pharmacy) | Bristol | South Gloucester | Worker (A rating) | Skilled Worker |
| Oldbourne & Oldbourne Hospitality Ltd trading as L'oscar London Hotel | London | Worker (A rating) | Skilled Worker | |
| Oldendorff Carriers (UK) Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oldendorff Carriers (UK) Ltd | London | Worker (A rating) | Skilled Worker | |
| Oldercare (Haslmere) Ltd | Haslemere | Surrey | Worker (A rating) | Skilled Worker |
| Olderiswiser Media Limited | London | Worker (A rating) | Skilled Worker | |
| Oldfield Residential Care Ltd | Bridgnorth | Shropshire | Worker (A rating) | Skilled Worker |
| Oldfield School | BATH | Worker (A rating) | Skilled Worker | |
| OLDFORD CONVENIENCE STORE LIMITED | London | Worker (A rating) | Skilled Worker | |
| Oldham Bethel Church | Oldham | Greater Manchester | Worker (A rating) | Tier 2 Ministers of Religion |
| Oldham Bethel Church | Oldham | Greater Manchester | Temporary Worker (A rating) | Charity Worker |
| Oldham Bethel Church | Oldham | Greater Manchester | Temporary Worker (A rating) | Religious Worker |
| Oldham Business & Construction Management Ltd | Oldham | Worker (A rating) | Skilled Worker | |
| Oldham Council | Oldham | Worker (A rating) | Skilled Worker | |
| Oldham Family Practice | Oldham | Greater Manchester | Worker (A rating) | Skilled Worker |
| Oldham Food Store Limited | Oldham | Worker (A rating) | Skilled Worker | |
| Oldham GHCSRC | OLDHAM | Worker (A rating) | Skilled Worker | |
| Oldham Groceries UK Ltd t/a Oldham Superstore | Oldham | Worker (A rating) | Skilled Worker | |
| OLDHAM KEBAB, PERI PERI LIMITED | oldham | LANCASHIRE | Worker (A rating) | Skilled Worker |
| Oldham Rugby League Football Club 1876 Limited | Oldham | Worker (A rating) | International Sportsperson | |
| Oldhams of Westcliff Ltd | Westcliff | Essex | Worker (A rating) | Skilled Worker |
| Oldsters Home Care Limited | Slough | Worker (A rating) | Skilled Worker | |
| OLDWAY HEIGHTS LTD | Paignton | Devon | Worker (A rating) | Skilled Worker |
| Ole Ole Lincoln Limited | Lincoln | Lincolnshire | Worker (A rating) | Skilled Worker |
| Olea Care Ltd | Stockport | Worker (A rating) | Skilled Worker | |
| Olenick Global Ltd | Belfast | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oleochem Project Management Ltd | Aberdeen | Worker (A rating) | Skilled Worker | |
| Olfnet Ltd | Manchester | Worker (A rating) | Skilled Worker | |
| OLGA TV | London | Temporary Worker (A rating) | Creative Worker | |
| Oli Pictures Ltd | Uxbridge | Temporary Worker (A rating) | Creative Worker | |
| Oli Pictures Ltd | Uxbridge | Worker (A rating) | Skilled Worker | |
| Olia Limited Company ltd | Coventry | Worker (A rating) | Skilled Worker | |
| Olimp Laboratories UK Ltd | London | Worker (A rating) | Skilled Worker | |
| Olio at The Chequers Ltd | Wickham Bishops | Essex | Worker (A rating) | Skilled Worker |
| OLIO Exchange Limited | London | Worker (A rating) | Skilled Worker | |
| Oliva Health Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oliva Health Limited | London | Worker (A rating) | Skilled Worker | |
| Olivares Ltd | Lincoln | Lincolnshire | Worker (A rating) | Skilled Worker |
| Olive Banquet Ltd T/A Aurum Restaurant | Southend-on-Sea | Worker (A rating) | Skilled Worker | |
| Olive Base Ltd | London | Worker (A rating) | Skilled Worker | |
| Olive Bedford LTD | bedford | Worker (A rating) | Skilled Worker | |
| OLIVE CARE SOLUTIONS LTD | Peterborough | Worker (A rating) | Skilled Worker | |
| OLIVE HEALTH & TRAVEL LTD | London | Worker (A rating) | Skilled Worker | |
| Olive Hemel Limited | Bedfordshire | Worker (A rating) | Skilled Worker | |
| OLIVE HOME CARE & SUPPORT LIMITED | Crawley | West Sussex | Worker (A rating) | Skilled Worker |
| Olive Homecare Ltd | Nottingham | Worker (A rating) | Skilled Worker | |
| Olive Leaf Health & Homecare Limited | Bristol | Avon | Worker (A rating) | Skilled Worker |
| OLIVE N PERI PERI LTD T/A Perifellas | London | Worker (A rating) | Skilled Worker | |
| Olive of Sinai (Preston) Ltd | Preston | Lancashire | Worker (A rating) | Skilled Worker |
| Olive Poole Hill Cafe LTD T/A Olive Cafe | Bournemouth | Worker (A rating) | Skilled Worker | |
| Olive Technologies Ltd | Reading | Worker (A rating) | Skilled Worker | |
| Olive Tree (Kirklees) LTD | Heckmondwike | Worker (A rating) | Skilled Worker | |
| Olive Tree Bar and Restaurant Ltd | Leighton Bazzard | Worker (A rating) | Skilled Worker | |
| Olive Tree Day Nursery And School Ltd | Croydon | Worker (A rating) | Skilled Worker | |
| Olive Tree Takeaway (Glasgow) Limited | Glasgow | Worker (A rating) | Skilled Worker | |
| Olive's Cypriot Street Food Ltd | Crewe | Worker (A rating) | Skilled Worker | |
| OLIVEHEAL HEALTHCARE LTD | London | Worker (A rating) | Skilled Worker | |
| Olivello Ristorante & Bar Ltd | MIDDLESBROUGH | Worker (A rating) | Skilled Worker | |
| Oliver & Co Solicitors | Chester | Worker (A rating) | Skilled Worker | |
| Oliver & Co Solicitors Limited | Chester | Cheshire | Worker (A rating) | Skilled Worker |
| Oliver Aesthetics Limited | London | Worker (A rating) | Skilled Worker | |
| Oliver Bedding Limited | Rochdale | Worker (A rating) | Skilled Worker | |
| Oliver Chapman Architects Ltd | Edinburgh | Edinburgh | Worker (A rating) | Skilled Worker |
| Oliver Charles Solicitor | Leicester | Leicestershire | Worker (A rating) | Skilled Worker |
| Oliver Connell & Son Ltd | Perivale | Middx | Worker (A rating) | Skilled Worker |
| Oliver House Kirk Hallam Ltd | Ilkeston | Worker (A rating) | Skilled Worker | |
| Oliver James Associates Limited | London | Worker (A rating) | Skilled Worker | |
| Oliver James Associates Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oliver James Homes Ltd | Guildford | Surrey | Worker (A rating) | Skilled Worker |
| Oliver Marketing | London | Worker (A rating) | Skilled Worker | |
| Oliver Marketing | London | Temporary Worker (A rating) | Creative Worker | |
| Oliver Marketing | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OLIVER ROBERTS LTD | LONDON | Worker (A rating) | Skilled Worker | |
| Oliver Sweeney UK Limited | London | London | Worker (A rating) | Skilled Worker |
| Oliver Townend Eventing Ltd | Ellesmere | Shropshire | Worker (A rating) | Skilled Worker |
| Oliver Walton Ltd | London | Worker (A rating) | Skilled Worker | |
| Oliver Wyman Limited | London | Worker (A rating) | Skilled Worker | |
| Oliver Wyman Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OLIVER'S FISH BAR LIMITED | West Midlands | Worker (A rating) | Skilled Worker | |
| Olivers Residential Ltd | London | London | Worker (A rating) | Skilled Worker |
| OLIVERS TRAVELS LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| Olivet Assembly | Uckfield | East Sussex | Worker (A rating) | Tier 2 Ministers of Religion |
| Olivet Assembly | Uckfield | East Sussex | Worker (A rating) | Skilled Worker |
| Olivet Assembly | Uckfield | East Sussex | Temporary Worker (A rating) | Religious Worker |
| Olivet Assembly | Uckfield | East Sussex | Temporary Worker (A rating) | Charity Worker |
| Oliveta Limited | Harrogate | North Yorkshire | Worker (A rating) | Skilled Worker |
| Olivewood Ltd | Harrow | Middlesex | Worker (A rating) | Skilled Worker |
| OLIVIA FASHION DESIGN LIMITED | London | Worker (A rating) | Skilled Worker | |
| Olivia's Day Nursery LTD | Leeds | Worker (A rating) | Skilled Worker | |
| Olivibra UK Ltd | Nottingham | Nottinghamshire | Worker (A rating) | Skilled Worker |
| OLIVIER JULLIAN CONSULTANT LTD | London | Worker (A rating) | Skilled Worker | |
| Oliyil Traders Ltd | London | Worker (A rating) | Skilled Worker | |
| OLJ Designs Ltd | London | Worker (A rating) | Skilled Worker | |
| Olleco | Northampton | Worker (A rating) | Skilled Worker | |
| Ollie Owl LTD | Chesham | Buckinghamshire | Worker (A rating) | Skilled Worker |
| OLLIE PICKETT LIMITED | TADWORTH | Worker (A rating) | Skilled Worker | |
| Ollie Quinn UK Ltd | London | Worker (A rating) | Skilled Worker | |
| Ollie Quinn UK Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ollie's House Limited | London | Worker (A rating) | Skilled Worker | |
| Ollier Smurthwaite Architects Limited | Manchester | Worker (A rating) | Skilled Worker | |
| Ollies kebab (Lingfield) Ltd | Orpington | Worker (A rating) | Skilled Worker | |
| OLLIEWOOD LIMITED | Brighton | Worker (A rating) | Skilled Worker | |
| OLLU ENTERPRISE LTD | London | Worker (A rating) | Skilled Worker | |
| OLM SYSTEMS LIMITED | TEDDINGTON | MIDDLESEX | Worker (A rating) | Skilled Worker |
| OLR (UK) Ltd | Walton-On-Thames | Worker (A rating) | Skilled Worker | |
| OLR (UK) Ltd | Walton-On-Thames | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OLS Group Limited T/A Out Lane Social | Leyland | Worker (A rating) | Skilled Worker | |
| Olsam Group Ltd | London | Worker (A rating) | Skilled Worker | |
| Olsberg/SPI Limited | London | Worker (A rating) | Skilled Worker | |
| Olsen Actuation UK Ltd | Warrington | Cheshire | Worker (A rating) | Skilled Worker |
| Olsights LTD | London | Worker (A rating) | Skilled Worker | |
| Olut Services Ltd | Bognor Regis | West Sussex | Worker (A rating) | Skilled Worker |
| Olvin Limited | London | Worker (A rating) | Skilled Worker | |
| Olympia Estate Services Limited | London | Worker (A rating) | Skilled Worker | |
| OLYMPIA FOODS T/A KRYSTALS | LONDON | Worker (A rating) | Skilled Worker | |
| Olympus Automation Limited | Peterborough | Cambridgeshire | Worker (A rating) | Skilled Worker |
| Olympus Dairy UK Ltd | Worcester | Worker (A rating) | Skilled Worker | |
| Olyvon Limited | London | Worker (A rating) | Skilled Worker | |
| OM Beers & Minerals Ltd T/A M G Beers & Minerals | Iver | Buckinghamshire | Worker (A rating) | Skilled Worker |
| Om Bikes Limited | Wembley | Worker (A rating) | Skilled Worker | |
| OM BIKES SERVICES LIMITED | Harrow | Worker (A rating) | Skilled Worker | |
| OM CARE LIMITED | Coulsdon | Surrey | Worker (A rating) | Skilled Worker |
| Om Cash & Carry Ltd | Wembley | Worker (A rating) | Skilled Worker | |
| OM CATERING LIMITED T/A EVEREST SPICE | Epsom | Worker (A rating) | Skilled Worker | |
| OM CONSTRUCTION SERVICES LIMITED | Slough | Worker (A rating) | Skilled Worker | |
| Om Creatives Ltd | London | Worker (A rating) | Skilled Worker | |
| Om Fashion Ltd | BIRMINGHAM | West Midlands | Worker (A rating) | Skilled Worker |
| OM FOOD & WINE LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| OM FUNERAL CARE LTD | London | Worker (A rating) | Skilled Worker | |
| Om Haan Limited T/A Goa Indian Takeaway | Southampton | Worker (A rating) | Skilled Worker | |
| OM JEWELLERS (LONDON) LTD T/A OM SAI JEWELLERS | Hounslow | Middx | Worker (A rating) | Skilled Worker |
| Om Laxmi Sairam Ltd | Wembley | Worker (A rating) | Skilled Worker | |
| OM LOG (UK) LTD | Brentwood | Worker (A rating) | Skilled Worker | |
| OM London Limited | London | Worker (A rating) | Skilled Worker | |
| Om Medical Centre | Sheerness | KENT | Worker (A rating) | Skilled Worker |
| Om Mobile Ventures (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Om Namo Namah Ltd t/a Taste of Kathmandu | Kent | Worker (A rating) | Skilled Worker | |
| OM NSP FOODS LTD | Northampton | Worker (A rating) | Skilled Worker | |
| Om Restaurant Ltd | Aldershot | Worker (A rating) | Skilled Worker | |
| OM RETAIL UK LIMITED | READING | Worker (A rating) | Skilled Worker | |
| OM RETAILERS LTD | PETERHEAD | Worker (A rating) | Skilled Worker | |
| OM SAI CONVENIENCE STORE LTD | Andover | Hampshire | Worker (A rating) | Skilled Worker |
| OM SAI International Ltd | Amersham | Worker (A rating) | Skilled Worker | |
| OM SAI KRUPA LTD | BRISTOL | Worker (A rating) | Skilled Worker | |
| Om Sai Ram Store Ltd (T/A Prince of Wales Food & Wine) | Birmingham | Worker (A rating) | Skilled Worker | |
| OM SAI RETAIL SHOPS LIMITED | HARROW | Worker (A rating) | Skilled Worker | |
| Om Sai Superstores Limited | Farnborough | Hampshire | Worker (A rating) | Skilled Worker |
| OM SAI TRADING LTD | Leicester | Worker (A rating) | Skilled Worker | |
| Om Sairam Food Limited | Liverpool | Worker (A rating) | Skilled Worker | |
| OM Soft Solutions Limited | Reading | Worker (A rating) | Skilled Worker | |
| OM SWEET AND SAVOURIES LTD | Aldershot | Worker (A rating) | Skilled Worker | |
| Om Synergies Limited | Birmingham | Worker (A rating) | Skilled Worker | |
| OM Ventures Capital Limited | London | Worker (A rating) | Skilled Worker | |
| Om Wines Ltd T/A Om Wines | London | Worker (A rating) | Skilled Worker | |
| OM2CARELTD | South Croydon | Worker (A rating) | Skilled Worker | |
| Omada Subs Ltd | Ballyclare | County Antrim | Worker (A rating) | Skilled Worker |
| Omagh Aluminium Systems Ltd | Omagh | Tyrone | Worker (A rating) | Skilled Worker |
| OMAIRA CONSULTING GROUP LTD | London | Worker (A rating) | Skilled Worker | |
| Omakase Mayfair Limited | London | Worker (A rating) | Skilled Worker | |
| Oman Air S.A.O.C | London | England | Worker (A rating) | Skilled Worker |
| OMANES CARE LIMITED | CAMBRIDGE | Cambridgeshire | Worker (A rating) | Skilled Worker |
| Omanos Analytics Ltd | Glasgow | Worker (A rating) | Skilled Worker | |
| OMAP & CO LTD T/A WALL 2 WALL | Kidderminster | Worcestershire | Worker (A rating) | Skilled Worker |
| Omar Exotic Foods Limited | Barking, London | Essex | Worker (A rating) | Skilled Worker |
| OMAR FAROOK KHAN T/A MEGHNA TANDOORI RESTAURANT | LONDON | Worker (A rating) | Skilled Worker | |
| Omar Khayyam Restaurant | Edinburgh | Worker (A rating) | Skilled Worker | |
| Omar Retail Ltd | Stirling | Worker (A rating) | Skilled Worker | |
| Omar Sheikh T/A Pepe`s Peri Peri | Hendon | Worker (A rating) | Skilled Worker | |
| OMARMAYAR LIMITED | Lancaster | Worker (A rating) | Skilled Worker | |
| Omar`s Balti House Ltd | Bradford | Worker (A rating) | Skilled Worker | |
| OMass Therapeutics Limited | Oxford | Worker (A rating) | Skilled Worker | |
| OMAX IT SOLUTION LTD | London | British Forces | Worker (A rating) | Skilled Worker |
| Omaze UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Omaze UK Limited | London | Worker (A rating) | Skilled Worker | |
| OMB Construction Limited | Wembley | Worker (A rating) | Skilled Worker | |
| OMB Partnership Limited | Camberley | Surrey | Worker (A rating) | Skilled Worker |
| OMBA Advisory & Investments Limited | London | Worker (A rating) | Skilled Worker | |
| Ombersley Cricket Club | Worcestershire | Worker (A rating) | International Sportsperson | |
| OMC GLOBAL LIMITED | Witney | Oxfordshire | Worker (A rating) | Skilled Worker |
| Omeda Studios Limited | Northwood | Worker (A rating) | Skilled Worker | |
| OMEGA + GROUP LTD | London | Worker (A rating) | Skilled Worker | |
| OMEGA BUSINESS SERVICES LIMITED | DONCASTER | SOUTH YORKSHIRE | Worker (A rating) | Skilled Worker |
| Omega Diagnostics Ltd | Littleport | Worker (A rating) | Skilled Worker | |
| Omega Fire Ministries Liverpool | Liverpool | Temporary Worker (A rating) | Charity Worker | |
| Omega Fire Ministries Liverpool | Liverpool | Worker (A rating) | Tier 2 Ministers of Religion | |
| Omega Fire Ministries Liverpool | Liverpool | Temporary Worker (A rating) | Religious Worker | |
| Omega Flex Limited | Banbury | Oxfordshire | Worker (A rating) | Skilled Worker |
| Omega Flex Limited | Banbury | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Omega Group0 Ltd | Northolt, London | UK | Worker (A rating) | Skilled Worker |
| OMEGA HEALTHCARE SERVICES LIMITED | COVENTRY | Worker (A rating) | Skilled Worker | |
| Omega Homecare Ltd | Woodford Green | Essex | Worker (A rating) | Skilled Worker |
| Omega Ingredients | Ipswich | Suffolk | Worker (A rating) | Skilled Worker |
| Omega Lift Services Ltd | Captains Road | Worker (A rating) | Skilled Worker | |
| Omega Oak Barn Care Home | Beadlam | North Yorkshire | Worker (A rating) | Skilled Worker |
| OMEGA PHARMA LTD t/a PERRIGO UK & IRELAND | LONDON | Worker (A rating) | Skilled Worker | |
| Omega Proteins Limited | Halifax | West Yorkshire | Worker (A rating) | Skilled Worker |
| Omega Proteins Limited | Halifax | West Yorkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Omega Recruitment Services Limited | Liverpool | United Kingdom | Worker (A rating) | Skilled Worker |
| Omega Sinto Foundry Machinery Limited | Peterborough | Worker (A rating) | Skilled Worker | |
| Omega Sinto Foundry Machinery Limited | Peterborough | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Omega Subsea UK Limited | Blackburn | Aberdeen | Worker (A rating) | Skilled Worker |
| Omega X Systems Ltd | Aylesbury | bucks | Worker (A rating) | Skilled Worker |
| Omena Creative LTD | Stoke-on-Trent | Worker (A rating) | Skilled Worker | |
| Omer Tiroche gallery ltd | London | London | Worker (A rating) | Skilled Worker |
| OMERS Europe Limited | London | Worker (A rating) | Skilled Worker | |
| OMERS Infrastructure Europe Limited | LONDON | Worker (A rating) | Skilled Worker | |
| OMERS Infrastructure Europe Limited | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OMERS Private Equity Europe Limited | London | Worker (A rating) | Skilled Worker | |
| OMERS Private Equity Europe Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ometis Ltd | Market Harborough | Leicestershire | Worker (A rating) | Skilled Worker |
| Omex Environmental Limited | King's Lynn | Norfolk | Worker (A rating) | Skilled Worker |
| Omex Property Services Ltd | Luton | Worker (A rating) | Skilled Worker | |
| OMF International | Sevenoaks | Kent | Worker (A rating) | Skilled Worker |
| OMF International | Sevenoaks | Kent | Temporary Worker (A rating) | Religious Worker |
| OMF International | Sevenoaks | Kent | Temporary Worker (A rating) | Charity Worker |
| OMF International | Sevenoaks | Kent | Worker (A rating) | Tier 2 Ministers of Religion |
| OMFIF Ltd | London | Worker (A rating) | Skilled Worker | |
| OMG (HAMILTON) LTD | Glasgow | South Lanarkshire, | Worker (A rating) | Skilled Worker |
| OMG Racing Ltd | Stratford-upon-Avon | Worker (A rating) | International Sportsperson | |
| OMG Racing Ltd | Stratford-upon-Avon | Worker (A rating) | Skilled Worker | |
| OMIA RETAIL LTD | Cambridge | Worker (A rating) | Skilled Worker | |
| OMICRON electronics UK Limited | Stafford | Worker (A rating) | Skilled Worker | |
| OMICRON electronics UK Limited | Stafford | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Omidyar Network UK limited | London | Worker (A rating) | Skilled Worker | |
| Omilan Productions Limited | Edinburgh | Scotland | Worker (A rating) | Skilled Worker |
| Omilan Productions Limited | Edinburgh | Scotland | Temporary Worker (A rating) | Creative Worker |
| Omio Travel (UK) Ltd | Reading | Berkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Omio Travel (UK) Ltd | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Omisha Plant Food Ltd | London | Worker (A rating) | Skilled Worker | |
| OMK Limited | Carlisle | Worker (A rating) | Skilled Worker | |
| OMKA ENERGY LTD | London | Worker (A rating) | Skilled Worker | |
| Omkaar Limited | Southampton | Worker (A rating) | Skilled Worker | |
| Omkaar Systems Limited | Borehamwood | Worker (A rating) | Skilled Worker | |
| OML Belfast Limited | Belfast | Worker (A rating) | International Sportsperson | |
| OMM & KUSHI HOSPITALITY LTD | BATH | Worker (A rating) | Skilled Worker | |
| OMMAX GMBH | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OMMAX GMBH | London | Worker (A rating) | Skilled Worker | |
| Omnam Investment Group UK LTD | London | Worker (A rating) | Skilled Worker | |
| Omnam UK Limited | London | Worker (A rating) | Skilled Worker | |
| Omnav Limited T/A Chris's Motel | High Wycombe | Worker (A rating) | Skilled Worker | |
| Omnea Limited | London | Worker (A rating) | Skilled Worker | |
| Omnes Europe Limited | London | Worker (A rating) | Skilled Worker | |
| Omnes Healthcare Limited | London | Worker (A rating) | Skilled Worker | |
| Omni Bridgeway (UK) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Omni Bridgeway (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Omni Concept Ltd | London | Worker (A rating) | Skilled Worker | |
| OMNI CORPORATE SOLUTIONS LIMITED | LONDON EC3A 7AG | Worker (A rating) | Skilled Worker | |
| Omni Facilities Management Limited | London | Worker (A rating) | Skilled Worker | |
| Omni Pump International Limited T/As Edincare | Hemel Hempstead | Hertfordshire | Worker (A rating) | Skilled Worker |
| Omni Resource Management Solutions Limited | Altrincham | Worker (A rating) | Skilled Worker | |
| Omni Subsea Limited | Newmachar | Aberdeenshire | Temporary Worker (A rating) | Global Business Mobility: Service Supplier |
| OMNI SWEET CENTRE | BIRMINGHAM | Worker (A rating) | Skilled Worker | |
| Omni-id Limited | Farnham | Surrey | Worker (A rating) | Skilled Worker |
| Omnia Care Home Group Ltd | Birmingham | Worker (A rating) | Skilled Worker | |
| Omnia Housing Ltd | London | Worker (A rating) | Skilled Worker | |
| Omnia Learning Trust | Twickenham | Oxfordshire | Worker (A rating) | Skilled Worker |
| Omnia Smart technologies Ltd | Fleet | Worker (A rating) | Skilled Worker | |
| Omnia Strategy LLP | London | London | Worker (A rating) | Skilled Worker |
| Omnia Support Ltd | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| OMNIA-ENTERPRISES LIMITED | Oxfordshire | Worker (A rating) | Skilled Worker | |
| Omnibus Solutions Limited | Oldham | Lancashire | Worker (A rating) | Skilled Worker |
| Omnicare Pharmacy Ltd | Edinburgh | Worker (A rating) | Skilled Worker | |
| Omnicare Services Limited | Barnsley | South Yorkshire | Worker (A rating) | Skilled Worker |
| Omnicell Limited | Irlam | Manchester | Worker (A rating) | Skilled Worker |
| Omnicell Limited | Irlam | Manchester | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Omnicom Europe Limited | London | Worker (A rating) | Skilled Worker | |
| Omnicom Europe Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Omnide Ltd | London | Worker (A rating) | Skilled Worker | |
| Omnigen Biodata Limited | Cambridge | Cambridgeshire | Worker (A rating) | Skilled Worker |
| Omnipark Dental Centre | Kent | Worker (A rating) | Skilled Worker | |
| Omnipotent Bio Ltd | London | Worker (A rating) | Skilled Worker | |
| Omnipresent Group Limited | London | Worker (A rating) | Skilled Worker | |
| Omnisports Limited | Manchester | Worker (A rating) | Skilled Worker | |
| Omnium International (UK) Ltd | London | Worker (A rating) | Skilled Worker | |
| Omnivita Limited | Hemel Hempsted | Worker (A rating) | Skilled Worker | |
| Omobono Ltd | London | Worker (A rating) | Skilled Worker | |
| Omoda & Jaecoo UK Limited | London | Worker (A rating) | Skilled Worker | |
| Omor Ltd | Swansea | Worker (A rating) | Skilled Worker | |
| Omorovicza Cosmetics Ltd | London | Worker (A rating) | Skilled Worker | |
| OMOUK Ltd | London | Worker (A rating) | Skilled Worker | |
| OMRON ELECTRONICS LIMITED | MILTON KEYNES | Worker (A rating) | Skilled Worker | |
| OMRON ELECTRONICS LIMITED | MILTON KEYNES | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OMS (LONDON) LIMITED | Romford | Worker (A rating) | Skilled Worker | |
| OMS SIVAS S CREST OF THE WAVE | Heanor | Worker (A rating) | Skilled Worker | |
| Omsai Consulting Ltd | Maidenhead | Worker (A rating) | Skilled Worker | |
| Omsaisubs Limited | Kings Lynn | Worker (A rating) | Skilled Worker | |
| OMSHIVAY LIMITED | Bristol | Worker (A rating) | Skilled Worker | |
| Omshree Ganesh Ltd | Poole | Dorset | Worker (A rating) | Skilled Worker |
| OMSR Services Ltd | Cardiff | Worker (A rating) | Skilled Worker | |
| OMV Petrom UK Branch Office | London | Worker (A rating) | Skilled Worker | |
| OMV Petrom UK Branch Office | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OMV Supply & Trading Limited | London | Worker (A rating) | Skilled Worker | |
| OMV Supply & Trading Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Omya UK Limited | North Ferriby | East Riding of Yorkshire | Worker (A rating) | Skilled Worker |
| Omya UK Limited | North Ferriby | East Riding of Yorkshire | Temporary Worker (A rating) | Global Business Mobility: Service Supplier |
| On a Roll Indo Mexican Limited T/A On a Roll | Bristol | Worker (A rating) | Skilled Worker | |
| On Air Dining Ltd | FLEET | HAMPSHIRE | Worker (A rating) | Skilled Worker |
| ON ASSOCIATES LIMITED | Birmingham | Worker (A rating) | Skilled Worker | |
| ON BEHALF SOLUTIONS LIMITED | CARDIFF | SOUTH GLAMORGAN | Worker (A rating) | Skilled Worker |
| On Call Property Services Ltd | Croydon | Worker (A rating) | Skilled Worker | |
| ON CLOUD NINE BUSINESS LIMITED | Norwich | Worker (A rating) | Skilled Worker | |
| On Device Solutions Ltd | Birmingham | Worker (A rating) | Skilled Worker | |
| On Device Solutions Ltd | Birmingham | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| On Direct Business Services Limited | Reading | Worker (A rating) | Skilled Worker | |
| On Field Investment Research LLP | London | Worker (A rating) | Skilled Worker | |
| On Fleek Tech Ltd | London | Worker (A rating) | Skilled Worker | |
| ON HEIGHT CONVENIENCE LTD | Salford | Worker (A rating) | Skilled Worker | |
| On Line Design & Engineering Limited | IMMINGHAM | North East Lincolnshire | Worker (A rating) | Skilled Worker |
| ON MOVE LTD | Slough | Worker (A rating) | Skilled Worker | |
| ON POINT STUDY LIMITED | London | Worker (A rating) | Skilled Worker | |
| On Running UK Ltd | London | Worker (A rating) | Skilled Worker | |
| ON Semiconductor United Kingdom Limited | Bracknell | Worker (A rating) | Skilled Worker | |
| ON Semiconductor United Kingdom Limited | Bracknell | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| On Sight Limited | London | Greater London | Worker (A rating) | Skilled Worker |
| On Site Security | Bristol | Somerset | Worker (A rating) | Skilled Worker |
| on systems ltd | Letchworth | Hertfordshire | Worker (A rating) | Skilled Worker |
| On the Beach | Manchester | Worker (A rating) | Skilled Worker | |
| ON THE MARK (U.K.) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ON THE MARK (U.K.) Limited | London | Worker (A rating) | Skilled Worker | |
| On The Point marketing Limited T/A Point Marketing | London | Worker (A rating) | Skilled Worker | |
| On time care | Basingstoke | Hampshire | Worker (A rating) | Skilled Worker |
| ON TIME WATCHES LTD T/A WILLESDEN JEWELLERS | LONDON | Worker (A rating) | Skilled Worker | |
| On Track Care Services Ltd | Essex | Worker (A rating) | Skilled Worker | |
| ON TRAVELS LIMITED | Bury | Lancashire | Worker (A rating) | Skilled Worker |
| On Your Bike Limited | East Grinstead | West Sussex | Worker (A rating) | Skilled Worker |
| ONA CO., LTD | London | Worker (A rating) | Skilled Worker | |
| ONAISE MANAGEMENT LTD | Fearnhead, Warrington, | Worker (A rating) | Skilled Worker | |
| Onatti Productions Ltd | Warwick | Temporary Worker (A rating) | Creative Worker | |
| Onbe Ltd. | London | Worker (A rating) | Skilled Worker | |
| ONBOARD CORRUGATED LTD | WOLVERHAMPTON | Worker (A rating) | Skilled Worker | |
| Onboard Global Solutions Limited | Aberdeen | Worker (A rating) | Skilled Worker | |
| OnboardIQ UK Limited (t/a Fountain) | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OnboardIQ UK Limited (t/a Fountain) | London | Worker (A rating) | Skilled Worker | |
| OnBrand Group Ltd | St Albans | Hertfordshire | Worker (A rating) | Skilled Worker |
| Oncacare (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| ONCALL CARE SERVICE LTD | GLASGOW | Worker (A rating) | Skilled Worker | |
| Oncall Retail Ltd | Renfrew | Renfrewshire | Worker (A rating) | Skilled Worker |
| ONCAM GLOBAL LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| Once Upon A Time Content Limited | London | London | Worker (A rating) | Skilled Worker |
| Once Upon A Time Marketing Limited | London | Worker (A rating) | Skilled Worker | |
| Oncimmune Holdings plc | Leeds | Worker (A rating) | Skilled Worker | |
| Oncimmune Holdings plc | Leeds | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oncite Healthcare Limited | Preston | Worker (A rating) | Skilled Worker | |
| OnCloud Consulting (Scotland) Ltd | Edinburgh | Worker (A rating) | Skilled Worker | |
| ONCOSEM UK LIMITED | Braintree | Worker (A rating) | Skilled Worker | |
| OncoSil Medical (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Oncu Global Limited | Coventry | Worker (A rating) | Skilled Worker | |
| Ondine Restaurants Ltd | Edinburgh | Worker (A rating) | Skilled Worker | |
| Ondo Insurtech Plc | London | Worker (A rating) | Skilled Worker | |
| Ondra LLP | London | Worker (A rating) | Skilled Worker | |
| ONDUTY 24 LIMITED | LEICESTER | Worker (A rating) | Skilled Worker | |
| One 2 One Autos Ltd | Windsor | England | Worker (A rating) | Skilled Worker |
| ONE 2 ONE SUPPORT SERVICES NOTTINGHAM LTD | NOTTINGHAM | Worker (A rating) | Skilled Worker | |
| ONE Academy Trust | Derbyshire | Worker (A rating) | Skilled Worker | |
| One Accord Surveyors Ltd | London | Wimbledon | Worker (A rating) | Skilled Worker |
| ONE Advisory Limited | London | Worker (A rating) | Skilled Worker | |
| One Agency Media Ltd | Manchester | Worker (A rating) | Skilled Worker | |
| One Air Limited | Hampton Wick | Worker (A rating) | Skilled Worker | |
| One Another Ministries | Cannock | Staffordshire | Worker (A rating) | Tier 2 Ministers of Religion |
| One Beyond | Farnborough | Hampshire | Worker (A rating) | Skilled Worker |
| ONE BIG BITE WALSALL LIMITED T/A ONE BIG BITE | West Midlands | Worker (A rating) | Skilled Worker | |
| One Body LDN ltd | Woodford Green | Essex | Worker (A rating) | Skilled Worker |
| One Bright Dot | Brighouse | West Yorkshire | Worker (A rating) | Skilled Worker |
| One Call 24 Healthcare Limited | London | Worker (A rating) | Skilled Worker | |
| One Call Accident Management Limited | Handsworth | Birmingham | Worker (A rating) | Skilled Worker |
| One Call Insurance Services Limited | Doncaster | South Yorkshire | Worker (A rating) | Skilled Worker |
| ONE CARDS & STATIONERY LTD | Ilford | Worker (A rating) | Skilled Worker | |
| ONE CHECHI LTD | London | Worker (A rating) | Skilled Worker | |
| One Church Brighton | Brighton | Worker (A rating) | Skilled Worker | |
| One Church Brighton | Brighton | Temporary Worker (A rating) | Religious Worker | |
| One Church Leicester | Leicester | Temporary Worker (A rating) | Charity Worker | |
| One Circle Events Ltd | London | England | Worker (A rating) | Skilled Worker |
| One City Global Ltd | London | United Kingdom | Worker (A rating) | Skilled Worker |
| One Click Crazy Deals Limited | Leicester | Leicestershire | Worker (A rating) | Skilled Worker |
| One Community Hampshire And Dorset ltd | Southampton | Worker (A rating) | Skilled Worker | |
| One Community Link | Stockton on tees | Cleveland | Temporary Worker (A rating) | Charity Worker |
| One Contract Services Ltd | Thornton Heath | Worker (A rating) | Skilled Worker | |
| ONE Creative environments (ONE) | Worcester | Worcestershire | Worker (A rating) | Skilled Worker |
| One Crown Services Limited | Barking | Worker (A rating) | Skilled Worker | |
| One Day At A Time Home Care Ltd | Woodley | Worker (A rating) | Skilled Worker | |
| One Dental | Londonderry | Londonderry | Worker (A rating) | Skilled Worker |
| One Dot World Ltd | Surrey | Worker (A rating) | Skilled Worker | |
| One Environments Ltd | Newcastle upon Tyne | Tyne and Wear | Worker (A rating) | Skilled Worker |
| One Fiinix Live Limited | London | Temporary Worker (A rating) | Creative Worker | |
| ONE FLEET REALTY LTD | LONDON | Worker (A rating) | Skilled Worker | |
| ONE FLEET REALTY LTD | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ONE FOOD (LONDON) LTD | London | Worker (A rating) | Skilled Worker | |
| ONE GLOBAL FOOD LTD | London | Worker (A rating) | Skilled Worker | |
| ONE HEALTH HOME CARE LIMITED | Romford | Worker (A rating) | Skilled Worker | |
| ONE Healthcare Limited | Wokingham | Worker (A rating) | Skilled Worker | |
| One Heart Clinic LLP | London | Worker (A rating) | Skilled Worker | |
| One Heritage Property Development Limited | Manchester | Worker (A rating) | Skilled Worker | |
| ONE HOLDING NORTH LIMITED TA BEDMASTER | Batley | West Yorkshire | Worker (A rating) | Skilled Worker |
| One Home Church | Emsworth | Hampshire | Temporary Worker (A rating) | Charity Worker |
| ONE HOME STORE LTD | Wednesbury | Worker (A rating) | Skilled Worker | |
| One Hotel Limited | Swansea | Worker (A rating) | Skilled Worker | |
| One House Artists Limited | London | Worker (A rating) | Skilled Worker | |
| One House Artists Limited | London | Temporary Worker (A rating) | Creative Worker | |
| One Investment Management Group UK Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| One Investment Management Group UK Ltd | London | Worker (A rating) | Skilled Worker | |
| One Life Health Support Ltd t/a Caremark Surrey Heath & Rushmoor | Farnborough | Worker (A rating) | Skilled Worker | |
| One Little Independent Ltd T/A One Little Independent Records | London | Worker (A rating) | Skilled Worker | |
| One Love Caribbean Restaurant Limited | Romford | Worker (A rating) | Skilled Worker | |
| One Love Kitchen | London | Worker (A rating) | Skilled Worker | |
| One Managed Services Ltd | Leicester | Worker (A rating) | Skilled Worker | |
| ONE MIND LIMITED | Sheffield | Worker (A rating) | Skilled Worker | |
| One Minute Silence Ltd t/a Flume | Solihull | West Midlands | Worker (A rating) | Skilled Worker |
| One Mission Society | Belfast | Worker (A rating) | Tier 2 Ministers of Religion | |
| One More Bowl Ltd | London | Worker (A rating) | Skilled Worker | |
| One Move Property Group Ltd | London | Worker (A rating) | Skilled Worker | |
| One Nation | Batley | Worker (A rating) | Skilled Worker | |
| One Network Enterprises UK Limited | London | UK | Worker (A rating) | Skilled Worker |
| One Network Enterprises UK Limited | London | UK | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| One Nine Seven Early Years Nursery | Kingston-Upon-Thames | Surrey | Worker (A rating) | Skilled Worker |
| One of Us Ltd. | London | Worker (A rating) | Skilled Worker | |
| One of Us Ltd. | London | Temporary Worker (A rating) | Creative Worker | |
| One Peak Partners LLP | London | Worker (A rating) | Skilled Worker | |
| One Plus Restaurant Limited | Manchester | Worker (A rating) | Skilled Worker | |
| One Point Consulting Ltd | London | Worker (A rating) | Skilled Worker | |
| One Polo Limited | Maidstone | Kent | Worker (A rating) | Skilled Worker |
| One Represents Ltd | LONDON | Temporary Worker (A rating) | Creative Worker | |
| One Represents Ltd | LONDON | Worker (A rating) | Skilled Worker | |
| One Retail Group Limited | London | Worker (A rating) | Skilled Worker | |
| One Rock Capital Partners Limited | London | Worker (A rating) | Skilled Worker | |
| One School Group Limited | London | Worker (A rating) | Skilled Worker | |
| One Scientific Ltd | Bristol | Worker (A rating) | Skilled Worker | |
| One Search Ltd | Mayfair | Worker (A rating) | Skilled Worker | |
| One Sixty Fundraising Limited | Leeds | Worker (A rating) | Skilled Worker | |
| ONE SOURCE ACCOUNTANCY SERVICES LTD | Glasgow | Worker (A rating) | Skilled Worker | |
| One Source Virtual (UK) Limited | Derry | Worker (A rating) | Skilled Worker | |
| One Source Virtual (UK) Limited | Derry | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| One Spice Ltd | Brighton | Worker (A rating) | Skilled Worker | |
| One Square Advisors Ltd | London | Worker (A rating) | Skilled Worker | |
| ONE SQUARE BUSINESS LTD T/A Narvana | Stafford | Worker (A rating) | Skilled Worker | |
| One Step Beyond Flooring Wholesale Ltd | Mitcham | Worker (A rating) | Skilled Worker | |
| ONE STEP DESIGN&PRINT LTD | London | Worker (A rating) | Skilled Worker | |
| One Step Retail Ltd | Lancashire | Worker (A rating) | Skilled Worker | |
| One Stop | Rochdale | Worker (A rating) | Skilled Worker | |
| ONE STOP | LONDON | Worker (A rating) | Skilled Worker | |
| One Stop & Post Office | Shropshire | Worker (A rating) | Skilled Worker | |
| One Stop Auto Repair and Sales Ltd | Littleborough | Worker (A rating) | Skilled Worker | |
| ONE STOP BUILDERS MERCHANTS (ENFIELD) LTD | Enfield | Worker (A rating) | Skilled Worker | |
| ONE STOP CAR CLINIC LTD | BRADFORD | WEST YORKSHIRE | Worker (A rating) | Skilled Worker |
| One Stop Care Ltd | Nottingham | Nottinghamshire | Worker (A rating) | Skilled Worker |
| One Stop Chai Ltd | Leicester | Worker (A rating) | Skilled Worker | |
| One Stop Convenience Store | Leicester | Worker (A rating) | Skilled Worker | |
| One Stop Darfield | Darfield Barnsley | Worker (A rating) | Skilled Worker | |
| ONE STOP DEALERS LIMITED | Leicester | Worker (A rating) | Skilled Worker | |
| One Stop Halal Meat Centre Limited TA One Stop Halal Meat Centre | Birmingham | Worker (A rating) | Skilled Worker | |
| ONE STOP LAWRENCE ROAD LTD | Liverpool | Worker (A rating) | Skilled Worker | |
| ONE STOP NORTH LONDON LTD | RAYLEIGH | Worker (A rating) | Skilled Worker | |
| One Stop Phone Solution Ltd T/AS Sunny Phones and Computers | Sheffield | Worker (A rating) | Skilled Worker | |
| ONE STOP RECYCLING NW LTD | Preston | Worker (A rating) | Skilled Worker | |
| ONE STOP SECURE LTD | Barking | Worker (A rating) | Skilled Worker | |
| One Stop Service Point Ltd | London | Worker (A rating) | Skilled Worker | |
| ONE STOP SERVICES SWINDON LTD | Barking | Worker (A rating) | Skilled Worker | |
| ONE STOP SHADSWORTH | BLACKBURN | LANCASHIRE | Worker (A rating) | Skilled Worker |
| One Stop Shipping Ltd | Rainham | Worker (A rating) | Skilled Worker | |
| ONE STOP SHOP FITTINGS LTD | MANCHESTER | Worker (A rating) | Skilled Worker | |
| One Stop Smallthorne | Stoke on Trent | Worker (A rating) | Skilled Worker | |
| ONE STOP SOLUTION | Hounslow | Worker (A rating) | Skilled Worker | |
| One Stop Stores (Fairford Leys) Ltd T/A One Stop Stores and Fairford Butchers | Aylesbury | Worker (A rating) | Skilled Worker | |
| One Stop T/A Rani Stores | Ashford,Kent | Worker (A rating) | Skilled Worker | |
| ONE STOP TRAVEL LTD | BOLTON | Worker (A rating) | Skilled Worker | |
| ONE STRATEGY GROUP UK LTD | London | Worker (A rating) | Skilled Worker | |
| One to All Limited | Westhoughton | Bolton | Worker (A rating) | Skilled Worker |
| One Touch Quality Kare Limited | Walsall | Worker (A rating) | Skilled Worker | |
| One Tribe TV Ltd | Bath | Somerset | Worker (A rating) | Skilled Worker |
| One UK Trading Ltd | Surrey | Worker (A rating) | Skilled Worker | |
| ONE UMMAH AYLESBURY LTD | Aylesbury | Buckinghamshire | Worker (A rating) | Skilled Worker |
| One Utility Bill Limited | NEWCASTLE UPON TYNE | Worker (A rating) | Skilled Worker | |
| One Voice Consulting Limited | Wokingham | Berkshire | Worker (A rating) | Skilled Worker |
| One Westminster | London | Greater London | Worker (A rating) | Skilled Worker |
| One Works S.P.A | London | Worker (A rating) | Skilled Worker | |
| One World Commodities Ltd | Beckenham | Kent | Worker (A rating) | Skilled Worker |
| One World Express Inc. Ltd | Hayes | Middlesex | Worker (A rating) | Skilled Worker |
| One World Information Service Limited | London | Worker (A rating) | Skilled Worker | |
| One World Realty Ltd | Manchester | Worker (A rating) | Skilled Worker | |
| One World Travel Services Limited | Slough | Worker (A rating) | Skilled Worker | |
| One Young World Limited | London | Worker (A rating) | Skilled Worker | |
| ONE.IO MARKETS UK LIMITED | London | Worker (A rating) | Skilled Worker | |
| One1000 Ltd | Shepperton | Middx | Worker (A rating) | Skilled Worker |
| One4M Ltd | Croydon | Surrey | Worker (A rating) | Skilled Worker |
| ONEAFFINITI LTD | Bracknell | Worker (A rating) | Skilled Worker | |
| ONEAFRICA TECHNOLOGIES LTD | MANCHESTER | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ONEAFRICA TECHNOLOGIES LTD | MANCHESTER | Worker (A rating) | Skilled Worker | |
| ONEAPPS ENTERPRISE TECHNOLOGIES LTD | Sutton | Worker (A rating) | Skilled Worker | |
| Onebright Ltd | York | Yorkshire | Worker (A rating) | Skilled Worker |
| Onebrother Private Limited | Manchester | Worker (A rating) | Skilled Worker | |
| Onecall.com Ltd | London | England | Worker (A rating) | Skilled Worker |
| ONECARE HAMPSHIRE LIMITED | Southampton | Worker (A rating) | Skilled Worker | |
| ONECARE WORLD HEALTH LIMITED | WOLVERHAMPTON | WEST MIDLANDS | Worker (A rating) | Skilled Worker |
| Onecare- UK Ltd | South Harrow | Worker (A rating) | Skilled Worker | |
| OneCommerce Services UK Ltd | London | Worker (A rating) | Skilled Worker | |
| OneDome Ltd | London | Worker (A rating) | Skilled Worker | |
| Onee Travel Services Limited | Maidenhead | Worker (A rating) | Skilled Worker | |
| Onefootball UK Limited | London | Worker (A rating) | Skilled Worker | |
| Onefootball UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oneglobal Broking Services Limited | London | Worker (A rating) | Skilled Worker | |
| ONEIRIC HUB LTD | London | Worker (A rating) | Skilled Worker | |
| Onelaw Limited t/a OneLaw Chambers | London | Worker (A rating) | Skilled Worker | |
| Onelife Healthcare Ltd | Bradford | West Yorkshire | Worker (A rating) | Skilled Worker |
| Onelivery Ltd | London | Worker (A rating) | Skilled Worker | |
| OneMedCare Limited | Bolton | Worker (A rating) | Skilled Worker | |
| OneMedicare LTD | Leeds | West Yorkshire | Worker (A rating) | Skilled Worker |
| Onepiece Jump in Ltd | London | Worker (A rating) | Skilled Worker | |
| Onepiece Jump in Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oneplace Homes Ltd | Chatham | Worker (A rating) | Skilled Worker | |
| Oner Active UK ltd | London | Worker (A rating) | Skilled Worker | |
| OneSavings Bank plc | Chatham | Kent | Worker (A rating) | Skilled Worker |
| Oneseat Ltd | OXON | Worker (A rating) | Skilled Worker | |
| Oneshot.ai Limited | Gerrards Cross | Buckinghamshire | Worker (A rating) | Skilled Worker |
| OneSpan Solutions UK Limited | Cambridge | Cambridgeshire | Worker (A rating) | Skilled Worker |
| OneSpirit Interfaith Foundation | Warrington | Cheshire | Worker (A rating) | Skilled Worker |
| OneSubsea UK Limited | Crawley | West Sussex | Worker (A rating) | Skilled Worker |
| OneSubsea UK Limited | Crawley | West Sussex | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Onetag | London | Worker (A rating) | Skilled Worker | |
| Oneteam Motors Limited | Grays | Essex | Worker (A rating) | Skilled Worker |
| Onetrace Ltd | London | Worker (A rating) | Skilled Worker | |
| OneTrust Technology Limited | London | Worker (A rating) | Skilled Worker | |
| OneTrust Technology Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ONEWORLD SECURITY LTD | Crawley | West Sussex | Worker (A rating) | Skilled Worker |
| Onex Partners Advisor UK LLP | London | Worker (A rating) | Skilled Worker | |
| Onex Partners Advisor UK LLP | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Onex Sport Limited | Manchester | Greater Manchester | Worker (A rating) | Skilled Worker |
| Onfido Ltd | London | Worker (A rating) | Skilled Worker | |
| Onfido Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ONGAR POST OFFICE | ONGAR | Worker (A rating) | Skilled Worker | |
| Ongar Thai LTD | Essex | Worker (A rating) | Skilled Worker | |
| ONGARMART | LEICESTER | Worker (A rating) | Skilled Worker | |
| ONGEA CREATIVE LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| OnGen Ltd | Edinburgh | Midlothian | Worker (A rating) | Skilled Worker |
| OniGroup EMEA Limited | London | Worker (A rating) | Skilled Worker | |
| ONION BHAJI INDIAN LTD | SUDBURY | ENGLAND | Worker (A rating) | Skilled Worker |
| Onix Solutions Limited | London | Worker (A rating) | Skilled Worker | |
| ONKA UK LTD | London | London | Worker (A rating) | Skilled Worker |
| ONKAR BUILDERS LTD | Slough | Worker (A rating) | Skilled Worker | |
| Onkohealth Ltd | London | Worker (A rating) | Skilled Worker | |
| Online Account Filing Limited | London | Worker (A rating) | Skilled Worker | |
| Online Business School Limited | Coventry | Worker (A rating) | Skilled Worker | |
| Online Cables (Scotland) Limited | Aberdeen | Worker (A rating) | Skilled Worker | |
| ONLINE CROWD LTD | Barking | Worker (A rating) | Skilled Worker | |
| Online Curry Limited | Cardiff | Worker (A rating) | Skilled Worker | |
| Online Filings Ltd | London | Worker (A rating) | Skilled Worker | |
| Online Giving Ltd | London | London | Worker (A rating) | Skilled Worker |
| ONLINE HOME SHOP LIMITED | Manchester | Worker (A rating) | Skilled Worker | |
| Online Intergrated Solutions Limited | London | Worker (A rating) | Skilled Worker | |
| Online Marketing Support Limited | Bradford | Worker (A rating) | Skilled Worker | |
| Online Traderz UK Limited | Glasgow | Worker (A rating) | Skilled Worker | |
| ONLINE TRANSPORT LIMITED | BIRMINGHAM | WEST MIDLAND | Worker (A rating) | Skilled Worker |
| ONLINE TRENDZ LTD T/A TRENDZ ONLINE | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Online Venture Partners Limited | Rayleigh | Essex | Worker (A rating) | Skilled Worker |
| Online Wellness Limited | Edgware | Worker (A rating) | Skilled Worker | |
| ONLY 1 KASHMIR LTD | Canterbury | Kent | Worker (A rating) | Skilled Worker |
| Only Branded Limited | London | Worker (A rating) | Skilled Worker | |
| ONLY BUSINESS SERVICES LTD | St Albans | United Kingdom | Worker (A rating) | Skilled Worker |
| Only Care Limited | North Harrow | Harrow | Worker (A rating) | Skilled Worker |
| Only Connect UK | London | Temporary Worker (A rating) | Charity Worker | |
| Only Connect UK | London | Worker (A rating) | Skilled Worker | |
| Only Helix Ltd | London | Temporary Worker (A rating) | Creative Worker | |
| Only Helix Ltd | London | Worker (A rating) | Skilled Worker | |
| ONLY LOCAL EXPRESS LIMITED | London | Worker (A rating) | Skilled Worker | |
| ONLY LOVE BEAUTY LIMITED | London | Worker (A rating) | Skilled Worker | |
| Only the Brave Group Limited | Birdham | Chichester | Worker (A rating) | Skilled Worker |
| Onlyus Enterprises UK Limited | Oxford | Worker (A rating) | Skilled Worker | |
| Onnara Ltd | North Shields | Newcastle upon Tyne | Worker (A rating) | Skilled Worker |
| ONNEC Group UK Limited | London | Worker (A rating) | Skilled Worker | |
| ONNU LTD | Bury St Edmunds | Worker (A rating) | Skilled Worker | |
| ONO PHARMA UK LTD | London | Worker (A rating) | Skilled Worker | |
| ONO PHARMA UK LTD | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ONSB LTD T/A LEATHERHEAD POST OFFICE | LEATHERHEAD | Worker (A rating) | Skilled Worker | |
| ONSET GLOBAL TRADING UK LTD | London | Morden | Worker (A rating) | Skilled Worker |
| Onsite HQ Limited | London | Worker (A rating) | Skilled Worker | |
| OnSite Support Ltd | Crawley | West Sussex | Worker (A rating) | Skilled Worker |
| OnSolve UK Ltd | London | Worker (A rating) | Skilled Worker | |
| OnSolve UK Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Onstate Limited | Leeds | West Yorkshire | Worker (A rating) | Skilled Worker |
| ONTARIO TEACHERS' PENSION PLAN (EUROPE) LIMITED | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ONTARIO TEACHERS' PENSION PLAN (EUROPE) LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| Ontario Teachers' Pension Plan (Europe) RE Limited | London | Worker (A rating) | Skilled Worker | |
| Ontic Engineering and Manufacturing UK Ltd | Cheltenham | Worker (A rating) | Skilled Worker | |
| Ontic Engineering and Manufacturing UK Ltd | Cheltenham | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ontier Holdings Ltd | London | Worker (A rating) | Skilled Worker | |
| Ontier Holdings Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ontime Accountancy Practice Ltd | Gravesend | Worker (A rating) | Skilled Worker | |
| ONTIME BUSINESS SOLUTIONS LTD | Bradford | Worker (A rating) | Skilled Worker | |
| ONTIME CARGO LIMITED | London | Worker (A rating) | Skilled Worker | |
| ONTIME CARS LTD | CANTERBURY | KENT | Worker (A rating) | Skilled Worker |
| ONTIME CONCRETE LTD | Hayes | Worker (A rating) | Skilled Worker | |
| Ontime Gas and Heating Limited | Birmingham | Worker (A rating) | Skilled Worker | |
| ONTIME HEATING AND PLUMBING LTD | Birmingham | Worker (A rating) | Skilled Worker | |
| Ontime Response Healthcare Limited | KING'S LYNN | Worker (A rating) | Skilled Worker | |
| Ontime Travel Ltd | Bolton | Greater Manchester | Worker (A rating) | Skilled Worker |
| ONTINUE UK LTD | Birmingham | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ONTINUE UK LTD | Birmingham | Worker (A rating) | Skilled Worker | |
| Ontro Ltd | London | Worker (A rating) | Skilled Worker | |
| ONUBAFRUIT UK LIMITED | Maidstone | Kent | Worker (A rating) | Skilled Worker |
| Onunda Limited | Carlisle | Cumbria | Worker (A rating) | Skilled Worker |
| Onward Hire Ltd | Walsall | Worker (A rating) | Skilled Worker | |
| Onward Technologies Ltd | London | Worker (A rating) | Skilled Worker | |
| Onward Technologies Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Onyx Commodities Ltd | London | London | Worker (A rating) | Skilled Worker |
| ONYX HAULAGE LIMITED | Hounslow | Worker (A rating) | Skilled Worker | |
| Onyx Health | Newcastle upon Tyne | Worker (A rating) | Skilled Worker | |
| Onyx Living Ltd | Manchester | Worker (A rating) | Skilled Worker | |
| ONYX PRODUCTIONS LTD | Glasgow | Worker (A rating) | Skilled Worker | |
| Oobasi Ltd | Borehamwood | Worker (A rating) | Skilled Worker | |
| OOBE Ltd | Newcastle upon Tyne | Tyne & Wear | Worker (A rating) | Skilled Worker |
| OOCL UK Branch | Ipswich | Worker (A rating) | Skilled Worker | |
| OOCL UK Branch | Ipswich | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oodle Financial Services Limited | Manchester | Worker (A rating) | Skilled Worker | |
| Oodles Chinese Holdings Ltd T/A Oodles of R S House | Leicester | Worker (A rating) | Skilled Worker | |
| OODSUL LIMITED | London | Worker (A rating) | Skilled Worker | |
| OOJ HOMECARE SERVICES LTD | LEEDS | WEST YORKSHIRE | Worker (A rating) | Skilled Worker |
| OOMLA LIMITED T/A NOVOPAY.UK | LUTON | Worker (A rating) | Skilled Worker | |
| oomph Agency Services Ltd | Llanarth | Monmouthshire | Worker (A rating) | Skilled Worker |
| OONAGI TRADING LIMITED | Wanstead | London | Worker (A rating) | Skilled Worker |
| Ooni Limited | Broxburn | West Lothian | Worker (A rating) | Skilled Worker |
| Ooooby UK Limited | Totnes | Devon | Worker (A rating) | Skilled Worker |
| Oort Energy Ltd | Bristol | Worker (A rating) | Skilled Worker | |
| OOTTUPURA EWELL LTD | SURREY | Worker (A rating) | Skilled Worker | |
| Ooviya Limited | Northolt | Worker (A rating) | Skilled Worker | |
| OP Dental Ltd | Bretton | Peterborough | Worker (A rating) | Skilled Worker |
| OP RECRUITMENT LTD | EDMONTON | LONDON | Worker (A rating) | Skilled Worker |
| Op-tec Systems Ltd | Stockport | Worker (A rating) | Skilled Worker | |
| OPA BATH LTD | BATH | Worker (A rating) | Skilled Worker | |
| Opal BPM Limited | London | Worker (A rating) | Skilled Worker | |
| Opal Care Homes Limited | Birmingham | Worker (A rating) | Skilled Worker | |
| Opal Carers Ltd | Croydon | Surrey | Worker (A rating) | Skilled Worker |
| OPAL CONSULTANCY LTD | Romford | Worker (A rating) | Skilled Worker | |
| Opal Food Processing Systems Limited | St Ives | Cambridgeshire | Worker (A rating) | Skilled Worker |
| OPAL TRADERS LIMITED | Walton on Thames | Surrey | Worker (A rating) | Skilled Worker |
| Opal Wave Solutions Ltd | London | Worker (A rating) | Skilled Worker | |
| Opal22 Arts and Edutainment | Leicester | Leicestershire | Worker (A rating) | Skilled Worker |
| Opaleye and Middlefell Limited | Gloucester | Gloucesterhire | Worker (A rating) | Skilled Worker |
| OpalTec International Limited | Bristol | Bristol | Worker (A rating) | Skilled Worker |
| OPAS GROUP LTD | Gosport | Worker (A rating) | Skilled Worker | |
| Opay Holding Limited | St Albans | Hertfordshire | Worker (A rating) | Skilled Worker |
| Opcare Limited | Abingdon | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Opcare Limited | Abingdon | Oxfordshire | Worker (A rating) | Skilled Worker |
| Opde UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Opde UK Limited | London | Worker (A rating) | Skilled Worker | |
| OPEC CBRNe ltd | Warrington | Cheshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Open all Hours | Morecambe | Lancashire | Worker (A rating) | Skilled Worker |
| OPEN BIONICS LTD | BRISTOL | Worker (A rating) | Skilled Worker | |
| OPEN CARE SERVICES | MANCHESTER | Worker (A rating) | Skilled Worker | |
| OPEN CLIMATE FIX LIMITED | London | Worker (A rating) | Skilled Worker | |
| Open Cosmos Limited | Oxfordshire | Worker (A rating) | Skilled Worker | |
| Open Cosmos Limited | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Open Creates LTD | London | Worker (A rating) | Skilled Worker | |
| Open Data Belfast | Belfast | Worker (A rating) | Skilled Worker | |
| Open Data Services Cooperative Limited | Manchester | Worker (A rating) | Skilled Worker | |
| Open Destinations Ltd | London | Worker (A rating) | Skilled Worker | |
| Open Destinations Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Open Development And Education Ltd | Barnet | Herts | Worker (A rating) | Skilled Worker |
| OPEN DOOR YOUNG PEOPLE'S CONSULTATION SERVICE | LONDON | Worker (A rating) | Skilled Worker | |
| OPEN DOORS HEALTHCARE SERVICES LTD | Maidstone | KENT | Worker (A rating) | Skilled Worker |
| Open Doors Housing & Support Ltd | Coventry | West Midlands | Worker (A rating) | Skilled Worker |
| Open Doors International Inc. | Witney | Worker (A rating) | Skilled Worker | |
| Open Doors International Inc. | Witney | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Open Health Communications LLP | Marlow | Buckinghamshire | Worker (A rating) | Skilled Worker |
| Open Health Communications LLP | Marlow | Buckinghamshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Open Heart Care Ltd | LONDON | Worker (A rating) | Skilled Worker | |
| OPEN HOUSE CARE LTD | London | Worker (A rating) | Skilled Worker | |
| Open House Estate Agents Bedford Ltd | Bedford | Worker (A rating) | Skilled Worker | |
| Open House London Limited | London | Worker (A rating) | Skilled Worker | |
| OPEN HOUSE MCR LTD | Manchester | Worker (A rating) | Skilled Worker | |
| Open Influence UK Limited | London | Worker (A rating) | Skilled Worker | |
| Open Infra Ltd | London | Worker (A rating) | Skilled Worker | |
| Open Ins Services UK Limited | London | Worker (A rating) | Skilled Worker | |
| Open International Ltd | Worcester | Worker (A rating) | Skilled Worker | |
| Open Management Limited | Cheltenham | Gloucestershire | Worker (A rating) | Skilled Worker |
| Open Medical Ltd | Ealing | London | Worker (A rating) | Skilled Worker |
| Open Network Systems Limited | London | Worker (A rating) | Skilled Worker | |
| Open Outdoor Media Ltd | Liverpool | Merseyside | Worker (A rating) | Skilled Worker |
| Open Safety Equipment Ltd | Musselburgh | Worker (A rating) | Skilled Worker | |
| Open School Trust Ltd. | Cambridge | Cambridgeshire | Worker (A rating) | Skilled Worker |
| Open Science Tools Limited | Nottingham | England | Worker (A rating) | Skilled Worker |
| Open Society Foundation London | London | Worker (A rating) | Skilled Worker | |
| Open Society Foundation London | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Open Space Labs UK, Limited | Reading | Worker (A rating) | Skilled Worker | |
| Open Synergy Limited | Farnham | Surrey | Worker (A rating) | Skilled Worker |
| OPEN TEXT UK LIMITED | READING | BERKS | Worker (A rating) | Skilled Worker |
| OPEN TEXT UK LIMITED | READING | BERKS | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Open Utility Ltd | London | Worker (A rating) | Skilled Worker | |
| Open World 2 Limited | Romford | Worker (A rating) | Skilled Worker | |
| OPEN WORLD FINANCIAL SERVICES LTD | London | Worker (A rating) | Skilled Worker | |
| OPEN22 SOLUTIONS LIMITED | Barking | Essex | Worker (A rating) | Skilled Worker |
| OpenAI UK Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OpenAI UK Ltd | London | Worker (A rating) | Skilled Worker | |
| Openarms Housing Ltd | Gloucester | Worker (A rating) | Skilled Worker | |
| OpenBet Limited | London | Worker (A rating) | Skilled Worker | |
| Openborder recruitment Limited | LANARK | South Lanarkshire | Worker (A rating) | Skilled Worker |
| Opencast Software Europe Limited | Newcastle-Upon-Tyne | Tyne & Wear | Worker (A rating) | Skilled Worker |
| OpenCFD Limited | Bracknell | Berkshire | Worker (A rating) | Skilled Worker |
| OpenCFD Limited | Bracknell | Berkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OpenCorporates Ltd | London | Worker (A rating) | Skilled Worker | |
| openDemocracy Limited | London | Worker (A rating) | Skilled Worker | |
| OpenESG Platform Ltd | London | Worker (A rating) | Skilled Worker | |
| OpenGamma Limited | London | Worker (A rating) | Skilled Worker | |
| OPENORIGINS LIMITED | London | Worker (A rating) | Skilled Worker | |
| Openpay UK Ltd | London | Worker (A rating) | Skilled Worker | |
| OpenPayd Holdings Ltd | London | Worker (A rating) | Skilled Worker | |
| OPENQUERY LTD | London | Worker (A rating) | Skilled Worker | |
| OpenRad Services UK Limited | Weybridge | Surrey | Worker (A rating) | Skilled Worker |
| Opensee Limited | London | Worker (A rating) | Skilled Worker | |
| OPENSHAW SUPERSTORE LIMITED | Manchester | Worker (A rating) | Skilled Worker | |
| OpenSignal Limited | London | Worker (A rating) | Skilled Worker | |
| Opensoft Systems Ltd | Knaresborough | North Yorkshire | Worker (A rating) | Skilled Worker |
| OPENSOFT TECHNOLOGIES LIMITED | Worcester Park | Worker (A rating) | Skilled Worker | |
| OPENSOLAR UK LTD | Devon | Worker (A rating) | Skilled Worker | |
| OpenSymmetry Consulting Limited | London | Worker (A rating) | Skilled Worker | |
| OpenSymmetry Consulting Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OpenTable International Limited | London | Worker (A rating) | Skilled Worker | |
| OpenTable International Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Openwave Systems Ltd. | Belfast | Antrim | Worker (A rating) | Skilled Worker |
| Openwave Systems Ltd. | Belfast | Antrim | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Openweather Ltd. | London | Worker (A rating) | Skilled Worker | |
| Openwide Coastal ltd | Cromer | Norfolk | Temporary Worker (A rating) | Creative Worker |
| Openwide International Bournemouth Pier | Bournemouth | Worker (A rating) | Skilled Worker | |
| Openwork Services Limited | Swindon | Wiltshire | Worker (A rating) | Skilled Worker |
| OpenX Limited | London | Worker (A rating) | Skilled Worker | |
| OpenX Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OPERA AYLESBURY LIMITED | Luton | Worker (A rating) | Skilled Worker | |
| Opera Gallery Group Limited | London | Worker (A rating) | Skilled Worker | |
| Opera Holland Park | London | Temporary Worker (A rating) | Creative Worker | |
| Opera North Ltd | Leeds | Worker (A rating) | Skilled Worker | |
| Opera North Ltd | Leeds | Temporary Worker (A rating) | Creative Worker | |
| OPERA PRODUCTION LTD | Christchurch | Worker (A rating) | Skilled Worker | |
| Opera Rara | London | London | Temporary Worker (A rating) | Creative Worker |
| Operation Head | Nottingham | Worker (A rating) | Skilled Worker | |
| Operation Mobilisation | Oswestry | Shropshire | Worker (A rating) | Tier 2 Ministers of Religion |
| Operation Orphan | Nottingham | Nottinghamshire | Temporary Worker (A rating) | Charity Worker |
| Operation Orphan | Nottingham | Nottinghamshire | Worker (A rating) | Skilled Worker |
| Operational Research in Health Limited | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Operational Solutions Ltd | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Operexx Ltd | London | Worker (A rating) | Skilled Worker | |
| OPERIS GROUP PLC | LONDON | Greater London | Worker (A rating) | Skilled Worker |
| OPERIS GROUP PLC | LONDON | Greater London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OPERIS GROUP PLC | LONDON | Greater London | Temporary Worker (A rating) | Global Business Mobility: Graduate Trainee |
| Opes Financial Partners Ltd | London | Worker (A rating) | Skilled Worker | |
| Opet International Ltd | London | Worker (A rating) | Skilled Worker | |
| OPH Telford Ltd | Telford | Worker (A rating) | Skilled Worker | |
| Opheem Ltd | Birmingham | Worker (A rating) | Skilled Worker | |
| Ophelos Ltd | London | Worker (A rating) | Skilled Worker | |
| OPI (NW) LTD T/A SOPNA RESTAURANT | Gwynedd | Worker (A rating) | Skilled Worker | |
| Opia Limited | London | Worker (A rating) | Skilled Worker | |
| Opia Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Opinium Research LLP | London | Worker (A rating) | Skilled Worker | |
| OPIS ON PHARMACEUTICAL INDUSTRY SERVICE UK LTD | London | Worker (A rating) | Skilled Worker | |
| OPKITCHEN LTD | London | Worker (A rating) | Skilled Worker | |
| Oplog UK Limited | London | Worker (A rating) | Global Business Mobility: UK Expansion Worker | |
| Oplog UK Limited | London | Worker (A rating) | Skilled Worker | |
| OPlus Mobiletech UK Limited | London | Worker (A rating) | Skilled Worker | |
| Oplus Vape Limited | Manchester | Worker (A rating) | Skilled Worker | |
| OPM UNIVERSAL SOLUTIONS LIMITED | Manchester | Worker (A rating) | Skilled Worker | |
| Oponee CONSULTING AND CONSTRUCTION LTD | Wednesbury | Worker (A rating) | Skilled Worker | |
| Oppenheimer Europe Ltd | London | Worker (A rating) | Skilled Worker | |
| Oppenheimer Europe Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OPPERMANN LONDON LTD | London | Worker (A rating) | Skilled Worker | |
| Oppizi UK Limited | London | Worker (A rating) | Skilled Worker | |
| Oppo Brothers Ltd | London | Worker (A rating) | Skilled Worker | |
| Oppo Cars Ltd | Dagenham | Worker (A rating) | Skilled Worker | |
| Opportunity China Ltd | Havant | Worker (A rating) | Skilled Worker | |
| Opportunity International UK | Oxford | Worker (A rating) | Skilled Worker | |
| Opportunity Trading Limited | London | Worker (A rating) | Skilled Worker | |
| OPS Structures Ltd | Cirencester | Gloucestershire | Worker (A rating) | Skilled Worker |
| OPS Wines Ltd | LONDON | London | Worker (A rating) | Skilled Worker |
| Opsec Security Limited | Washington | Tyne and Wear | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Opsec Security Limited | Washington | Tyne and Wear | Worker (A rating) | Skilled Worker |
| OPSECURED LTD | LONDON | Worker (A rating) | Skilled Worker | |
| OPSERV LTD | Croydon | Worker (A rating) | Skilled Worker | |
| Opsmatix Systems Ltd | London | Worker (A rating) | Skilled Worker | |
| Opsmorph | London | Worker (A rating) | Skilled Worker | |
| OPSO LTD | LONDON | Worker (A rating) | Skilled Worker | |
| Opsyte Online | Farnborouh | Worker (A rating) | Skilled Worker | |
| Optal Financial Limited | London | Worker (A rating) | Skilled Worker | |
| Optal Financial Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Optalis Ltd | Wokingham | Berkshire | Worker (A rating) | Skilled Worker |
| OPTALITIX | LONDON | Worker (A rating) | Skilled Worker | |
| Optalysys Ltd | Leeds | Yorkshire | Worker (A rating) | Skilled Worker |
| Optceutics Ltd | London | Worker (A rating) | Skilled Worker | |
| Optegra UK Ltd | Edgware | London | Worker (A rating) | Skilled Worker |
| Optellum Limited | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Opteo Ltd | London | Worker (A rating) | Skilled Worker | |
| Opteran Technologies Ltd | Sheffield | Worker (A rating) | Skilled Worker | |
| Optex Europe Ltd | Maidenhead | Berkshire | Worker (A rating) | Skilled Worker |
| Optex Europe Ltd | Maidenhead | Berkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OPTI REACH LTD | London | Worker (A rating) | Skilled Worker | |
| Optiat Ltd | London | Worker (A rating) | Skilled Worker | |
| Optibrium Ltd | Cambridge | Cambs | Worker (A rating) | Skilled Worker |
| Optibus Transportation Limited | London | Worker (A rating) | Skilled Worker | |
| Optibus Transportation Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Optical Center UK Ltd | London | Worker (A rating) | Skilled Worker | |
| Optical Express Limited | Glasgow | Worker (A rating) | Skilled Worker | |
| Optical Metrology Services LTD | Stansted | Worker (A rating) | Skilled Worker | |
| OPTICAL WORLD SOUTHALL LTD | SOUTHALL | Greater London | Worker (A rating) | Skilled Worker |
| Opticare Opticians | Holywood | Co Down | Worker (A rating) | Skilled Worker |
| Opticore IT Limited | London | Worker (A rating) | Skilled Worker | |
| Opticum Ltd | London | Worker (A rating) | Skilled Worker | |
| OPTIFAB INTERNATIONAL LIMITED | Milton Keynes, | Buckinghamshire | Worker (A rating) | Skilled Worker |
| OPTIfarm | CHESTERFIELD | Worker (A rating) | Skilled Worker | |
| OPTILIFE HEALTHCARE SERVICES LIMITED | London | Worker (A rating) | Skilled Worker | |
| Optility Limited | Cradley Heath | West Midlands | Worker (A rating) | Skilled Worker |
| OPTIM SYSTEM LTD | Baldock | Worker (A rating) | Skilled Worker | |
| Optima Accountants Ltd | Cardiff | Worker (A rating) | Skilled Worker | |
| Optima Asset Maintenance Solutions Ltd. | Aberdeen | Worker (A rating) | Skilled Worker | |
| OPTIMA CARE GROUP LLP | WEST ON SUPERMARE | Worker (A rating) | Skilled Worker | |
| Optima Consulting Partners Limited | London | Worker (A rating) | Skilled Worker | |
| Optima Contracting Ltd t/a Optima Architectural Glass (OAG) | High Wycombe | Bucks | Worker (A rating) | Skilled Worker |
| Optima Energy Systems Limited | Manchester | Greater Manchester | Worker (A rating) | Skilled Worker |
| Optima Energy Systems Limited | Manchester | Greater Manchester | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Optima HCI Limited | Ipswich | Worker (A rating) | Skilled Worker | |
| Optima Law Solicitors Ltd | Hounslow | Middlesex | Worker (A rating) | Skilled Worker |
| Optima Management Limited | Watford | Worker (A rating) | Skilled Worker | |
| Optima Partners Limited | Edinburgh | Worker (A rating) | Skilled Worker | |
| Optima Training & Consultancy Limited | Harlow | Essex | Worker (A rating) | Skilled Worker |
| Optimal Automation LLP | Yate | Bristol | Worker (A rating) | Skilled Worker |
| OPTIMAL BITS LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| Optimal Build Ltd | London | Worker (A rating) | Skilled Worker | |
| OPTIMAL CARETECH SOLUTIONS LTD | Romford | Worker (A rating) | Skilled Worker | |
| Optimal Chiropractic & Wellness Centre LTD | Cardiff | South Glamorgan | Worker (A rating) | Skilled Worker |
| Optimal FM Ltd | Hillington | Glasgow | Worker (A rating) | Skilled Worker |
| Optimal Future Limited | St Albans | Herts | Worker (A rating) | Skilled Worker |
| Optimal Health Chiropractic | Edinburgh | Worker (A rating) | Skilled Worker | |
| Optimal Industrial Automation Limited | Yate | Bristol | Worker (A rating) | Skilled Worker |
| Optimal Living (Kent) Ltd. | Sittingbourne | Kent | Worker (A rating) | Skilled Worker |
| Optimal Living (Luton) Ltd | Luton | Bedfordshire | Worker (A rating) | Skilled Worker |
| Optimal Living Ltd. | Swindon | Wiltshire | Worker (A rating) | Skilled Worker |
| Optimal Maintenance Ltd | London | Worker (A rating) | Skilled Worker | |
| Optimal Pharma Ltd | Dunstable | Worker (A rating) | Skilled Worker | |
| Optimal Physio Limited | Glasgow | East Renfrewshire | Worker (A rating) | Skilled Worker |
| OPTIMAL SPINE & SPORTDIMENSIONS CHISWICK LIMITED | London | Worker (A rating) | Skilled Worker | |
| Optimal Technologies Limited | Letchworth Garden City | Worker (A rating) | Skilled Worker | |
| OPTIMAL WESTMIDLANDS LTD | Birmingham | Worker (A rating) | Skilled Worker | |
| OptimalCarePlus Ltd | East Tilbury | Essex | Worker (A rating) | Skilled Worker |
| OptimallyMe Limited | London | Worker (A rating) | Skilled Worker | |
| Optimas OE Solutions | GLOUCESTER | Gloucestershire | Worker (A rating) | Skilled Worker |
| Optimas OE Solutions | GLOUCESTER | Gloucestershire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Optimatics LLC | Wood Green | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Optimatics LLC | Wood Green | Worker (A rating) | Skilled Worker | |
| Optimax Imaging Inspection and Measurement Limited | Market Harborough | Leicestershire | Worker (A rating) | Skilled Worker |
| Optimised Group Limited | Blackpool | Worker (A rating) | Skilled Worker | |
| Optimised Training Centre | Birmingham | Worker (A rating) | Skilled Worker | |
| Optimity Ltd | Chippenham | Worker (A rating) | Skilled Worker | |
| Optimized Body and Mind Limited | Luton | Worker (A rating) | Skilled Worker | |
| Optimizely Ltd | London | Worker (A rating) | Skilled Worker | |
| Optimizely Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Optimman Ltd | GLENAVY CRUMLIN | ANTRIM | Worker (A rating) | Skilled Worker |
| Optimove UK LTD | London | Worker (A rating) | Skilled Worker | |
| Optimove UK LTD | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Optimum Care (South) Ltd | Peterborough | Peterborough | Worker (A rating) | Skilled Worker |
| OPTIMUM CARE GL LIMITED | BARKING | ESSEX | Worker (A rating) | Skilled Worker |
| OPTIMUM CARE PLUS LIMITED | CROYDON | LONDON | Worker (A rating) | Skilled Worker |
| OPTIMUM CARE SOLUTIONS LIMITED | Bedfordshire | Worker (A rating) | Skilled Worker | |
| Optimum Contractors Ltd | Bishops Stortford | Hertfordshire | Worker (A rating) | Skilled Worker |
| OPTIMUM HEALTH & LIFE CARE LTD | Manchester | Worker (A rating) | Skilled Worker | |
| Optimum Healthcare Limited | Sheffield | Worker (A rating) | Skilled Worker | |
| OPTIMUM PALLET SERVICES LIMITED | Ruislip | Worker (A rating) | Skilled Worker | |
| Optimum SME Finance Ltd | Bristol | Worker (A rating) | Skilled Worker | |
| Optimum Vehicle Management Ltd | Southampton | Worker (A rating) | Skilled Worker | |
| Optimum Youth Care Limited | Harrow | Worker (A rating) | Skilled Worker | |
| OPTIMUS BIZ SOLUTIONS LIMITED | Hounslow | Middlesex | Worker (A rating) | Skilled Worker |
| Optimus IT Infra Ltd | Chiswick | London | Worker (A rating) | Skilled Worker |
| Optimus Search | LONDON | Worker (A rating) | Skilled Worker | |
| OPTIMUS TRADING SERVICES LTD | Swansea | Worker (A rating) | Skilled Worker | |
| Optimyzd Ltd | Peterborough | Worker (A rating) | Skilled Worker | |
| Optinetz Limited | Bletchley | Milton Keynes | Worker (A rating) | Skilled Worker |
| Optiom Health Ltd | Hitchin | Hertfordshire | Worker (A rating) | Skilled Worker |
| Optionone Services UK Ltd | Dartford | Worker (A rating) | Skilled Worker | |
| Options Care Limited | Thornton Heath | Surrey | Worker (A rating) | Skilled Worker |
| Options Direct Ltd | richmond | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Options Direct Ltd | richmond | Worker (A rating) | Skilled Worker | |
| Options for Care Ltd | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| OPTIONS GROUP (UK) LTD | LONDON | Worker (A rating) | Skilled Worker | |
| OPTIONS GROUP (UK) LTD | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Options Group Services UK Limited | MILTON KEYNES | Worker (A rating) | Skilled Worker | |
| Options Technology Limited | London | Worker (A rating) | Skilled Worker | |
| Options Technology Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Optiplus Services Limited | Slough | Berkshire | Worker (A rating) | Skilled Worker |
| OPTIRISK SYSTEMS LTD | UXBRIDGE | Worker (A rating) | Skilled Worker | |
| Optiva Solutions (UK) Limited | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Optiva Solutions (UK) Limited | Reading | Berkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Optiver UK Limited | London | Worker (A rating) | Skilled Worker | |
| Optiver UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Optivet Referrals Ltd | Havant | Worker (A rating) | Skilled Worker | |
| OptivITy Limited | Slogh | Berkshire | Worker (A rating) | Skilled Worker |
| Optix Software Ltd | York | North Yorkshire | Worker (A rating) | Skilled Worker |
| Opto Biosystems LTD | Cambridge | Worker (A rating) | Skilled Worker | |
| Optometric Technology Group Ltd | London | Worker (A rating) | Skilled Worker | |
| Optometrix Ltd t/a Opticalise Opticians | Harrow | Middlesex | Worker (A rating) | Skilled Worker |
| Optos Plc | Dunfermline | Worker (A rating) | Skilled Worker | |
| Optos Plc | Dunfermline | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Optrak Distribution Software Limited | Ware | Hertfordshire | Worker (A rating) | Skilled Worker |
| Optrical Limited | Rotherham | South Yorkshire | Worker (A rating) | Skilled Worker |
| Optum Health Solutions (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Optum Health Solutions (UK) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OPULENT EATERY LTD | Banstead | Surrey | Worker (A rating) | Skilled Worker |
| Opulent IT Solutions Ltd | Harrow | Worker (A rating) | Skilled Worker | |
| Opulent UK 3 Ltd | London | Worker (A rating) | Skilled Worker | |
| Opulenze Capital Limited | London | Worker (A rating) | Skilled Worker | |
| Opus 11 Events Limited | London | Worker (A rating) | Skilled Worker | |
| Opus Care Limited | Ashford | Kent | Worker (A rating) | Skilled Worker |
| Opus Corporate Finance LLP | London | Worker (A rating) | Skilled Worker | |
| Opus International Products Limited | Warwick | Worker (A rating) | Skilled Worker | |
| Opus Payment Solutions UK Ltd | Milton Keynes | Worker (A rating) | Skilled Worker | |
| Opus Payment Solutions UK Ltd | Milton Keynes | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Opus Restructuring LLP | Milton Keynes | Worker (A rating) | Skilled Worker | |
| Opus Talent Solutions Limited | London | Worker (A rating) | Skilled Worker | |
| Opus Waterproofing Solutions Ltd | Borough Green | Kent | Worker (A rating) | Skilled Worker |
| OpusApeiro Ltd | Bristol | Worker (A rating) | Skilled Worker | |
| OPUZ INVESTMENTS AND DEVELOPMENT LTD | Aylesbury | Worker (A rating) | Skilled Worker | |
| OPUZ LTD | Didcot | Worker (A rating) | Skilled Worker | |
| Opvia Ltd | London | Worker (A rating) | Skilled Worker | |
| OQ Trading (UK) Services Limited | London | Worker (A rating) | Skilled Worker | |
| OQAS Limited | Stockport | Worker (A rating) | Skilled Worker | |
| OQX Group Ltd | London | Worker (A rating) | Skilled Worker | |
| OR Media Limited | London | Worker (A rating) | Skilled Worker | |
| Or Skye | Portree | Worker (A rating) | Skilled Worker | |
| OR3D Ltd | Wrexham | Wrexham | Worker (A rating) | Skilled Worker |
| Ora Europe Ltd | London | Worker (A rating) | Skilled Worker | |
| Ora Europe Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ORACARE (SCOTLAND) LIMITED | Aberdeen | Worker (A rating) | Skilled Worker | |
| Oracle Capital Advisors Ltd | London | Worker (A rating) | Skilled Worker | |
| ORACLE CONSTRUCTION PROJECTS LTD | Bolton | England | Worker (A rating) | Skilled Worker |
| Oracle Corporation UK Limited | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Oracle Corporation UK Limited | Reading | Berkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oracle Dental Group | Colchester | Essex | Worker (A rating) | Skilled Worker |
| Oracle Financial Services Software B.V. | London | Worker (A rating) | Skilled Worker | |
| Oracle Financial Services Software B.V. | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ORACLE FOOD BELFAST LTD | Belfast | Worker (A rating) | Skilled Worker | |
| OracleBio Ltd | Motherwell | United Kingdom | Worker (A rating) | Skilled Worker |
| Oral Vision Ltd | London | Worker (A rating) | Skilled Worker | |
| Oran Homecare Ltd. | Kirkcaldy | Fife | Worker (A rating) | Skilled Worker |
| Orana Corporate LLP | London | Worker (A rating) | Skilled Worker | |
| Orange Brand Services Limited | London | Worker (A rating) | Skilled Worker | |
| Orange Brand Services Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orange Business Holdings UK Limited | Slough | Berkshire | Worker (A rating) | Skilled Worker |
| Orange Business Holdings UK Limited | Slough | Berkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Orange Care - Grange Lea Limited | Paignton | Devon | Worker (A rating) | Skilled Worker |
| Orange Care Ltd t/a The Beeches Nursing Home | Hayle | Cornwall | Worker (A rating) | Skilled Worker |
| ORANGE COUNTY REAL ESTATE UK LIMITED | London | Worker (A rating) | Skilled Worker | |
| Orange Cyberdefense UK Limited | Maidstone | Kent | Worker (A rating) | Skilled Worker |
| Orange Hut Limited | Hull | Worker (A rating) | Skilled Worker | |
| ORANGE MEDIA LIMITED | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ORANGE MEDIA LIMITED | London | Worker (A rating) | Skilled Worker | |
| ORANGE OYS LTD | London | Worker (A rating) | Skilled Worker | |
| ORANGE PRIVATE LIMITED | Reading | Worker (A rating) | Skilled Worker | |
| Orange Shop Ltd T/A Orange Shop Supermarket | Borehamwood | Worker (A rating) | Skilled Worker | |
| Orange Tree Theatre Ltd | London | Worker (A rating) | Skilled Worker | |
| ORANGE TWIST LTD | London | Worker (A rating) | Skilled Worker | |
| Orangebox Supermarkets Limited | England | Worker (A rating) | Skilled Worker | |
| Orano Limited | Abingdon | Oxfordshire | Worker (A rating) | Skilled Worker |
| Orano Limited | Abingdon | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| ORAPRO LIMITED | Berkshire | Worker (A rating) | Skilled Worker | |
| Oraserv Ltd | Solihull | West Midlands | Worker (A rating) | Skilled Worker |
| Orb Data Limited | London | Worker (A rating) | Skilled Worker | |
| ORB Innovations Ltd | London | Worker (A rating) | Skilled Worker | |
| ORB International Ltd | Holborn | London | Worker (A rating) | Skilled Worker |
| Orbach & Chambers Ltd | London | Worker (A rating) | Skilled Worker | |
| Orben Limited | Greater Manchester | Worker (A rating) | Skilled Worker | |
| Orbian Management Limited | London | Worker (A rating) | Skilled Worker | |
| Orbis Advisory Limited | London | Worker (A rating) | Skilled Worker | |
| Orbis Care Limited | Henley in Arden | Warwickshire | Worker (A rating) | Skilled Worker |
| Orbis Consultants Limited | London | Worker (A rating) | Skilled Worker | |
| Orbis Consultants Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orbis Education and Care | Cardiff | Worker (A rating) | Skilled Worker | |
| Orbis Investment Advisory Limited | London | Worker (A rating) | Skilled Worker | |
| Orbis Investment Advisory Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orbis Investments (U.K.) Limited | London | Worker (A rating) | Skilled Worker | |
| Orbis Investments (U.K.) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orbis Partners Limited | Birmingham | Worker (A rating) | Skilled Worker | |
| Orbis Portfolio Management (Europe) LLP | London | Worker (A rating) | Skilled Worker | |
| Orbis Portfolio Management (Europe) LLP | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orbis Support Ltd | North Shields | Tyne and Wear | Worker (A rating) | Skilled Worker |
| Orbit Cargo Services Ltd | COLNBROOK | Worker (A rating) | Skilled Worker | |
| Orbit Discovery Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Orbit Energy Limited | London | Worker (A rating) | Skilled Worker | |
| Orbit Fab Ltd | Didcot | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Orbit Fab Ltd | Didcot | Oxfordshire | Worker (A rating) | Skilled Worker |
| ORBIT FOOD AND BEVERAGE LTD | Croydon | Worker (A rating) | Skilled Worker | |
| Orbit Grill Limited | Acton | London | Worker (A rating) | Skilled Worker |
| Orbit iTech Ltd | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| Orbit Media Solutions Limited | London | Worker (A rating) | Skilled Worker | |
| Orbit Metro Limited | London | Worker (A rating) | Skilled Worker | |
| Orbit Partners Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orbit Partners Limited | London | Worker (A rating) | Skilled Worker | |
| Orbital Astronautics Ltd | Goring | Oxfordshire | Worker (A rating) | Skilled Worker |
| Orbital Civil Engineering Ltd | Essex | Worker (A rating) | Skilled Worker | |
| Orbital Education Limited | Cheadle Hulme | Cheshire | Worker (A rating) | Skilled Worker |
| Orbital Express Launch Limited | Forres | Moray | Worker (A rating) | Skilled Worker |
| Orbital Express Launch Limited | Forres | Moray | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Orbital Gas Systems Limited | Stone | Staffordshire | Worker (A rating) | Skilled Worker |
| Orbital Gas Systems Limited | Stone | Staffordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Orbital Materials Ltd | Elsted | Surrey | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Orbital Materials Ltd | Elsted | Surrey | Worker (A rating) | Skilled Worker |
| Orbital Witness Limited | London | Worker (A rating) | Skilled Worker | |
| Orbitvu Sales Ltd | Northfield Daventry | Worker (A rating) | Skilled Worker | |
| Orbix UK limited | Walton-On-Thames | Surrey | Worker (A rating) | Skilled Worker |
| ORCA Computing LTD | London | London | Worker (A rating) | Skilled Worker |
| Orca CT Trading Ltd | Corby | Worker (A rating) | Skilled Worker | |
| Orca Scan Limited | Cambridge | Worker (A rating) | Skilled Worker | |
| Orca Security UK Ltd | Cambridge | Worker (A rating) | Skilled Worker | |
| Orcades Marine Management Consultants Ltd. | Kirkwall | Orkney | Worker (A rating) | Skilled Worker |
| Orcan Intelligence Ltd | London | Worker (A rating) | Skilled Worker | |
| Orchard Care (South West) Ltd | Looe | Worker (A rating) | Skilled Worker | |
| Orchard Care Group Limited | Wrexham | Wrexham | Worker (A rating) | Skilled Worker |
| ORCHARD CARE HOMES | Harrogate | North Yorkshire | Worker (A rating) | Skilled Worker |
| Orchard Corner Ltd | Leamington Spa | Warwickshire | Worker (A rating) | Skilled Worker |
| Orchard Global Asset Management LLP | London | Worker (A rating) | Skilled Worker | |
| Orchard Global Asset Management LLP | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orchard Hill College Academy Trust | Sutton | Surrey | Worker (A rating) | Skilled Worker |
| Orchard Homes Limited | Nottingham | Worker (A rating) | Skilled Worker | |
| Orchard house (midlands) limited | sutton coldfield | west midlands | Worker (A rating) | Skilled Worker |
| Orchard House Nursing Home Limited | Mablethorpe | Lincolnshire | Worker (A rating) | Skilled Worker |
| ORCHARD HOUSE NURSING HOME LTD | MABLETHORPE | Worker (A rating) | Skilled Worker | |
| Orchard House, Bath Ltd | Bath | Somerset | Worker (A rating) | Skilled Worker |
| Orchard Lea Nursing Home | Cullompton | Devon | Worker (A rating) | Skilled Worker |
| Orchard Manor View Limited | Leicester | Worker (A rating) | Skilled Worker | |
| Orchard media and Events Ltd | Cardiff | Temporary Worker (A rating) | Creative Worker | |
| Orchard media and Events Ltd | Cardiff | Worker (A rating) | Skilled Worker | |
| Orchard Medical Practice | Mansfield | Nottinghamshire | Worker (A rating) | Skilled Worker |
| Orchard Mushrooms Ltd | Loughgall | Co Armagh | Worker (A rating) | Skilled Worker |
| Orchard Orthodontics | London | Worker (A rating) | Skilled Worker | |
| Orchard Park Homes (BP) Ltd. | Eastbourne | Worker (A rating) | Skilled Worker | |
| Orchard Restaurant Ltd | Blackpool | Worker (A rating) | Skilled Worker | |
| ORCHARD ROAD DENTAL PRACTICE LTD | FORESS | Worker (A rating) | Skilled Worker | |
| Orchard Surgery | Stoke on Trent | Worker (A rating) | Skilled Worker | |
| Orchard Surgery and Partners | Dereham | Norfolk | Worker (A rating) | Skilled Worker |
| Orchard Veterinary Centre Ltd | Oldbury | Worker (A rating) | Skilled Worker | |
| Orchard View Care Services LTD | Crediton | Devon | Worker (A rating) | Skilled Worker |
| ORCHARDS PHARMACY | WEST DRAYTON | Worker (A rating) | Skilled Worker | |
| Orchestra of the Age of Enlightenment | London | Temporary Worker (A rating) | Creative Worker | |
| ORCHESTRATING IDENTITY LIMITED | CROYDON | SURREY | Worker (A rating) | Skilled Worker |
| Orchid Am Limited | Manchester | Temporary Worker (A rating) | Creative Worker | |
| Orchid Beauty Salon ltd | London | Worker (A rating) | Skilled Worker | |
| Orchid Care Homes Limited t/a Springfield Care Home | March | Worker (A rating) | Skilled Worker | |
| Orchid Dental Practice | London | Worker (A rating) | Skilled Worker | |
| Orchid Global Sourcing Ltd | London | Worker (A rating) | Skilled Worker | |
| Orchid Home Care Support Limited | Bolton | Worker (A rating) | Skilled Worker | |
| Orchid House Surgery | Ferndown | Dorset | Worker (A rating) | Skilled Worker |
| ORCHID MANAGEMENT LIMITED T/A COSMO BRISTOL | BRISTOL | Worker (A rating) | Skilled Worker | |
| Orchid Money Transfer Ltd | London | Worker (A rating) | Skilled Worker | |
| Orchid Private Company Limited | London, | Worker (A rating) | Skilled Worker | |
| Orchid Supported Living Limited | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| Orchid Wellness Limited | Fleet | Hampshire | Worker (A rating) | Skilled Worker |
| Orchid Woodlands Healthcare Ltd | Manchester | Worker (A rating) | Skilled Worker | |
| Orchids Care Ltd | Doncaster | South Yorkshire | Worker (A rating) | Skilled Worker |
| Orchis Living Ltd | Farnborough | Hampshire | Worker (A rating) | Skilled Worker |
| Orci Trials Limited | Solihull | Worker (A rating) | Skilled Worker | |
| Orcom Civvals Limited | London | Worker (A rating) | Skilled Worker | |
| Orcone Care Ltd | Birmingham | Worker (A rating) | Skilled Worker | |
| Ordara Limited | Andover | Worker (A rating) | Skilled Worker | |
| ORDEN Ltd | London | London | Temporary Worker (A rating) | Creative Worker |
| ORDER 2 EAT | BEDFORD | Worker (A rating) | Skilled Worker | |
| ORDER CHIMPS LTD | Barnet | Worker (A rating) | Skilled Worker | |
| ORDER FIRST LIMITED (CRN 11407480) | Ilford | Worker (A rating) | Skilled Worker | |
| Order Line Limited (T/A Church Pharmacy) | Loughborough | Leicestershire | Worker (A rating) | Skilled Worker |
| Order of Cistercians of the Strict Observance | Tenby | Pembrokeshire | Worker (A rating) | Tier 2 Ministers of Religion |
| Order of Friars Minor | Woodford Green | Essex | Temporary Worker (A rating) | Religious Worker |
| Order of Friars Minor | Woodford Green | Essex | Worker (A rating) | Tier 2 Ministers of Religion |
| Order of St Augustine | London | Temporary Worker (A rating) | Religious Worker | |
| Order of St Augustine | London | Worker (A rating) | Tier 2 Ministers of Religion | |
| Order of the Most Holy saviour of St. Bridget | Iver Heath | Buckinghamshire | Worker (A rating) | Tier 2 Ministers of Religion |
| Orderly Transition Limited | London | Worker (A rating) | Skilled Worker | |
| ORDERSYS LIMITED | London | Worker (A rating) | Skilled Worker | |
| ORDERVOX LTD | Portsmouth | Hampshire | Worker (A rating) | Skilled Worker |
| Ordevo Limited | Ilford | Essex | Worker (A rating) | Skilled Worker |
| Ordinary Lifestyles | Failsworth | Worker (A rating) | Skilled Worker | |
| Ordnance Survey Ltd | Southampton | Hampshire | Worker (A rating) | Skilled Worker |
| Ordtek Ltd | Colchester | Worker (A rating) | Skilled Worker | |
| Ordu Consultancy Ltd | London | Worker (A rating) | Skilled Worker | |
| ORE Operations Limited | London | Worker (A rating) | Skilled Worker | |
| OREAN PERSONAL CARE LIMITED | Cleckheaton | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oree Boulangeries Ltd | London | Worker (A rating) | Skilled Worker | |
| Oregano Limited | London | Worker (A rating) | Skilled Worker | |
| Orege UK Limited | Stoke-on-Trent | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orege UK Limited | Stoke-on-Trent | Worker (A rating) | Skilled Worker | |
| Oregon Care Limited | Redhill | Worker (A rating) | Skilled Worker | |
| Orems Care Services Limited | Glasgow | Worker (A rating) | Skilled Worker | |
| Oremus Accountants Limited | Wirral | Merseyside | Worker (A rating) | Skilled Worker |
| Oremus Accountants Limited | Wirral | Merseyside | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oremus Dental Ltd | London | Worker (A rating) | Skilled Worker | |
| ORESA LIMITED | HARROGATE | Worker (A rating) | Skilled Worker | |
| Orfer UK | Bourne End | Worker (UK Expansion Worker: Provisional) | Global Business Mobility: UK Expansion Worker | |
| Orfonyx Bio Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| ORG Construction LTD | Guildford | Worker (A rating) | Skilled Worker | |
| Org Health Limited | Norwich | Worker (A rating) | Skilled Worker | |
| Organic Circuit Ltd | Potters Bar | Worker (A rating) | Skilled Worker | |
| Organic Family Chiropractic | Cheltenham | Worker (A rating) | Skilled Worker | |
| ORGANIC GRAPE SPIRIT LTD | Ashford | Kent | Worker (A rating) | Skilled Worker |
| Organic Milk Suppliers Co-operative Limited | Weston-super-Mare | North Somerset | Worker (A rating) | Skilled Worker |
| Organic Plus Couk Ltd | London | Worker (A rating) | Skilled Worker | |
| Organic Village Market | Tonbridge | Worker (A rating) | Skilled Worker | |
| ORGANIC WORKS LTD | Wick | Scotland | Worker (A rating) | Skilled Worker |
| Organisational Reflections Limited | Saline | Fife | Worker (A rating) | Skilled Worker |
| Organise Platform HQ Ltd | London | Worker (A rating) | Skilled Worker | |
| Organix Consulting Limited | Newcastle upon Tyne | Worker (A rating) | Skilled Worker | |
| Organon Pharma (UK) Limited | Cramlington | Northumberland | Worker (A rating) | Skilled Worker |
| Organon Pharma (UK) Limited | Cramlington | Northumberland | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| ORGANZA FASHIONS LTD | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| Orgvue Limited | London | Worker (A rating) | Skilled Worker | |
| Orgvue Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orhan's Cafe Ltd | Cinderford | Worker (A rating) | Skilled Worker | |
| Ori Industries 1 Ltd | London | London | Worker (A rating) | Skilled Worker |
| OriBiotech Ltd | London | Worker (A rating) | Skilled Worker | |
| Orica UK Ltd | Warrington | Cheshire | Worker (A rating) | Skilled Worker |
| Orica UK Ltd | Warrington | Cheshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Orica UK Ltd | Warrington | Cheshire | Temporary Worker (A rating) | Global Business Mobility: Graduate Trainee |
| Oricon Ltd | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| Oriel Healthcare Limited | Stourbridge, | Worker (A rating) | Skilled Worker | |
| Oriel Lodge Limited | London | Worker (A rating) | Skilled Worker | |
| Oriel Surgery | ANTRIM | Worker (A rating) | Skilled Worker | |
| ORIENT ARCHITECTURAL SYSTEMS LTD | Barking | Worker (A rating) | Skilled Worker | |
| ORIENT MONEY TRANSFER LTD | Manchester | Worker (A rating) | Skilled Worker | |
| Orient Property Services Ltd | Essex | Worker (A rating) | Skilled Worker | |
| Orient Real Estates Ltd T/A Century21 Barking and Dagenham | Barking | Worker (A rating) | Skilled Worker | |
| ORIENT TULIP LTD | Hampshire | Worker (A rating) | Skilled Worker | |
| Oriental 8 Limited | Chelmsford | Worker (A rating) | Skilled Worker | |
| ORIENTAL ALTLAS (UK) LTD | London | Worker (A rating) | Skilled Worker | |
| Oriental Bu Trading Ltd | Bicester | Worker (A rating) | Skilled Worker | |
| ORIENTAL CARE 4 YOUR HEALTH LIMITED | Cornwall | Worker (A rating) | Skilled Worker | |
| ORIENTAL CHERRY LIMITED | Leicester | England | Worker (A rating) | Skilled Worker |
| Oriental Club (1824) Limited | London | Worker (A rating) | Skilled Worker | |
| ORIENTAL CUSINE LIMITED T/A ORIENTAL CUSINE | London | Worker (A rating) | Skilled Worker | |
| Oriental Food Express Limited | Shrewsbury | Worker (A rating) | Skilled Worker | |
| Oriental Food Express Limited | Shrewsbury | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oriental Food Fusion Ltd t/a Miyoshi Restaurant | Reigate | Worker (A rating) | Skilled Worker | |
| Oriental Motor (UK) Ltd | Basingstoke | Hampshire | Worker (A rating) | Skilled Worker |
| ORIENTAL PRINTING LIMITED | TIBURY | ESSEX | Worker (A rating) | Skilled Worker |
| ORIENTAL RECRUITMENT LTD | London | Worker (A rating) | Skilled Worker | |
| Oriental Thai Cuisine Ltd T/A. Tiger Lily | Osterley | Worker (A rating) | Skilled Worker | |
| ORIFLAME INVESTMENT HOLDING PLC | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ORIFLAME INVESTMENT HOLDING PLC | London | Worker (A rating) | Skilled Worker | |
| Oriflamme Ltd | London | Worker (A rating) | International Sportsperson | |
| Origami Risk Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Origin Care Homes (Holbeach) Limited | Spalding | Worker (A rating) | Skilled Worker | |
| Origin Co. and Ltd. | Welwyn Garden City | Hertfordshire | Worker (A rating) | Skilled Worker |
| Origin Coffee | Porthleven | Worker (A rating) | Skilled Worker | |
| Origin Education UK International Cultural Exchange Ltd | Manchester | Worker (A rating) | Skilled Worker | |
| Origin Frames Limited | High Wycombe | Buckinghamshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Origin Frames Limited | High Wycombe | Buckinghamshire | Worker (A rating) | Skilled Worker |
| Origin Import and Export Limited | Bradford | West Yorkshire | Worker (A rating) | Skilled Worker |
| Origin Primary Limited | London | Worker (A rating) | Skilled Worker | |
| Origin Recruitment Ltd | Lancaster | Worker (A rating) | Skilled Worker | |
| Origin Tattoo Ltd | London | London | Worker (A rating) | Skilled Worker |
| Origin vets clinic | Cardiff | British Forces | Worker (A rating) | Skilled Worker |
| Origin Wine Ltd | Banbury | Worker (A rating) | Skilled Worker | |
| Origin Wine Ltd | Banbury | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Original Animals Limited | London | Worker (A rating) | Skilled Worker | |
| Original Biryaniwala London Limited | Wembley | Worker (A rating) | Skilled Worker | |
| Original BTC | Witney | Oxfordshire | Worker (A rating) | Skilled Worker |
| Original Business IT Solutions LTD | Barry | Vale of Glamorgan | Worker (A rating) | Skilled Worker |
| ORIGINAL CHINESE LTD T/A GREEDY PANDA | Barking | England | Worker (A rating) | Skilled Worker |
| Original Field of Architecture Ltd | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| ORIGINAL GARLIC FLAMES LTD | Rochdale | Worker (A rating) | Skilled Worker | |
| Original Khyber+ Ltd | Glasgow | Worker (A rating) | Skilled Worker | |
| Original Limited | Shrewsbury | Shropshire | Worker (A rating) | Skilled Worker |
| ORIGINAL MILE END KITCHEN LIMITED | London | Worker (A rating) | Skilled Worker | |
| Original RM Ltd | Belfast | Worker (A rating) | Skilled Worker | |
| Original Talent Limited | London | Worker (A rating) | Skilled Worker | |
| Original Travel Company Ltd | London | Worker (A rating) | Skilled Worker | |
| Origins Group Ltd | Shropshire | Worker (A rating) | Skilled Worker | |
| Origio Limited | Fareham | Hampshire | Worker (A rating) | Skilled Worker |
| Oriol Associates Limited | London | Worker (A rating) | Skilled Worker | |
| Oriole Networks Ltd | London | Worker (A rating) | Skilled Worker | |
| Orion (GB) Limited | Southall | Middlesex | Worker (A rating) | Skilled Worker |
| Orion (GB) Limited | Southall | Middlesex | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Orion Access (Equipment) Ltd | Erith | Kent | Worker (A rating) | Skilled Worker |
| Orion Capital Managers (UK) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orion Capital Managers (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Orion Care Services (MIDLANDS) LTD | Solihull | West Midlands | Worker (A rating) | Skilled Worker |
| ORION CLINICAL SERVICES LIMITED | Merthyr Tydfil | Worker (A rating) | Skilled Worker | |
| Orion Engineering Services Limited | Inverness | Worker (A rating) | Skilled Worker | |
| Orion Engineering Services Limited | Inverness | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orion foods limited | London | Worker (A rating) | Skilled Worker | |
| Orion Global Advisors UK Limited | London | Worker (A rating) | Skilled Worker | |
| Orion Global Advisors UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orion Health Limited | London | Worker (A rating) | Skilled Worker | |
| Orion Healthcare Ltd | Culford, Bury St Edmunds | Suffolk | Worker (A rating) | Skilled Worker |
| ORION HEALTHCARE SOLUTIONS LTD | BIRMINGHAM | Worker (A rating) | Skilled Worker | |
| Orion Incorporation Ltd T/A halalworld | Birmingham | Worker (A rating) | Skilled Worker | |
| Orion Innovation Solutions UK Limited | Stevenage | Hertfordshire | Worker (A rating) | Skilled Worker |
| Orion MIS Limited | Chichester | West Sussex | Worker (A rating) | Skilled Worker |
| Orion Pharma (UK) Ltd | Reading | Worker (A rating) | Skilled Worker | |
| Orion Practice Management Systems Ltd | GLASGOW | Worker (A rating) | Skilled Worker | |
| Orion Resource Partners (UK) LLP | London | London | Worker (A rating) | Skilled Worker |
| Orion Technologies Limited | London | Worker (A rating) | Skilled Worker | |
| Orion Training and Development Ltd | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| Orisel Limited | Lincoln | Lincolnshire | Worker (A rating) | Skilled Worker |
| Orison Services Limited T/A Orison Soft and TonerTown | Leeds | West Yorkshire | Worker (A rating) | Skilled Worker |
| ORISSA TANDOORI LIMITED | Epsom | Surrey | Worker (A rating) | Skilled Worker |
| Orisys UK Ltd | London | Worker (A rating) | Skilled Worker | |
| Oritain UK Limited | London | Worker (A rating) | Skilled Worker | |
| Oritain UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orix Accountants Ltd | Newcastle upon Tyne | Worker (A rating) | Skilled Worker | |
| ORIX Corporation UK Limited | London | Worker (A rating) | Skilled Worker | |
| ORIX Corporation UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orka Technology Group | Manchester | Worker (A rating) | Skilled Worker | |
| Orkney Islands Council | Kirkwall | Orkney | Worker (A rating) | Skilled Worker |
| Orla Homes Ltd t/a St Brelades Retirement Homes | Herne Bay, Kent | Kent | Worker (A rating) | Skilled Worker |
| Orlando Care Homes Ltd | WEDNESBURY | Worker (A rating) | Skilled Worker | |
| Orlando Refrigeration & Air Conditioning Ltd | Hemel Hempstead | Hertfordshire | Worker (A rating) | Skilled Worker |
| Orleans Park School | Twickenham | Middlesex | Worker (A rating) | Skilled Worker |
| Orley Farm School Trust | Harrow-on-the-Hill | Middlesex | Worker (A rating) | Skilled Worker |
| ORLIGHT LIMITED | St Albans | Worker (A rating) | Skilled Worker | |
| Orluna LED Technologies Limited | Watford | Worker (A rating) | Skilled Worker | |
| ORM Systems UK Ltd | Stanmore | London | Worker (A rating) | Skilled Worker |
| ORMAZABAL UK LIMITED | St. Helens | Worker (A rating) | Skilled Worker | |
| ORMAZABAL UK LIMITED | St. Helens | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ORMAZABAL UK LIMITED | St. Helens | Temporary Worker (A rating) | Global Business Mobility: Graduate Trainee | |
| Ormiston Academies Trust | Birmingham | West Midlands | Worker (A rating) | Skilled Worker |
| Ormiston Park Academy | Aveley | Essex | Worker (A rating) | Skilled Worker |
| Ormiston Rivers Academy | Burnham-on-Crouch | Essex | Worker (A rating) | Skilled Worker |
| Ormiston Sandwell Community Academy | Oldbury | West Midlands | Worker (A rating) | Skilled Worker |
| Ormiston Victory Academy | Norwich | Norfolk | Worker (A rating) | Skilled Worker |
| Ormonde Advisory Limited | London | Worker (A rating) | Skilled Worker | |
| ORMONDE HOUSE CAPITAL LTD | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ORMONDE HOUSE CAPITAL LTD | LONDON | Worker (A rating) | Skilled Worker | |
| ORMOS TRADES LTD | LONDON | LONDON | Worker (A rating) | Skilled Worker |
| Orms Designers + Architects Ltd | London | Worker (A rating) | Skilled Worker | |
| Ormskirk Cricket Club | Ormskirk | Lancashire | Worker (A rating) | International Sportsperson |
| Ormskirk Mini-Mart Ltd | Ormskirk | Worker (A rating) | Skilled Worker | |
| ORMSKIRK ROAD PETROL STATION LIMITED | SKELMERSDALE | Worker (A rating) | Skilled Worker | |
| Ornate I Limited | London | Worker (A rating) | Skilled Worker | |
| ORNUA FOODS UK LIMITED | Leek | Staffordshire | Worker (A rating) | Skilled Worker |
| Oromah International Ltd | Pontipridd | Worker (A rating) | Skilled Worker | |
| Orona Ltd | Sunbury-on-Thames | Worker (A rating) | Skilled Worker | |
| Orona Ltd | Sunbury-on-Thames | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orona Ltd | Sunbury-on-Thames | Temporary Worker (A rating) | Global Business Mobility: Graduate Trainee | |
| Orphans in Need | Bradford | Worker (A rating) | Skilled Worker | |
| Orphans in Need | Bradford | Temporary Worker (A rating) | Charity Worker | |
| ORPHEO LIMITED | London | Worker (A rating) | Skilled Worker | |
| Orpheus Technology Limited | London | Worker (A rating) | Skilled Worker | |
| Orpington Cafe Ltd | Orpington | Worker (A rating) | Skilled Worker | |
| Orpington Pharmacy | Orpington | Worker (A rating) | Skilled Worker | |
| Orpington Specsavers Hearcare Ltd | Orpington | Kent | Worker (A rating) | Skilled Worker |
| orpiva | London | london | Worker (A rating) | Skilled Worker |
| Orrell Grange Nursing Home | Bootle | Worker (A rating) | Skilled Worker | |
| Orrell Park Hotel | Liverpool | Merseyside | Worker (A rating) | Skilled Worker |
| Orrell Red Triangle Cricket Club | Wigan | Lancashire | Worker (A rating) | International Sportsperson |
| Orri UK Ltd | London | Worker (A rating) | Skilled Worker | |
| ORRICK HERRINGTON & SUTCLIFFE (UK) LLP | LONDON | Worker (A rating) | Skilled Worker | |
| ORRICK HERRINGTON & SUTCLIFFE (UK) LLP | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| ORSA PROJECTS LIMITED | London | Worker (A rating) | Skilled Worker | |
| Orsett & Thurrock Cricket Club | Thurrock | Essex | Worker (A rating) | International Sportsperson |
| Orsett Communications Ltd T/A Real Thai Massage | Grays | Essex | Worker (A rating) | Skilled Worker |
| Orsett House Retirement Home Limited | Stoke-on-Trent | Staffordshire | Worker (A rating) | Skilled Worker |
| ORSIS (UK) LIMITED | HARROGATE | Worker (A rating) | Skilled Worker | |
| Orsted Power (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Orsted Power (UK) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orsted Power (UK) Limited | London | Temporary Worker (A rating) | Global Business Mobility: Graduate Trainee | |
| ORT UK | London | Worker (A rating) | Skilled Worker | |
| Ortae Ltd | London | Worker (A rating) | Skilled Worker | |
| Ortak Limited | Orkney | Worker (A rating) | Skilled Worker | |
| ORTEC FINANCE LTD | LONDON | Worker (A rating) | Skilled Worker | |
| ORTEC FINANCE LTD | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ortec UK Ltd | Derby | Derbyshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Ortec UK Ltd | Derby | Derbyshire | Worker (A rating) | Skilled Worker |
| ORTEGA LTD | Loughton | Worker (A rating) | Skilled Worker | |
| Ortel Ltd | Gloucester | Gloucestershire | Worker (A rating) | Skilled Worker |
| ORTENZ & CO LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| Orthene Chemicals Limited | Harrow | Middlesex | Worker (A rating) | Skilled Worker |
| ORTHIS(UK) LIMITED | Chelmsford | England | Worker (A rating) | Skilled Worker |
| ORTHO LIMITED | Lutterworth | Leicestershire | Worker (A rating) | Skilled Worker |
| Ortho-Clinical Diagnostics | Pencoed,Bridgend | Mid Glamorgan | Worker (A rating) | Skilled Worker |
| Ortho-Clinical Diagnostics | Pencoed,Bridgend | Mid Glamorgan | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Orthobio Therapeutics UK Limited | Cambridge | Cambridgeshire | Worker (A rating) | Skilled Worker |
| ORTHODOC MEDICS LTD | Manchester | Worker (A rating) | Skilled Worker | |
| Orthodontic Gallery | Ilford | Essex | Worker (A rating) | Skilled Worker |
| ORTHOHOUSE SOLUTIONS LTD | London | Worker (A rating) | Skilled Worker | |
| ORTHOHOUSE SOLUTIONS LTD | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Orthomobility Ltd | Abingdon | Worker (A rating) | Skilled Worker | |
| Orthonika Limited | London | Worker (A rating) | Skilled Worker | |
| ORTHOREMEDYCLINIC(ORC) LTD | Stockport | Worker (A rating) | Skilled Worker | |
| Orthosmile Earls Court Ltd | London | Worker (A rating) | Skilled Worker | |
| Orthoson Limited | Oxford | Worker (A rating) | Skilled Worker | |
| ORTO BEDFORD STREET LTD | Belfast | Worker (A rating) | Skilled Worker | |
| Ortu Federation Ltd t/a Hassenbrook Academy | Stanford le Hope | Essex | Worker (A rating) | Skilled Worker |
| ORTU SPECIALISED HOME | PRESTON | LANCASHIRE | Worker (A rating) | Skilled Worker |
| Oru Space Ltd. | London | Worker (A rating) | Skilled Worker | |
| Oruna Finest Cuisine Ltd | Market Drayton | Worker (A rating) | Skilled Worker | |
| Orveda Ltd | London | Worker (A rating) | Skilled Worker | |
| Orwell Management Services Ltd T/A A1 Clutches | Tipton | Worker (A rating) | Skilled Worker | |
| Orwell Offshore ltd | Ipswich | Suffolk | Worker (A rating) | Skilled Worker |
| Orwell Park School | Ipswich | Suffolk | Worker (A rating) | Skilled Worker |
| Oryon Imaging and Healthcare Ltd | London | Worker (A rating) | Skilled Worker | |
| Oryx Align Limited | London | Worker (A rating) | Skilled Worker | |
| Oryx Facilities Management Limited | London | Worker (A rating) | Skilled Worker | |
| OS Builders Merchants Ltd | London | Worker (A rating) | Skilled Worker | |
| OS Comms Limited | Suffolk | Worker (A rating) | Skilled Worker | |
| OS Glasgow Limited | Glasgow | Worker (A rating) | Skilled Worker | |
| OS Retail LTD | London | Worker (A rating) | Skilled Worker | |
| OSA Systems ltd | Witney | Oxfordshire | Worker (A rating) | Skilled Worker |
| Osaava Limited | Bromley | England | Worker (A rating) | Skilled Worker |
| Osaka Autotraders Limited | Manchester | Worker (A rating) | Skilled Worker | |
| Osaka Gas UK, Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Osaka Gas UK, Ltd | London | Worker (A rating) | Skilled Worker | |
| Osaka Labs Ltd | Reddich | Worker (A rating) | Skilled Worker | |
| Osbon Medicals Limited | Edgware | Worker (A rating) | Skilled Worker | |
| Osborn Associates Ltd | Edenbridge | Kent | Worker (A rating) | Skilled Worker |
| Osborne & Little Ltd | London | Worker (A rating) | Skilled Worker | |
| Osborne Clarke Services | Bristol | Bristol | Worker (A rating) | Skilled Worker |
| Osborne Clarke Services | Bristol | Bristol | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Osborne Co-Operative Academy Trust | Stanford-le-Hope | Essex | Worker (A rating) | Skilled Worker |
| Osborne Partners Limited | London | Worker (A rating) | Skilled Worker | |
| Osborne Partners Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Osborne Street Surgery Limited | Grimsby | North East Lincolnshire | Worker (A rating) | Skilled Worker |
| OSBORNE TRAINING CENTRE LIMITED T/A OSBORNE TRAINING CENTRE | Watford | England | Worker (A rating) | Skilled Worker |
| Osbornes Solicitors | London | Worker (A rating) | Skilled Worker | |
| Oscar Acoustics | West Kingsdown | Kent | Worker (A rating) | Skilled Worker |
| Oscar Apparels Ltd | Essex | Worker (A rating) | Skilled Worker | |
| Oscar Chauffeur Ltd | Edgware | Worker (A rating) | Skilled Worker | |
| Oscar Humphrey Group Limited | London | Worker (A rating) | Skilled Worker | |
| Oscar Products Limited | Acton | Sudbury | Worker (A rating) | Skilled Worker |
| Oscar& Bentleys Ltd | Canterbury | Kent | Worker (A rating) | Skilled Worker |
| OSCAR'S FISH AND CHIPS LIMITED | Coulsdon | Worker (A rating) | Skilled Worker | |
| OSCARS PIZZA CO LTD | KINGS LANGLEY | Worker (A rating) | Skilled Worker | |
| Oscarshamm Polo Team | Liphook | Hants | Worker (A rating) | International Sportsperson |
| OSD Healthcare | Hemel Hempstead | United Kingdom (+44) | Worker (A rating) | Skilled Worker |
| OSE CONSULTING LTD | NOTTINGHAM | Worker (A rating) | Skilled Worker | |
| OSF Digital | London | Worker (A rating) | Skilled Worker | |
| OSG UK Limited | Basildon | Essex | Worker (A rating) | Skilled Worker |
| OSG UK Limited | Basildon | Essex | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Osh Catering LTD | LONDON | Worker (A rating) | Skilled Worker | |
| Oshibi | York | North Yorks | Worker (A rating) | Skilled Worker |
| Oshima Shipbuilding Europe Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oshwal Association of the UK | Nothhaw | Hertfordshire | Temporary Worker (A rating) | Religious Worker |
| Oshwal Association of the UK | Nothhaw | Hertfordshire | Worker (A rating) | Tier 2 Ministers of Religion |
| OSHWAL ASSOCIATION OF THE UK | HERTS | Worker (A rating) | Skilled Worker | |
| OSI FOOD SOLUTIONS UK LIMITED | SCUNTHORPE | NORTH LINCOLNSHIRE | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OSI FOOD SOLUTIONS UK LIMITED | SCUNTHORPE | NORTH LINCOLNSHIRE | Worker (A rating) | Skilled Worker |
| OSIRIS IMMIGRATION SERVICES LTD | Stockport, | Cheshire | Worker (A rating) | Skilled Worker |
| Osiris Resources | Bristol | Worker (A rating) | Skilled Worker | |
| OSL UK PVT Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OSL UK PVT Limited | London | Worker (A rating) | Skilled Worker | |
| OSLAC CONSULTING LTD | WEMBLEY | Worker (A rating) | Skilled Worker | |
| Osler Diagnostics Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Osm Offshore Aberdeen Limited | Westhill | Aberdeenshire | Worker (A rating) | Skilled Worker |
| Osmaston Grange Care Home Ltd | Belper | Derbyshire | Worker (A rating) | Skilled Worker |
| OSME EDUCATION LTD | Bromley | Greater London | Worker (A rating) | Skilled Worker |
| Osmosis (Holdings) Limited | London | Worker (A rating) | Skilled Worker | |
| Osmosis Buyer Limited (UK) | Dereham | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Osmosis Buyer Limited (UK) | Dereham | Worker (A rating) | Skilled Worker | |
| Osmosis Training Ltd | Waterloo | London | Worker (A rating) | Skilled Worker |
| Osmosys Software Solutions UK Limited | London, | Worker (A rating) | Skilled Worker | |
| Osmosys Software Solutions UK Limited | London, | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OSN Development Limited | Hayes | Middlesex | Worker (A rating) | Skilled Worker |
| Osome Ltd | London | Worker (A rating) | Skilled Worker | |
| Osprey Leadership Foundation | Oakham | Rutland | Temporary Worker (A rating) | Charity Worker |
| Osprey Shipping Limited | Portishead | North Somerset | Worker (A rating) | Skilled Worker |
| OSPREYS RUGBY LIMITED | SWANSEA | Worker (A rating) | International Sportsperson | |
| OSPREYS RUGBY LIMITED | SWANSEA | Worker (A rating) | Skilled Worker | |
| OSPT Ltd | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| OSR IT SOLUTIONS LTD | Thames Ditton | Worker (A rating) | Skilled Worker | |
| OSR Tech Ltd | Rochford | Worker (A rating) | Skilled Worker | |
| OSRAM Limited | Reading | Worker (A rating) | Skilled Worker | |
| OSS ONE STOP FOOD LTD | Falikirk | Worker (A rating) | Skilled Worker | |
| OSSETT CRICKET CLUB | OSSETT | WEST YORKSHIRE | Worker (A rating) | International Sportsperson |
| Ossila Limited | Sheffield | South Yorkshire | Worker (A rating) | Skilled Worker |
| Ossington Investment Ltd | London | England | Worker (A rating) | Skilled Worker |
| OSTADMART LTD | London | England | Worker (A rating) | Skilled Worker |
| OSTAR SOLUTIONS LTD | London | Worker (A rating) | Skilled Worker | |
| Ostberg Sinclair & Co Ltd | London | Worker (A rating) | Skilled Worker | |
| Osteo-Clinic (UK) Ltd | Leighton Buzzard | Worker (A rating) | Skilled Worker | |
| Osteria Dell Angolo Limited | London | Worker (A rating) | Skilled Worker | |
| Osteria Toscana Ltd | London | Clapham | Worker (A rating) | Skilled Worker |
| Osterley Park Group Ltd | Isleworth | Worker (A rating) | Skilled Worker | |
| Osterley Park Group Ltd | Isleworth | Temporary Worker (A rating) | Creative Worker | |
| OSTLERS YARD HOLDINGS LTD | Bournemouth | Worker (A rating) | Skilled Worker | |
| Ostmodern Ltd | London | Worker (A rating) | Skilled Worker | |
| Oswestry School | Oswestry | Shropshire | Worker (A rating) | Skilled Worker |
| Oswestry School | Oswestry | Shropshire | Temporary Worker (A rating) | Charity Worker |
| OTA BUILDERS LTD | Birmingham | Worker (A rating) | Skilled Worker | |
| Otang Care Ltd | Erdington | Worker (A rating) | Skilled Worker | |
| OTAS SUPPORTED LIVING LIMITED | SHEERNESS | KENT | Worker (A rating) | Skilled Worker |
| Otaski Energy Solutions Ltd | Gateshead | Tyne and Wear | Worker (A rating) | Skilled Worker |
| OTB Engineering Limited | London | Worker (A rating) | Skilled Worker | |
| OTC Direct Services LTD | Sheffield | Worker (A rating) | Skilled Worker | |
| OTC Europe LLP | London | Worker (A rating) | Skilled Worker | |
| OTC Europe LLP | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OTDC LIMITED | Aberdeen | Aberdeenshire | Worker (A rating) | Skilled Worker |
| OTDS LTD | REDHILL | Worker (A rating) | Skilled Worker | |
| OTE PLC | London | Worker (A rating) | Skilled Worker | |
| OTEL SOLUTIONS LTD | London | Worker (A rating) | Skilled Worker | |
| OTERRA UK LIMITED | Holbeach | Lincolnshire | Worker (A rating) | Skilled Worker |
| Other People's Sculpture Limited | London | Worker (A rating) | Skilled Worker | |
| OTHER SOLUTIONS Consulting | London | Worker (A rating) | Skilled Worker | |
| Otherway London Limited | London | Worker (A rating) | Skilled Worker | |
| Otherway London Ltd | London | Worker (A rating) | Skilled Worker | |
| OTHM QUALIFICATIONS | DARTFORD | Worker (A rating) | Skilled Worker | |
| Oticon Ltd | Hamilton | South Lanarkshire | Worker (A rating) | Skilled Worker |
| Oticon Ltd | Hamilton | South Lanarkshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Otis Eventing Ltd | Ellesmere | Worker (A rating) | International Sportsperson | |
| Otis Limited | London | Worker (A rating) | Skilled Worker | |
| Otis Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OTO International Limited | London | Worker (A rating) | Skilled Worker | |
| OTO WELLBEING LIMITED | London | Worker (A rating) | Skilled Worker | |
| Otodynamics LTD | Hatfield | Hertfordshire | Worker (A rating) | Skilled Worker |
| OTOVO LIMITED | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OTOVO LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| OTPD LTD | London | Worker (A rating) | Skilled Worker | |
| OTRIUM UK LIMITED | Manchester | Worker (A rating) | Skilled Worker | |
| OTRIUM UK LIMITED | Manchester | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Otsuka Pharmaceutical Europe Ltd | Windsor | Worker (A rating) | Skilled Worker | |
| Otsuka Pharmaceutical Europe Ltd | Windsor | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Otsvo Ltd | Eastbourne | Temporary Worker (A rating) | Creative Worker | |
| Otta Technology Limited t/a Otta | London | Worker (A rating) | Skilled Worker | |
| Otter Bookbinding LIMITED | Midhurst | West Sussex | Worker (A rating) | Skilled Worker |
| Otter Ferry Seafish Ltd | Tighnabruaich | Argyll | Worker (A rating) | Skilled Worker |
| OTTERSHAW CHERTSEY LTD T/A 3 Rooms Indian Restaurant | Chertsey | SURREY | Worker (A rating) | Skilled Worker |
| Ottery St Mary Station | Ottery St. Mary | Devon | Worker (A rating) | Skilled Worker |
| Ottewill Silversmiths & Jewellers Limited | Ashford | Kent | Worker (A rating) | Skilled Worker |
| Otto Bock Healthcare PLC | Egham | Surrey | Worker (A rating) | Skilled Worker |
| Otto Bock Healthcare PLC | Egham | Surrey | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Otto Car Limited | London | Worker (A rating) | Skilled Worker | |
| Otto Car Limited | London | Worker (A rating) | Scale-up | |
| Otto Parade Limited | Chislehurst | Kent | Worker (A rating) | Skilled Worker |
| OTTO UHA LTD | Chorley, | Worker (A rating) | Skilled Worker | |
| OTTO&BEK LTD | DARTFORD | Worker (A rating) | Skilled Worker | |
| Ottolenghi Limited | London | Worker (A rating) | Skilled Worker | |
| Ottolenghi Ltd | London | Worker (A rating) | Skilled Worker | |
| Ottoman Whitechapel Ltd | London | Worker (A rating) | Skilled Worker | |
| OTUGAGA GLOBAL CONCEPTS LIMITED | Northampton | Worker (A rating) | Skilled Worker | |
| Otus Capital Management Limited | London | Worker (A rating) | Skilled Worker | |
| Oud Milano UK Ltd t/a Abdul Samad Alqurashi and Oud Milano | Hitchin | Worker (A rating) | Skilled Worker | |
| Oud Milano UK Ltd t/a Abdul Samad Alqurashi and Oud Milano | Hitchin | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OUGHTIBRIDGE STORE | SOUTH YORKSHIRE | Worker (A rating) | Skilled Worker | |
| Oughtibridge War Memorial Cricket Club | Sheffield | South Yorkshire | Worker (A rating) | International Sportsperson |
| OUITECH LTD | Stockport | Cheshire | Worker (A rating) | Skilled Worker |
| Oujla Group Ltd | Glasgow | Worker (A rating) | Skilled Worker | |
| Oundle School | Peterborough | Worker (A rating) | Skilled Worker | |
| Oundle School | Peterborough | Temporary Worker (A rating) | Creative Worker | |
| Oundle School | Peterborough | Temporary Worker (A rating) | Charity Worker | |
| Oundle Town Cricket Club | Peterborough | Worker (A rating) | International Sportsperson | |
| Ounje Adun Ltd (Africfood) | Cambridge | Cambridgeshire | Worker (A rating) | Skilled Worker |
| Ouno Creative | Farnborough | Hampshire | Worker (A rating) | Skilled Worker |
| our Daily Bread Ministries Trust | Carnforth | Lancashire | Worker (A rating) | Skilled Worker |
| our dentist | glasgow | Worker (A rating) | Skilled Worker | |
| OUR FAMILY CARE HOME LIMITED TA Bescot Lodge Care Home | West Midlands | Worker (A rating) | Skilled Worker | |
| Our Fashion Ltd | LEICESTER | Worker (A rating) | Skilled Worker | |
| Our Footprints Ltd | Bristol | Worker (A rating) | Skilled Worker | |
| Our Health Partnership | Birmingham | Worker (A rating) | Skilled Worker | |
| Our Kids Nursery | Birmingham | Worker (A rating) | Skilled Worker | |
| Our Lady Immaculate Catholic Academies Trust | Northampton | Northants | Worker (A rating) | Skilled Worker |
| Our Lady of Dolours RC Primary School | London | Worker (A rating) | Skilled Worker | |
| Our Lady of Fatima Catholic MAT | HARLOW | ESSEX | Worker (A rating) | Skilled Worker |
| OUR LADY OF FIDELITY | LONDON | Worker (A rating) | Tier 2 Ministers of Religion | |
| Our Lady of Fidelity (Virgo Fidelis Convent) | London | Temporary Worker (A rating) | Religious Worker | |
| Our Lady of Fidelity (Virgo Fidelis Convent) | London | Temporary Worker (A rating) | Charity Worker | |
| Our Lady of Grace Catholic Academy Trust | London | Worker (A rating) | Skilled Worker | |
| Our Lady of Lourdes Catholic Primary School | London | Worker (A rating) | Skilled Worker | |
| Our Legacy (UK) Ltd | London | Worker (A rating) | Skilled Worker | |
| Our Motive Ltd | Margate | Kent | Temporary Worker (A rating) | Creative Worker |
| Our Place Group (Our Place Schools and Lakeside) | Malvern | Worcestershire | Worker (A rating) | Skilled Worker |
| OUR ROCK LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| OUR SHOP 3 LIMITED | Lancaster | Worker (A rating) | Skilled Worker | |
| Our Studio Ltd | Manchester | Lancashire | Worker (A rating) | Skilled Worker |
| OUR-SCENT LTD | BARKING RIVERSIDE | Worker (A rating) | Skilled Worker | |
| OURHOUSING LIMITED | Small Heath | Birmingham | Worker (A rating) | Skilled Worker |
| OurNet Health Services Ltd | WALSALL | West Midlands | Worker (A rating) | Skilled Worker |
| OURONYX LIMITED | London | Worker (A rating) | Skilled Worker | |
| Ourotech Ltd T/A Pear Bio | London | Worker (A rating) | Skilled Worker | |
| Ourris Properties Limited | London | Worker (A rating) | Skilled Worker | |
| Ourris Residential Homes Ltd | London | Worker (A rating) | Skilled Worker | |
| Ourway Care Ltd | Raunds | Northamptonshire | Worker (A rating) | Skilled Worker |
| Oury Clark Chartered Accountants | Slough | Worker (A rating) | Skilled Worker | |
| Ousa Limited | London | England | Worker (A rating) | Skilled Worker |
| Ouster UK Ltd | Edinburgh | Worker (A rating) | Skilled Worker | |
| Out Of The Storm Ltd | London | Temporary Worker (A rating) | Creative Worker | |
| OUT SINCE TUESDAY LIMITED | Gravesend | England | Worker (A rating) | Skilled Worker |
| Outback Imaging UK Limited | London | Worker (A rating) | Skilled Worker | |
| Outback Imaging UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OUTBRAIN UK LTD | LONDON | Worker (A rating) | Skilled Worker | |
| OUTBRAIN UK LTD | LONDON | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OUTCO Limited | Leatherhead | Surrey | Worker (A rating) | Skilled Worker |
| Outcome care and Support ltd | WOLVERHAMPTON | Worker (A rating) | Skilled Worker | |
| Outcome Solutions and Services Limited | London | Worker (A rating) | Skilled Worker | |
| Outerinsight Limited | London | Worker (A rating) | Skilled Worker | |
| Outernet Venue Ltd | London | Worker (A rating) | Skilled Worker | |
| Outerwear London Ltd | Essex | Worker (A rating) | Skilled Worker | |
| OUTFIT CLOTHING LIMITED | Leicester | Leicestershire | Worker (A rating) | Skilled Worker |
| Outfitters Stores UK Limited | London | Worker (UK Expansion Worker: Provisional) | Global Business Mobility: UK Expansion Worker | |
| Outfly Innovation Ltd | London | Worker (A rating) | Skilled Worker | |
| OUTLANE SPICE | Huddersfield | Worker (A rating) | Skilled Worker | |
| Outlier Ventures Operations Ltd | London | Worker (A rating) | Skilled Worker | |
| OUTLOOK (UK) LIMITED | Portsmouth | Hampshire | Worker (A rating) | Skilled Worker |
| Outlook Energy Services Ltd | Bristol | Worker (A rating) | Skilled Worker | |
| Outokumpu Stainless Limited | Sheffield | Worker (A rating) | Skilled Worker | |
| Outplay Entertainment Limited | Dundee | Worker (A rating) | Skilled Worker | |
| Outpost VFX Limited | Bournemouth | Worker (A rating) | Skilled Worker | |
| Outpost VFX Limited | Bournemouth | Temporary Worker (A rating) | Creative Worker | |
| Outra Limited | London | Worker (A rating) | Skilled Worker | |
| Outra Limited | London | Worker (A rating) | Skilled Worker | |
| Outram Fields Care Home | Sheffield | South Yorkshire | Worker (A rating) | Skilled Worker |
| Outreach Corporation UK Limited | London | Worker (A rating) | Skilled Worker | |
| Outreach Corporation UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OUTREACH HEALTHCARE LIMITED | Derby | Worker (A rating) | Skilled Worker | |
| Outreach Support Services Limited | Barking | Worker (A rating) | Skilled Worker | |
| Outright Care Ltd | Enfield | England | Worker (A rating) | Skilled Worker |
| Outright Games Limited | Lee-on-the-Solent | Worker (A rating) | Skilled Worker | |
| Outright Games Limited | Lee-on-the-Solent | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Outset Limited | Maidstone | Kent | Worker (A rating) | Skilled Worker |
| Outside In (Cambridge) Ltd | Cambridge | Worker (A rating) | Skilled Worker | |
| OutsideClinic Limited | Swindon | Wiltshire | Worker (A rating) | Skilled Worker |
| OUTSIZED VENTURES LIMITED | London | Worker (A rating) | Skilled Worker | |
| Outsource Experts Ltd | Nottingham | Worker (A rating) | Skilled Worker | |
| Outsource Media Ltd | London | Worker (A rating) | Skilled Worker | |
| OUTSOURCED ACC LTD | BECKENHAM | KENT | Worker (A rating) | Skilled Worker |
| OUTSOURCED TECHNICAL SOLUTIONS LTD | Crewe | Worker (A rating) | Skilled Worker | |
| Outsourcing and Marketing Limited | London | Worker (A rating) | Skilled Worker | |
| OutSystems Limited | London | Worker (A rating) | Skilled Worker | |
| OutSystems Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OutThink Ltd | London | Worker (A rating) | Skilled Worker | |
| Outverse Limited | London | Worker (A rating) | Skilled Worker | |
| Outward Capital LLP | London | Worker (A rating) | Skilled Worker | |
| Outwood Grange Academies Trust | Wakefield | West Yorkshire | Worker (A rating) | Skilled Worker |
| Ouvra Ltd | Sale | Worker (A rating) | Skilled Worker | |
| OUYUE LIMITED t/a Niihaw | Tunbridge Wells | Worker (A rating) | Skilled Worker | |
| Ouzaria Limited | London | Worker (A rating) | Skilled Worker | |
| OVAL CARE HOMES LTD | LONDON | Worker (A rating) | Skilled Worker | |
| OVAL CONSORTIUM LIMITED T/A PEPE'S PIRI PIRI | SHEFFIELD | Worker (A rating) | Skilled Worker | |
| Oval Convenience Ltd T/A Premier | Doncaster | Worker (A rating) | Skilled Worker | |
| Oval Insights Ltd | London | Worker (A rating) | Skilled Worker | |
| Oval Invincibles Ltd | London | Worker (A rating) | International Sportsperson | |
| Oval Spice Ltd | London | Worker (A rating) | Skilled Worker | |
| Oval Systems Limited t/as Oval Business Solutions | Godalming | Surrey | Worker (A rating) | Skilled Worker |
| Ovalhouse Theatre Ltd Trading as Brixton House | London | Worker (A rating) | Skilled Worker | |
| OVARRO LIMITED | Sheffield | Worker (A rating) | Skilled Worker | |
| Ovata Global Ltd | London | Worker (A rating) | Skilled Worker | |
| Ovation | Oakham | Rutland | Worker (A rating) | Skilled Worker |
| Ovation Bidco Ltd | Cambridge | Worker (A rating) | Skilled Worker | |
| OVATIONDATA LTD | ST PAULS CRAY | KENT | Worker (A rating) | Skilled Worker |
| Ove Arup and Partners International Ltd | London | Worker (A rating) | Skilled Worker | |
| Ove Arup and Partners International Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OVELSHIELD LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| OVEN SHINERS LIMITED | South Godstone | Worker (A rating) | Skilled Worker | |
| Ovenden Off Licence Ltd | Halifax | Worker (A rating) | Skilled Worker | |
| Over the Rainbow | Manchester | Worker (A rating) | Skilled Worker | |
| Over There Ltd | Tameside | Worker (A rating) | Skilled Worker | |
| Over-Deliver Ltd | London | Worker (A rating) | Skilled Worker | |
| Overbury Plc | London | Worker (A rating) | Skilled Worker | |
| Overbury Stallions Ltd T/A Overbury Stud | Tewkesbury | Glos | Worker (A rating) | Skilled Worker |
| OVERFLOW SOLUTION LIMITED (11835756) | Nottingham | Worker (A rating) | Skilled Worker | |
| Overington and Roberts LTD | York | Worker (A rating) | Skilled Worker | |
| OVERLAND GROUP UK LIMITED | London | Worker (UK Expansion Worker: Provisional) | Global Business Mobility: UK Expansion Worker | |
| Overley Hall Limited | Telford | Shropshire | Worker (A rating) | Skilled Worker |
| OVERPAID TAX LTD | HUDDERSFIELD | Worker (A rating) | Skilled Worker | |
| Oversea-Chinese Banking Corporation Ltd | London | Worker (A rating) | Skilled Worker | |
| Oversea-Chinese Banking Corporation Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OVERSEAS CAREER GURU LTD | Hounslow | Worker (A rating) | Skilled Worker | |
| Overseas Development Institute | London | Worker (A rating) | Skilled Worker | |
| OVERSEAS EDUCATION SERVICES UK LTD | Leeds | Worker (A rating) | Skilled Worker | |
| OVERSEAS IMMIGRATION LTD | Hounslow | Worker (A rating) | Skilled Worker | |
| Overseas Immigration Services UK Ltd | Southall | Middlesex | Worker (A rating) | Skilled Worker |
| Overseas Interpreting Ltd | London | Worker (A rating) | Skilled Worker | |
| Oversight Board UK | London | Worker (A rating) | Skilled Worker | |
| Overslade care limited T/A Right at Home (Bedford) | Kempston | Worker (A rating) | Skilled Worker | |
| Overstone Park School Limited | Northampton | Northamptonshire | Worker (A rating) | Skilled Worker |
| Overthrow Digital Ltd | London | Greater London | Worker (A rating) | Skilled Worker |
| Overton Grange School | Sutton | London | Worker (A rating) | Skilled Worker |
| Overtoun House | Dumbarton | West Dunbartonshire | Temporary Worker (A rating) | Religious Worker |
| Overtoun House | Dumbarton | West Dunbartonshire | Temporary Worker (A rating) | Charity Worker |
| Overtoun House | Dumbarton | West Dunbartonshire | Worker (A rating) | Tier 2 Ministers of Religion |
| Overview Ltd | Woking | Surrey | Worker (A rating) | Skilled Worker |
| Overzest Ltd | London | Worker (A rating) | Skilled Worker | |
| Ovex Care Limited | MANOR WAY | BOREHAMWOOD | Worker (A rating) | Skilled Worker |
| OVG Europe Limited | London | Worker (A rating) | Skilled Worker | |
| OVH Ltd | London | Worker (A rating) | Skilled Worker | |
| OVH Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ovil Group of Companies Limited | London | England | Worker (A rating) | Skilled Worker |
| Oviva UK Limited | London | Worker (A rating) | Skilled Worker | |
| OVIVO UK Ltd | Wolverhampton | West Midlands | Worker (A rating) | Skilled Worker |
| OVIVO UK Ltd | Wolverhampton | West Midlands | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oviya Food and Wine LTD | BRADFORD | West Yorkshire | Worker (A rating) | Skilled Worker |
| Ovo Consulting Limited | Watford | Hertfordshire | Worker (A rating) | Skilled Worker |
| OVO Group LTD | Bristol | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OVO Group LTD | Bristol | Worker (A rating) | Skilled Worker | |
| OW Hospitality Ltd | Kidderminster | Worker (A rating) | Skilled Worker | |
| Owadally and King | Surrey | Worker (A rating) | Skilled Worker | |
| OWAPA FOOD LIMITED | Ilford | Worker (A rating) | Skilled Worker | |
| Owen & Owen Retirement Developments Ltd | Radcliffe on Trent | Worker (A rating) | Skilled Worker | |
| Owen Associates | Cardiff | Cardiff | Worker (A rating) | Skilled Worker |
| Owen Farming Transport Ltd | Bury St Edmunds | Suffolk | Worker (A rating) | Skilled Worker |
| Owen Mumford | Woodstock | Oxfordshire | Worker (A rating) | Skilled Worker |
| OWENS CORNING VEIL UK LTD | LIVERSEDGE | WEST YORKSHIRE | Worker (A rating) | Skilled Worker |
| OWENS CORNING VEIL UK LTD | LIVERSEDGE | WEST YORKSHIRE | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Owey Enterprises | portrush | Worker (A rating) | Skilled Worker | |
| OWIDGETS LTD | GIRTON | CAMBRIDGESHIRE | Worker (A rating) | Skilled Worker |
| Owkin UK Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Owkin UK Ltd | London | Worker (A rating) | Skilled Worker | |
| Owl Ventures Management UK Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Owl Ventures Management UK Limited | London | Worker (A rating) | Skilled Worker | |
| OWLSTONE MEDICAL LTD | CAMBRIDGE | Worker (A rating) | Skilled Worker | |
| Own Care Limited | London | Worker (A rating) | Skilled Worker | |
| OWN DESIGNS LTD | ROMFORD | Worker (A rating) | Skilled Worker | |
| Own Hold Construction Ltd | Ilford | Essex | Worker (A rating) | Skilled Worker |
| Own Ltd | Aylesbury | Buckinghamshire | Worker (A rating) | Skilled Worker |
| Own Your Space Limited | Bolton | Worker (A rating) | Skilled Worker | |
| Own-Kind Ltd | London | London | Worker (A rating) | Skilled Worker |
| OwnCompany UK Limited | London | London | Worker (A rating) | Skilled Worker |
| OwnCompany UK Limited | London | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OWON SMARTTEK LTD | Burscough | Lancashire | Worker (A rating) | Skilled Worker |
| OX BRASSERIE LTD | Southampton | HAMPSHIRE | Worker (A rating) | Skilled Worker |
| OX Global Ltd | Leamington Spa | Worker (A rating) | Skilled Worker | |
| Ox Mountain Limited | Oxford | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Ox Mountain Limited | Oxford | Worker (A rating) | Skilled Worker | |
| Ox Support Services Ltd. | Ascot | Berkshire | Worker (A rating) | Skilled Worker |
| OX&K LTD | CWMBRAN | Worker (A rating) | Skilled Worker | |
| Oxa Autonomy Limited | Oxford | Worker (A rating) | Skilled Worker | |
| Oxalis Games Ltd | London | Worker (A rating) | Skilled Worker | |
| Oxbay Ltd | Harrogate | North Yorkshire | Worker (A rating) | Skilled Worker |
| Oxbow Partners Limited | London | Worker (A rating) | Skilled Worker | |
| Oxbridge Care Limited | Stockton-on-Tees | Worker (A rating) | Skilled Worker | |
| OxBridge Centre (UK) Ltd | New Malden | Surrey | Worker (A rating) | Skilled Worker |
| OXBRIDGE EDUCATION GROUP LIMITED | Reading | Worker (A rating) | Skilled Worker | |
| OXBRIDGE GROUP LTD | London | Worker (A rating) | Skilled Worker | |
| Oxbridge International Education Ltd | High Wycombe | Worker (A rating) | Skilled Worker | |
| Oxbury Bank PLC | Chester | Worker (A rating) | Skilled Worker | |
| OXBYTE TECH LIMITED | Oxford | Worker (A rating) | Skilled Worker | |
| Oxedent Marketing Ltd | Ilford | Worker (A rating) | Skilled Worker | |
| Oxehealth Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxentia Ltd | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxenwood Real Estate LLP | London | Worker (A rating) | Skilled Worker | |
| Oxera Consulting LLP | Oxford | Worker (A rating) | Skilled Worker | |
| Oxfam GB | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxfam GB | Oxford | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OXFORD ACADEMY LONDON LTD | London | Worker (A rating) | Skilled Worker | |
| Oxford ADHD Centre Ltd | Headington | Oxford | Worker (A rating) | Skilled Worker |
| Oxford Advanced Surfaces Ltd | Yarnton | Oxfordhsire | Worker (A rating) | Skilled Worker |
| Oxford Algorithms Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Analytica | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Analytica | Oxford | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oxford and Cambridge Club | London | London | Worker (A rating) | Skilled Worker |
| Oxford Architects LLP | Bristol | Worker (A rating) | Skilled Worker | |
| OXFORD ASSOCIATES & PARTNERS LTD | LONDON | Worker (A rating) | Skilled Worker | |
| Oxford BioDynamics | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford BioMedica (UK) Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford BioMedica (UK) Ltd | Oxford | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oxford BioTherapeutics Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford BioTherapeutics Ltd | Oxford | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oxford Brain Diagnostics Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Brookes University | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Brookes University | Oxford | Oxfordshire | Temporary Worker (A rating) | Government Authorised Exchange |
| OXFORD BUDDHA VIHARA | OXFORD | OXFORDSHIRE | Temporary Worker (A rating) | Religious Worker |
| OXFORD BUDDHA VIHARA | OXFORD | OXFORDSHIRE | Worker (A rating) | Tier 2 Ministers of Religion |
| OXFORD BUFFET LTD | Oxford | Worker (A rating) | Skilled Worker | |
| OXFORD BUSINESS COLLEGE UK LIMITED | OXFORD | OXFORDSHIRE | Worker (A rating) | Skilled Worker |
| OXFORD CANCER ANALYTICS LTD | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Cancer Biomarkers Limited | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Cardiomox Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| OXFORD CARE HOMES LIMITED T/A FAIRHOLME HOUSE | BANBURY | Worker (A rating) | Skilled Worker | |
| OXFORD CARE SERVICES LTD | Hounslow | Worker (A rating) | Skilled Worker | |
| Oxford Carers Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Carpets & Furniture Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Centre for Islamic Studies | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Centre for Mission Studies | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Centre for Mission Studies | Oxford | Worker (A rating) | Tier 2 Ministers of Religion | |
| Oxford College of Business | London | Worker (A rating) | Global Business Mobility: UK Expansion Worker | |
| Oxford College of Education Lt | HIGH WYCOMBE | BUCKINGHAMSHIRE | Worker (A rating) | Skilled Worker |
| Oxford Cricket Club | Oxford | Worker (A rating) | International Sportsperson | |
| Oxford DataPlan Limited | London | Worker (A rating) | Skilled Worker | |
| Oxford Dental Care Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Diocesan Board of Finance | Kidlington | Oxfordshire | Worker (A rating) | Tier 2 Ministers of Religion |
| Oxford Diocesan Board of Finance | Kidlington | Oxfordshire | Temporary Worker (A rating) | Religious Worker |
| Oxford Diocesan Board of Finance | Kidlington | Oxfordshire | Temporary Worker (A rating) | Charity Worker |
| Oxford Diocesan Bucks Schools Trust | Stoke Mandeville | Buckinghamshire | Worker (A rating) | Skilled Worker |
| Oxford Diocesan Schools Trust | Wantage | Oxon | Worker (A rating) | Skilled Worker |
| Oxford Downs Cricket Club | Witney | Oxfordshire | Worker (A rating) | International Sportsperson |
| Oxford Dynamics | Didcot, Harwell | County | Worker (A rating) | Skilled Worker |
| OXFORD ECONOMICS LTD | OXFORD | Worker (A rating) | Skilled Worker | |
| Oxford Evangelical Presbyterian Church CIO | Oxford | Worker (A rating) | Tier 2 Ministers of Religion | |
| Oxford Expression Technologies Ltd | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Fertility Unit Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Flow | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| OXFORD FRUITS & VEG LTD T/A Oxford Food Service | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Gene Technology IP Limited | Begbroke | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oxford Gene Technology IP Limited | Begbroke | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Genetics Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Genetics Ltd | Oxford | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oxford Global Projects UK Limited | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| OXFORD GOLDENLINK LIMITED | London | Worker (A rating) | Skilled Worker | |
| OXFORD GUEST HOUSE LIMITED | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Health NHS Foundation Trust | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Health Solutions Limited | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford HealthspanLTD | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Heartbeat Limited | London | Worker (A rating) | Skilled Worker | |
| OXFORD HOMEWARE LTD | Birmingham | Worker (A rating) | Skilled Worker | |
| OXFORD HOSPITALITY SERVICES(UK) LTD T/A OXO BAR AND HOTEL | OXFORD | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford House College Training Limited | London | Worker (A rating) | Skilled Worker | |
| Oxford House Community Care | Farnham Royal | Buckinghamshire | Worker (A rating) | Skilled Worker |
| Oxford HR | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Human Capital Incorporated Ltd | Faringdon | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Immune Algorithmics Ltd | Reading | Worker (A rating) | Skilled Worker | |
| Oxford Immunotec | Abingdon | OXon | Worker (A rating) | Skilled Worker |
| Oxford Immunotec | Abingdon | OXon | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oxford Indices Ltd | High Wycombe | Buckinghamshire | Worker (A rating) | Skilled Worker |
| OXFORD INNOVATION CONSULTING LTD | Malvern | England | Worker (A rating) | Skilled Worker |
| Oxford Innovation Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Institute for Energy Studies | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Instruments Nanotechnology Tools Limited | Abingdon | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Instruments Nanotechnology Tools Limited | Abingdon | Oxfordshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oxford Instruments Nanotechnology Tools Limited | Abingdon | Oxfordshire | Temporary Worker (A rating) | Global Business Mobility: Graduate Trainee |
| Oxford International Education & Travel Ltd | London | Worker (A rating) | Skilled Worker | |
| Oxford International School | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford International Study Abroad Programme Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Investment Consultants LLP | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Ionics ltd | Begbroke | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Kilburn Youth Trust | London | Temporary Worker (A rating) | Charity Worker | |
| OXFORD KOREAN CHURCH | OXFORD | Worker (A rating) | Tier 2 Ministers of Religion | |
| OXFORD KOREAN CHURCH | OXFORD | Temporary Worker (A rating) | Charity Worker | |
| Oxford Lasers Limited | Didcot | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Leadership Academy Limited | London | Worker (A rating) | Skilled Worker | |
| Oxford Leisure Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| OXFORD MEDIA SOLUTIONS LIMITED | Witney | Worker (A rating) | Skilled Worker | |
| Oxford Medical Products | Witney | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Medical Simulation | London | London, City of | Worker (A rating) | Skilled Worker |
| Oxford Mestar Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Metrics plc | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Montessori Schools Limited | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Nanoimaging Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Nanopore Technologies plc. | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford nanoSystems Ltd | Abingdon | Oxfordshire | Worker (A rating) | Skilled Worker |
| OXFORD ONLINE SCHOOL LTD | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Philharmonic Orchestra Productions | London | Temporary Worker (A rating) | Creative Worker | |
| Oxford Photovoltaics Limited | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Policy Management Limited | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Policy Management Limited | Oxford | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oxford Polo Limited | Bicester | Worker (A rating) | Skilled Worker | |
| Oxford Prime Ltd | Wimbeldon | Worker (A rating) | Skilled Worker | |
| Oxford Private Care Limited | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Properties Management (UK) Limited | London | Worker (A rating) | Skilled Worker | |
| Oxford Properties Management (UK) Limited | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| Oxford Quantum Circuits Limited | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Oxford RF Solutions Ltd | Didcot | Worker (A rating) | Skilled Worker | |
| OXFORD RISK LIMITED | LONDON | Worker (A rating) | Skilled Worker | |
| Oxford Robotics Ltd trading as Dynium Robot | Reading | Worker (A rating) | Skilled Worker | |
| Oxford Royale Academy | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Scholastica Academy Ltd | London | Worker (A rating) | Skilled Worker | |
| Oxford School of English | Oxford | Worker (A rating) | Skilled Worker | |
| OXFORD SCIENCE ENTERPRISES PLC | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Sigma Limited | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Space Systems Ltd | Harwell Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxford Specsavers Limited | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Summer Courses Limited | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford Terrace & Rawling Road Medical Group | Newcastle Upon Tyne | Tyne & Wear | Worker (A rating) | Skilled Worker |
| Oxford United Football Club Limited | Oxford | Oxon | Worker (A rating) | International Sportsperson |
| Oxford University Hospitals NHS Trust | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford University Press | Oxford | Oxon | Worker (A rating) | Skilled Worker |
| Oxford University Press | Oxford | Oxon | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| Oxford World Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxford World Ltd | Oxford | Worker (A rating) | Skilled Worker | |
| Oxfordshire Community Churches | Osney Mead | Temporary Worker (A rating) | Charity Worker | |
| Oxfordshire County Council | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxfordshire Crossroads | Oxford | Worker (A rating) | Skilled Worker | |
| OXFORDSHIRE MIND | Oxford | Worker (A rating) | Skilled Worker | |
| Oxfordshire Newmedica Limited | Abingdon | Worker (A rating) | Skilled Worker | |
| Oxhey Property Limited | Watford | Worker (A rating) | Skilled Worker | |
| Oxhey Property Management Limited | Watford | Worker (A rating) | Skilled Worker | |
| Oxilio Limited | Southmoor | Oxfordshire | Worker (A rating) | Skilled Worker |
| Oxitec Limited | Oxon | Worker (A rating) | Skilled Worker | |
| Oxkem Limited | Reading | Berkshire | Worker (A rating) | Skilled Worker |
| Oxlane Food Centre Ltd | Dagenham | Worker (A rating) | Skilled Worker | |
| Oxleas NHS Foundation Trust | Dartford | Kent | Worker (A rating) | Skilled Worker |
| Oxley Developments Company Limited | Ulverston | Cumbria | Worker (A rating) | Skilled Worker |
| OXLiD Limited | London | Worker (A rating) | Skilled Worker | |
| OXLOW PHARMACY | DAGENHAM | ESSEX | Worker (A rating) | Skilled Worker |
| Oxmit Technologies Limited | Cheadle | Worker (A rating) | Skilled Worker | |
| OXO21 LTD | Windsor | Worker (A rating) | Skilled Worker | |
| Oxon Builders Limited | Oxford | Worker (A rating) | Skilled Worker | |
| OXON SERVICES MANAGEMENT LTD | Slough | Worker (A rating) | Skilled Worker | |
| Oxon Traders LTD | OXFORD | OXFORDSHIRE | Worker (A rating) | Skilled Worker |
| Oxphen Premium Management Ltd | Sheffield | Worker (A rating) | Skilled Worker | |
| Oxrange Limited | Derby | Worker (A rating) | Skilled Worker | |
| Oxshott Village Store | Leatherhead | Surrey | Worker (A rating) | Skilled Worker |
| OxSonics Limited | Oxford | Oxfordshire | Worker (A rating) | Skilled Worker |
| OXTED AIM LTD | Crawley | Worker (A rating) | Skilled Worker | |
| Oxted House Limited | Oxted, Surrey | Worker (A rating) | Skilled Worker | |
| OXTON BOOZE RETAIL LTD | Merseyside | Worker (A rating) | Skilled Worker | |
| OXTON MANOR LTD | Merseyside | Worker (A rating) | Skilled Worker | |
| OXY ORIENTAL LIMITED | Oxford | Worker (A rating) | Skilled Worker | |
| oXya UK Limited | Southampton | Worker (A rating) | Skilled Worker | |
| Oxygen House | Exeter | Worker (A rating) | Skilled Worker | |
| Oxygen Technical Solutions | Uckfield | East Sussex | Worker (A rating) | Skilled Worker |
| OXYGENE LTD | Wolverhampton | Worker (A rating) | Skilled Worker | |
| OXYGENE LTD | Wolverhampton | Temporary Worker (A rating) | Creative Worker | |
| Oyak Global Risk Services Limited | London | Worker (A rating) | Skilled Worker | |
| OYNB Limited | London | Worker (A rating) | Skilled Worker | |
| OYO Technology and Hospitality (UK) Ltd | London | Worker (A rating) | Skilled Worker | |
| OYO Technology and Hospitality (UK) Ltd | London | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker | |
| OYSLANS FORECOURT ENGINEERING LIMITED T/A GULF | Birmingham | Worker (A rating) | Skilled Worker | |
| OYSTER GLOBAL SERVICES LTD` | Thornton Heath | Worker (A rating) | Skilled Worker | |
| Oyster North East Ltd t/a The Golden Fry | Middlesbrough | Worker (A rating) | Skilled Worker | |
| Oyster Yachts Limited | Southampton | Hampshire | Worker (A rating) | Skilled Worker |
| Oyster Yachts Limited | Southampton | Hampshire | Worker (A rating) | Global Business Mobility: Senior or Specialist Worker |
| OYSTERBLINK UK LTD | Chelmsford | Essex | Worker (A rating) | Skilled Worker |
| Oystermen Events Limited | London | Worker (A rating) | Skilled Worker | |
| OYTAS UK LTD | London | United Kingdom | Worker (A rating) | Global Business Mobility: UK Expansion Worker |
| OZ club Ltd | London | London | Worker (A rating) | Skilled Worker |
| Oz Equine Ltd | Guildford | Surrey | Worker (A rating) | International Sportsperson |
| Oz Interactive Limited | London | Worker (A rating) | Skilled Worker | |
| OZ IT CONSULTANCY LTD | London | Worker (A rating) | Skilled Worker | |
| OZ LEICESTER LTD T/A SUBWAY | Wigston | Worker (A rating) | Skilled Worker | |
| OZ ORGANISATIONS LTD | London | Temporary Worker (A rating) | Creative Worker | |
| OZ TOTTENHAM SUPERMARKET LTD | London | Worker (A rating) | Skilled Worker | |
| Ozan Distributors Ltd | Blackburn | Worker (A rating) | Skilled Worker | |
| Ozan Limited | London | Worker (A rating) | Skilled Worker | |
| Ozcorp Ltd | APPROACH FOREST GATE | LONDON | Worker (A rating) | Skilled Worker |
| OZE INDUSTRY LIMITED | Hoddesdon | Worker (A rating) | Skilled Worker | |
| Ozenoglu UK Ltd | London | Worker (A rating) | Global Business Mobility: UK Expansion Worker | |
| Ozgun Limited | London | Worker (A rating) | Skilled Worker | |
| OZGUR NAVRUZ T/A CATCH FISHERIES | LYTHAM ST ANNES | Worker (A rating) | Skilled Worker | |
| OZKAYA SERVICES LIMITED T/A Lokma Patisserie | London | Worker (A rating) | Skilled Worker | |
| Ozland Limited | Yiewsley | Worker (A rating) | Skilled Worker | |
| OZLU 27 LTD T/A Mezze Bar and Grill | Canterbury | Kent | Worker (A rating) | Skilled Worker |
| Ozmen Ltd | Sheffield | South Yorkshire | Worker (A rating) | Skilled Worker |
| OZON CONSTRUCTION LTD | Ilford | Worker (A rating) | Skilled Worker | |
| OZONE AMD LIMITED T/A OZONE RESTAURANT | ALDERSHOT | HAMPSHIRE | Worker (A rating) | Skilled Worker |
| Ozone Financial Technology Limited | London | Worker (A rating) | Skilled Worker | |
| Ozone Laundry Limited | Wembley | Worker (A rating) | Skilled Worker | |
| Ozone Project Limited | London | Worker (A rating) | Skilled Worker | |
| OZTUZUN LTD | Manchester | Worker (A rating) | Skilled Worker | |
| Ozumba Training and Consultancy Services Limited trading as EMINENT DOMICILIARY CARE AGENCY | Croydon | Surrey | Worker (A rating) | Skilled Worker |
| OZUN LTD T/A The Chippy Fish & Chips | Finsbury Park, | Worker (A rating) | Skilled Worker | |
| Ozvatan Limited | Bexleyheath | Worker (A rating) | Skilled Worker | |
| Ozyakut Ltd | London | Worker (A rating) | Skilled Worker | |
| OZZAS SECURITY SYSTEMS LTD | Essex | Worker (A rating) | Skilled Worker | |
| Ozzy Barbers | Newport | Worker (A rating) | Skilled Worker | |
| Ozzy Development Ltd | London | Worker (A rating) | Skilled Worker | |
| Ozzy's Newsagent & Minimart Limited | London | Worker (A rating) | Skilled Worker |