| Maximus UK Services | East Sussex, Lewes, Ringmer | 10 | 2 |
| Computacenter | Hatfield, Welwyn Hatfield, Watford | 15 | 118 |
| Capita Business Services | London, Gresham Street London | 5 | 121 |
| Fedcap Employment | Middlesbrough, Middlesborough | 12 | 3 |
| Serco | Hampshire, Hook | 9 | 38 |
| Reed in Partnership | London | 18 | 8 |
| Shaw Trust | Bristol, Oldbury | 13 | 7 |
| Ingeus | London | 8 | 8 |
| Seetec Pluss | Essex, Hockley | 8 | 8 |
| Peopleplus Group | Sheffield, Nottingham | 7 | 19 |
| Growth | Greater Manchester, Manchester | 7 | 9 |
| Cyber Security Specialists | Manchester, Wilmslow Rd Manchester, Altrincham | 6 | 2 |
| Softwareone | Richmond, Easingwold, London | 5 | 25 |
| Hippo Digital | Leeds, Aire Street Leeds | 5 | 7 |
| Atos IT Services | London, High Holburn London, Camden | 4 | 29 |
| Symity | Reading, London | 4 | 5 |
| Incendium Consulting | Southwark Street London, London, Southwalk St London | 3 | 8 |
| Dentons Ukmea | London, Londons | 3 | 3 |
| Ubds IT Consulting | Westminster, London | 6 | 7 |
| Opencast Software Europe | Newcastle upon Tyne, Newcastle | 5 | 3 |
| G4S Facilities Management | London | 5 | 2 |
| Jobs 22 | London | 5 | 5 |
| XMA | Nottingham, Rushcliffe | 4 | 93 |
| IBM | Portsmouth, Hants | 4 | 34 |
| Standguide | Manchester, Greater Manchester | 4 | 7 |
| FDM Group | London | 4 | 5 |
| Pinnacle People | Manchester, London | 4 | 3 |
| Scrumconnect | Staines upon Thames, Staines | 4 | 4 |
| Softcat | Marlow, Fieldhouse Lane Marlow | 3 | 176 |
| Insight Direct | Sheffield, Uxbridge | 3 | 121 |
| Gartner | Tamesis the Glanty Egham, The Glanty Egham | 3 | 26 |
| Twin Training | London | 3 | 4 |
| Tata Consultancy Services | London | 3 | 4 |
| Remploy | Leicester | 3 | 3 |
| Atkins | Epsom, London | 2 | 128 |
| CDW | London, Peterborough | 2 | 71 |
| PA Consulting Services | Westminster, London | 2 | 54 |
| Ipsos MORI | Tower Hamlets | 2 | 55 |
| Sodexo | London | 2 | 21 |
| Interserve Construction | West Midlands, Birmingham | 2 | 14 |
| Overbury | Greater London, London | 2 | 18 |
| Xerox | Uxbridge | 2 | 12 |
| Experian | Nottingham | 2 | 8 |
| Cushman & Wakefield Debenham Tie Leung | Birmingham | 2 | 9 |
| Learning Curve Group | Spennymoor | 2 | 7 |
| Go Train | Rochester | 2 | 5 |
| Palladium | London, London | 2 | 11 |
| Dimensions Training Solutions | Sheffield | 2 | 7 |
| Advanced 365 | Windsor and Maidenhead, Datchet | 2 | 4 |
| ISG Fit Out | Greater London, London | 2 | 2 |
| Layer 7 IT Security | Ashington Workplace, Lintonville Parkway | 2 | 2 |
| Resolution Interiors | Yeovil, London | 2 | 2 |
| Bedigital | Cardiff, London | 2 | 2 |
| Prevista | London | 2 | 2 |
| Salvation Army Trading | London | 2 | 2 |
| Adecco Working Ventures | London | 2 | 2 |
| Business 2 Business | Leicester | 2 | 2 |
| Business Sense Associates | Llansamlet, Swansea | 2 | 2 |
| Citrix | Rochester, Gerrards Cross | 2 | 2 |
| Cumbria Chamber of Commerce | Carlisle, Cumbria | 2 | 2 |
| Cumbria Chamber of Commerce & Industry | Carlisle | 2 | 2 |
| Itec Training Solutions | Cardiff | 2 | 2 |
| Layer 7 | Ashington Workplace, Ashlington Workspace | 2 | 2 |
| Methods | London, George Street Edinburgh | 2 | 2 |
| Pinnacle Housing | London | 2 | 2 |
| Realise Learning & Employment | Sheffield | 2 | 2 |
| Sheffield College | Sheffield | 2 | 2 |
| Wise Ability | Tamworth | 2 | 2 |
| G4S Government & Outsourcing Services | London | 11 | 5 |
| Deloitte | London | 7 | 122 |
| Scott Logic | Newcastle upon Tyne | 5 | 7 |
| Mcbains | London | 5 | 5 |
| Cognizant Worldwide | London | 4 | 18 |
| Tavistock Relationships | London | 4 | 2 |
| BJSS | Leeds | 3 | 23 |
| ISG Construction | London | 3 | 7 |
| Speller Metcalfe Malvern | Malvern | 3 | 4 |
| Babington Business College | Derby | 3 | 3 |
| Institute of Chartered Accountants in England & Wales | London | 3 | 3 |
| Accenture | London | 2 | 30 |
| Bramble Hub | London | 2 | 18 |
| Wates Construction | Leatherhead | 2 | 24 |
| Dla Piper | Sheffield | 2 | 16 |
| DMW Group | London | 2 | 8 |
| Valtech | London | 2 | 5 |
| Linkedin | County Dublin | 2 | 3 |
| Invotra | Woking | 2 | 3 |
| DXC | Rushmoor | 2 | 3 |
| Fes Support Services | Stirling | 2 | 3 |
| Williams Lea | London | 2 | 3 |
| Refinitiv | London | 2 | 2 |
| Redesmere | Macclesfield | 2 | 2 |
| Bridewell Consulting | Reading | 2 | 2 |
| Gateshead Trading | Gateshead | 2 | 2 |
| Hid Global | Cardiff | 2 | 2 |
| I Movo | Welwyn Hatfield | 2 | 2 |
| Kier | Rushden | 2 | 2 |
| Lifetime Training Group | Bristol | 2 | 2 |
| Maximus | London | 2 | 2 |
| Opentext | Reading | 2 | 2 |