| Methods Business & Digital Technology | London, Manchester, Camden | 6 | 40 |
| Deloitte | London, City of London | 13 | 122 |
| Farsight Consulting | London, Greater London, Farnham | 6 | 2 |
| Kantar | London, West Gate | 5 | 16 |
| Skills Training | Harrow, London | 5 | 6 |
| Teach First | London, Greater London | 11 | 3 |
| UCL Consultants | London | 9 | 8 |
| Ambition Institute | London | 8 | 8 |
| Capita Business Services | London, Londoon | 6 | 121 |
| Arcadis | Islington, London | 6 | 79 |
| Hippo Digital | Leeds, Aire Street Leeds | 6 | 7 |
| Faithful Gould | Epsom, Century Way Leeds, Ashley Road Epsom | 5 | 44 |
| Mazars | London | 5 | 27 |
| Insight Direct | Sheffield, The Atrium Uxbridge, Manchester | 4 | 121 |
| KPMG | London | 4 | 102 |
| Ernst & Young | London | 4 | 89 |
| Remit Group | Nottingham | 4 | 5 |
| NCH At Northeastern | London, Bloomsbury | 4 | 4 |
| T3 Training & Development | Barnsley | 4 | 4 |
| Pricewaterhousecoopers | London, More London Riverside London | 3 | 75 |
| Grant Thornton | London, Islington | 3 | 38 |
| Royal Mencap Society | London | 3 | 17 |
| Peopleplus Group | Nottingham, Sheffield | 3 | 19 |
| BAE Systems Applied Intelligence | Guildford, Research Park Guildford | 3 | 9 |
| Kainos Worksmart | Northern, Belfast, Upper Crescent Belfast | 3 | 5 |
| Martinex | London, Hammersmith, Hammersmith and Fulham | 3 | 3 |
| Intec Business Colleges | Rugby, Lincoln | 3 | 2 |
| Jga | Uxbridge, Harrow, Middlesex | 3 | 2 |
| Gen Ii Engineering & Technology Training | Cumbria, Workington | 3 | 4 |
| Education & Training Foundation | London, Buckingham Palace Road London | 3 | 2 |
| Strode College | Egham, Mendip, Somerset | 3 | 2 |
| Waltham International College | Barking, Essex | 3 | 2 |
| Acer | Camden, Shropshire, Shrewsbury | 3 | 3 |
| Momentum Training & Consultancy | London, Dorset, Poole | 3 | 3 |
| PTP Training | Birmingham, Wolverhampton | 3 | 3 |
| Real Skills Training | Liverpool, Merseyside | 3 | 3 |
| Resources N E | Tyne and Wear, North Shields | 3 | 3 |
| Sccu | Coventry, West Midlands | 3 | 3 |
| SPS Training Solutions | London, Stevenage | 3 | 3 |
| Computacenter | Hatfield, Hatfield Avenue Hatfield | 13 | 118 |
| XMA | Notts, Nottingham | 5 | 93 |
| CDW | London, City of London | 5 | 71 |
| Burgess Consultancy | Lower Moor Pershore | 5 | 5 |
| BDO | London | 4 | 32 |
| Capita Property & Infrastructure | Eccles Salford, Central | 4 | 21 |
| Ecorys | West Midlands, Leeds | 4 | 10 |
| Improvement & Development Agency for Local Government | None | 4 | 2 |
| FRP Advisory Trading | London | 4 | 2 |
| New Schools Network | London, Greater London | 4 | 4 |
| Teacher Development Trust | London | 4 | 4 |
| Phoenix Software | East Riding of Yorkshire, Leatherhead | 3 | 93 |
| Mott Macdonald | Croydon | 3 | 60 |
| Barnardos | Ilford, Essex | 3 | 32 |
| Alphaplus Consultancy | Manchester | 3 | 4 |
| Firebrand Training | London | 3 | 2 |
| Angela Milner Consultancy | Penwortham Preston, Ridgeway Penwortham Preston | 3 | 3 |
| Carole Baker Consultancy | The Green Awre, Forest of Dean | 3 | 3 |
| John Harris Consulting | Romford | 3 | 3 |
| KTH Consultancy | Stock Road Billericay, Basildon | 3 | 3 |
| National Childrens Bureau | London, London London Greater London | 3 | 3 |
| Swift Strategies | Bournemouth, Deansleigh Road Bournemouth | 3 | 3 |
| System Group | Weybridge, Warrington | 3 | 3 |
| Talent | Birmingham, West Midlands | 3 | 3 |
| TCD & Associates | | 3 | 3 |
| Civica | London, Stamford Street London Southwark | 2 | 86 |
| Microsoft | Wokingham, London | 2 | 24 |
| Atos IT Services | London, High Holborn | 2 | 29 |
| Bramble Hub | London | 2 | 18 |
| SQW | Camden | 2 | 19 |
| Frontier Economics | High Holborn London, London | 2 | 18 |
| Xerox | Uxbridge | 2 | 12 |
| Engine Partners | London, Great Portland Street London | 2 | 23 |
| Investigo | London | 2 | 22 |
| Learning Curve Group | Darlington, Durhamgate | 2 | 7 |
| Four Communications Group | London | 2 | 7 |
| Nous Group | Cambridge, London | 2 | 6 |
| Smartsourcing | Newcastle-under-Lyme, Vicarage Hill South Benfleet | 2 | 64 |
| University College London | London | 2 | 7 |
| Morleys Bicester | Lambeth, London | 2 | 7 |
| Barnsley College | Barnsley | 2 | 3 |
| Estio Training | Manchester, Leeds | 2 | 3 |
| Let ME Play | London | 2 | 3 |
| Whitehead Ross Education & Consulting | Neath, Skewen | 2 | 3 |
| Back 2 Work Complete Training | Manchester | 2 | 4 |
| Hawk Management | Twickenham | 2 | 6 |
| Babington Business College | Birmingham, Colmore Row | 2 | 3 |
| Acacia Training | Stoke on Trent, Stoke-on-Trent | 2 | 2 |
| B Skill | Newcastle upon Tyne, Tyne and Wear | 2 | 2 |
| First Intuition | London | 2 | 2 |
| Natcen | London, Islington | 2 | 2 |
| Scroll Projects | London, Lambeth London Greater London | 2 | 2 |
| Slack Technologies | Bezirk Affoltern | 2 | 2 |
| We are Snook | Glasgow City, Hackney | 2 | 2 |
| Skills Recruitment | Kirkham, Preston | 2 | 3 |
| Applied Business Academy | London | 2 | 2 |
| CT Skills | Nottingham | 2 | 2 |
| St Helens Chamber | St Helens, St. Helens | 2 | 2 |
| Alra | London, Wandsworth | 2 | 2 |
| Arts Educational Schools | Bath Road London, London | 2 | 2 |
| Doreen Bird College of Performing Arts | Bedford Row London, London | 2 | 2 |