| Lee Sullivan Contract Flooring | Hove | 4 | 5 |
| Southdown Housing Association | Lewes, Brighton | 3 | 3 |
| Deh Electrical Contractors | Brighton, Lewes | 3 | 3 |
| Civica | London | 3 | 86 |
| Mears | Gloucester | 3 | 33 |
| Ad Construction Group | Sidcup | 3 | 3 |
| KSD Support Services | Brighton | 3 | 3 |
| SSE Contracting | Portsmouth , Reading | 2 | 10 |
| Westridge Construction | Catsfield | 2 | 5 |
| Thomas Door Window Controls | Hove | 2 | 4 |
| GM Monk | Eastbourne, Hastings | 2 | 3 |
| Stack London | Basildon | 2 | 4 |
| Cosmur Construction London | Brent, London | 2 | 2 |
| Logic Contract Services | Salisbury | 2 | 3 |
| BCS Robertson | Portslade | 2 | 2 |
| Cei Electrical | Southampton, Southampton | 2 | 2 |
| Colours Building | Uckfield | 2 | 2 |
| Fowler Building Contractors | Cowfold | 2 | 2 |
| Jove Group | Hove | 2 | 2 |
| Niblock Builders | Bromley, London | 2 | 2 |
| Paine Manwaring | Worthing, Worthing | 2 | 2 |
| Breyer Group Public | Romford | 3 | 7 |
| Steer Davies & Gleave | London | 2 | 28 |
| Breyer Group | Romford | 2 | 19 |
| Change Grow Live Services | Brighton | 2 | 12 |
| Northgate Public Services | Warrington | 1 | 44 |
| Openview Security Solutions | Romford | 1 | 33 |
| Total Gas & Power | London | 1 | 42 |
| Lyreco | Dartford | 1 | 21 |
| Virgin Media Business | Reading | 1 | 21 |
| Tersus Consultancy | Brighton | 1 | 19 |
| Stantec | High Wycombe | 1 | 15 |
| Certas Energy | Warrington | 1 | 13 |
| Idox Software | London | 1 | 14 |
| POTTER Raper | Beckenham | 1 | 12 |
| Voyage 1 | Lichfield | 1 | 14 |
| Aspect Contracts | Basildon | 1 | 10 |
| Telefonica | Slough | 1 | 9 |
| BSW Heating | Kenley | 1 | 11 |
| Iveco | Basildon | 1 | 11 |
| Corrigenda | Fareham | 1 | 12 |
| Etec Contract Services | Romford | 1 | 8 |
| Castle Water | Blairgowrie | 1 | 8 |
| Watling JCB | Whetstone | 1 | 8 |
| Asbestech | Hatfield | 1 | 6 |
| Redquadrant | London | 1 | 6 |
| Aym Services | Uxbridge | 1 | 6 |
| Environmental Essentials | Newcastle-under-Lyme | 1 | 5 |
| Acclaim Contracts | Wickford | 1 | 5 |
| Pickerings Europe | Stockton on Tees | 1 | 5 |
| Knightsbridge Property Services | Purley | 1 | 5 |
| Liftec Lifts | Dartford | 1 | 5 |
| Ultima Business Solutions | Reading | 1 | 5 |
| Connick Tree Services | New Pond Farm | 1 | 4 |
| Roselands Heating | Hailsham | 1 | 4 |
| TSS Facilities | Hove | 1 | 6 |
| Achieving Higher Heights | Wolverhampton | 1 | 4 |
| Colours Decorating | St Leonards on Sea | 1 | 4 |
| MJ Group Construction Roofing | Bedford | 1 | 3 |
| Peopletoo | Nottingham | 1 | 3 |
| Wireless CCTV | Rochdale | 1 | 3 |
| Aj Taylor Electrical Contractors | Brighton | 1 | 3 |
| European Asbestos Services | Spelthorne | 1 | 3 |
| J Cheesmur Sons Lewes | Lewes | 1 | 3 |
| PVF Scaffolding | Bideford | 1 | 3 |
| Corin Dudley Electrical Services | Eastbourne | 1 | 2 |
| Hi TECH Property Services | Fareham | 1 | 2 |
| Refuse Vehicle Solutions | Harrow | 1 | 2 |
| Allweather Roofing & Construction | Worthing | 1 | 2 |
| Southern Alarm Systems | Seaford | 1 | 2 |
| Southern Mobility Centres | Eastbourne | 1 | 2 |
| G Baker Roofing | Aylesford | 1 | 5 |
| Sussex Asphalte | Pyecombe | 1 | 5 |
| Edgar & Wood Mechanical Services | Brighton | 1 | 4 |
| JGJR Langridge | Hassocks | 1 | 4 |
| PH Beck | Portslade | 1 | 4 |
| Clarke Roofing Southern | Eastbourne | 1 | 2 |
| John Farrington | Hailsham | 1 | 2 |
| Mears Group | Brockworth | 1 | 2 |
| Barnard & Hoad Glazing | Hove | 1 | 1 |
| Bauer Analysis | Witham | 1 | 1 |
| Blue Sail Consulting | Hove | 1 | 1 |
| Caring Partners | Wokingham | 1 | 1 |
| Cornerstone Building Contractors | Polegate | 1 | 1 |
| Cranmead | Hove | 1 | 1 |
| Decontaminate | Dartford | 1 | 1 |
| Destiny International Care | Coventry | 1 | 1 |
| George Stone | St Leonards on Sea | 1 | 1 |
| GMS Adaptations | Polegate | 1 | 1 |
| Green Harvest Capital Consulting | Peterlee | 1 | 1 |
| Icl | Loftus | 1 | 1 |
| Knightguard Security | Hove | 1 | 1 |
| Kudos Catering | Ingatestone | 1 | 1 |
| Lee Sullivan | Hove | 1 | 1 |
| MBT Roofing | Pulborough | 1 | 1 |
| MPM Graffiti Solutions | Shoreham by Sea | 1 | 1 |
| MT Parker | Brighton | 1 | 1 |
| Net Pex | London | 1 | 1 |
| Next Steps | London | 1 | 1 |
| Pathways to Independence Housing | Brighton | 1 | 1 |