| Mears | Gloucester, Welwyn Hatfield, Welwyn Garden City | 29 | 33 |
| Mears Facilities Management A Trading Division of Mears | Gloucester, Brockworth | 5 | 5 |
| Mears Group | Gloucester, Gateshead, Brockworth | 4 | 2 |
| Mears Facilities Management | Brockworth | 2 | 2 |
| Mears Extra Care | Gloucester | 2 | 2 |
| Mears Supported Living | Alva | 2 | 2 |
| Mears Care | Welwyn Hatfield | 1 | 13 |
| Ils Scotland Mears Care Scotland | Alva | 1 | 1 |
| Novus Property Solutions | Bathgate, Stoke on Trent, Stoke-on-Trent | 4 | 32 |
| Dodd Group Midlands | Telford | 3 | 11 |
| Norse Commercial Services | Norwich | 5 | 24 |
| Engie Regeneration | Welwyn Hatfield, Newcastle upon Tyne | 3 | 40 |
| Bell Decorating Group | Airdrie, Orpington | 3 | 33 |
| Openview Security Solutions | Essex, Boldon Colliery | 3 | 33 |
| MITIE Property Services | Glasgow, Middlesbrough | 3 | 23 |
| Action for Children | Glasgow, Watford | 3 | 14 |
| Integrated Water Services | Walsall | 3 | 9 |
| Urban Environments | Sevenoaks | 3 | 7 |
| Second Element | Market Rasen | 3 | 6 |
| H2O Nationwide | Basildon | 3 | 6 |
| Lifeways Community Care | London | 3 | 5 |
| Total Environmental Compliance | Corby | 3 | 4 |
| Acp Rock Compliance | Walton on Thames | 3 | 3 |
| Aqua Allies | Peterborough | 3 | 3 |
| Aspire Housing & Personal Development Services | Glasgow | 3 | 3 |
| Capability Scotland | Glasgow, Edinburgh | 3 | 3 |
| Deafblind Scotland | Glasgow, Kirkintilloch | 3 | 3 |
| H2O Hygiene | Walsall | 3 | 3 |
| Healthy Buildings | Spencers Wood | 3 | 3 |
| Healthy Buildings Ireland | Newry | 3 | 3 |
| Nant | Bilston, West Midlands | 3 | 3 |
| Quarriers | Bridge of Weir, Renfrew | 3 | 3 |
| Support for Ordinary Living | Wishaw, Motherwell | 3 | 3 |
| Water Hygiene Centre | Oxon | 3 | 3 |
| VINCI Construction | Watford | 2 | 23 |
| Compass Contract Services | West Midlands, Rubery | 2 | 12 |
| OCS Group | Crawley | 2 | 11 |
| ISS Mediclean | Weybridge | 2 | 7 |
| Osborne Energy | St Leonards on Sea | 2 | 6 |
| Richard Irvin FM | London | 2 | 6 |
| Aspect Building Solutions | Leeds | 2 | 14 |
| Morgan Sindall Property Services | London, Market Place London | 2 | 8 |
| Erith Contractors | Erith | 2 | 5 |
| Amey Community | London | 2 | 4 |
| Westridge Construction | Catsfield | 2 | 5 |
| Ajs | Dagenham | 2 | 6 |
| John Rodriguez Plastering | Leeds | 2 | 4 |
| Lee Sullivan Contract Flooring | Hove | 2 | 5 |
| Stack London | Basildon | 2 | 4 |
| Robertson Facilities Management | Elgin | 2 | 3 |
| Vertas Group | Ipswich | 2 | 3 |
| Cosmur Construction London | Brent, London | 2 | 2 |
| Hebs Group | Liverpool | 2 | 2 |
| Logic Contract Services | Salisbury | 2 | 3 |
| Amble Electrical | Luton | 2 | 2 |
| Delron Services | Maidstone | 2 | 2 |
| Lyco Direct | Milton Keynes | 2 | 2 |
| NCS Technology | Maidstone | 2 | 2 |
| Oac Services | Crowborough | 2 | 2 |
| Pilot Group | Manchester | 2 | 2 |
| United Living Property Services | Swanley | 2 | 2 |
| Abm Facility Services | London | 2 | 2 |
| BCS Robertson | Portslade | 2 | 2 |
| BJF Connections | Maidstone | 2 | 2 |
| Colours Building | Uckfield | 2 | 2 |
| Compassionate Heart | Cambridge | 2 | 2 |
| Derwent FM | Derby | 2 | 2 |
| Engie Supply Holding | Newcastle upon Tyne | 2 | 2 |
| Fowler Building Contractors | Cowfold | 2 | 2 |
| HH Care | Northampton | 2 | 2 |
| Jove Group | Hove | 2 | 2 |
| KSD Support Services | Brighton | 2 | 2 |
| MPD FM | Dagenham | 2 | 2 |
| Niblock Builders | Bromley, London | 2 | 2 |
| Rainbow Direct Care | Corby | 2 | 2 |
| Taylored Care | Cambridge | 2 | 2 |
| Trios Facilities Management | Weybridge | 2 | 2 |
| Cornerstone | Airdrie | 3 | 4 |
| Enable Scotland | Lanarkshire | 3 | 2 |
| Loretto Care | Glasgow | 3 | 2 |
| Key Housing Association | Glasgow | 3 | 2 |
| C Change Scotland | Glasgow | 3 | 3 |
| Enhance Living Support Services | Hamilton | 3 | 3 |
| Inclusion | Glasgow | 3 | 3 |
| Lanarkshire Care Partners | Coatbridge | 3 | 3 |
| Local Lanarkshire Care | Airdrie | 3 | 3 |
| Partners in Play | Wishaw | 3 | 3 |
| Penumbra | Edinburgh | 3 | 3 |
| Potential Living | Motherwell | 3 | 3 |
| Sense Scotland | Glasgow | 3 | 3 |
| Turning Point Scotland | Glasgow | 3 | 3 |
| Community Integrated Care | Cheshire | 2 | 29 |
| Trident Maintenance Services | Coatbridge | 2 | 10 |
| Everwarm | West Lothian | 2 | 13 |
| Gas Call Services | Glasgow | 2 | 8 |
| Morris Spottiswood | Glasgow | 2 | 7 |
| Leonard Cheshire Disability | Edinburgh | 2 | 9 |
| Consult Lift Services | Paisley | 2 | 4 |
| AC Whyte | Glasgow | 2 | 3 |
| Procast Building Contractors | Strathaven | 2 | 3 |