| YPO | Other | 1 | £400m | 35.7% | 2020-02-21 |
| Kent County Council (via LASER) | Other | 1 | £150m | 13.4% | 2018-12-12 |
| Saltwood C Of E Primary School | Other | 1 | £150m | 13.4% | 2018-12-12 |
| Inenco Group Ltd | Other | 1 | £120m | 10.7% | 2016-09-20 |
| COUNTESS OF CHESTER HOSPITAL NHS FOUNDATION TRUST | Other | 2 | £100m | 8.9% | 2022-10-31 |
| Aspire Housing | Other | 2 | £42m | 3.7% | 2016-11-15 |
| Aspirations Academies Trust | Other | 1 | £22m | 2.0% | 2018-11-05 |
| Stockport Metropolitan Borough Council | Other | 1 | £19m | 1.7% | 2022-12-21 |
| MERCELL UK LTD | Other | 1 | £19m | 1.7% | 2024-05-20 |
| Rochdale Metropolitan Borough Council | Other | 1 | £14m | 1.2% | 2023-02-21 |
| Kent County Council T/a LASER | Other | 3 | £13m | 1.1% | 2019-12-19 |
| Bedford Borough CouncilNew | Other | 1 | £12m | 1.1% | 2025-01-10 |
| Trafford Council | Other | 1 | £12m | 1.0% | 2023-03-06 |
| City of Doncaster Council | Other | 2 | £11m | 1.0% | 2025-02-14 |
| Procurement for Housing | Other | 2 | £7m | 0.6% | 2018-02-14 |
| University of HertfordshireNew | Other | 1 | £7m | 0.6% | 2024-07-31 |
| Transport for London | Other | 1 | £6m | 0.5% | 2015-02-23 |
| South Yorkshire Police Headquarters | Other | 6 | £4m | 0.4% | 2021-09-07 |
| Buckinghamshire Council | Other | 3 | £3m | 0.3% | 2023-07-26 |
| Yorkshire Purchasing Organisation | Other | 2 | £2m | 0.2% | 2025-03-25 |
| Derbyshire Support and Facilities Services Limited | Other | 1 | £2m | 0.2% | 2019-08-20 |
| Cost Advice Service Ltd | Other | 1 | £2m | 0.2% | 2020-10-20 |
| South Hampshire College GroupNew | Other | 1 | £860k | 0.1% | 2025-01-06 |
| Sheffield Hallam UniversityNew | Other | 2 | £593k | 0.1% | 2024-08-07 |
| Origin Housing Limited | Other | 1 | £571k | 0.1% | 2020-02-17 |
| DERBYSHIRE HEALTHCARE NHS FOUNDATION TRUST | Other | 1 | £555k | 0.0% | 2017-02-20 |
| BIRKBECK COLLEGE | Other | 2 | £409k | 0.0% | 2024-06-26 |
| Preston College | Other | 1 | £408k | 0.0% | 2017-09-04 |
| Dorset & Wiltshire Fire and Rescue Service | Other | 1 | £302k | 0.0% | 2021-02-24 |
| NSAH (ALLIANCE HOMES) LIMITEDNew | Other | 1 | £242k | 0.0% | 2024-09-13 |
| Southern HousingNew | Other | 1 | £242k | 0.0% | 2024-09-13 |
| Ryedale District Council | Other | 1 | £145k | 0.0% | 2021-03-05 |
| Wiltshire Fire And Rescue Service | Other | 1 | £110k | 0.0% | 2024-03-15 |
| North East Lincolnshire Council | Other | 1 | £0k | 0.0% | 2016-12-21 |
| Sefton Metropolitan Borough Council | Other | 1 | £0k | 0.0% | |
| Lancaster City Council | Other | 1 | £0k | 0.0% | |
| NHS Property Services | Other | 1 | £0k | 0.0% | |
| London Universities Purchasing Consortium | Other | 1 | £0k | 0.0% | |
| ULT Trading Company Ltd | Other | 3 | £0k | 0.0% | |
| THAMES WATER UTILITIES LIMITED | Other | 1 | £0k | 0.0% | |
| Wyre Council | Other | 1 | £0k | 0.0% | |
| West Lancashire Borough Council | Other | 1 | £0k | 0.0% | |
| Manchester City Council | Other | 1 | £0k | 0.0% | |
| Isle of Wight Council | Other | 1 | £0k | 0.0% | |