| Hampshire County Council | Other | 1 | £1m | 16.9% | 2019-08-23 |
| CHESHIRE EAST COUNCIL | Other | 1 | £930k | 11.7% | 2019-06-12 |
| Coventry City Council | Other | 1 | £900k | 11.4% | 2024-04-01 |
| Leicester City Council | Other | 4 | £808k | 10.2% | 2025-11-14 |
| FCDO Services | Other | 9 | £518k | 6.5% | 2021-03-22 |
| NHS Business Services Authority | Other | 1 | £495k | 6.3% | 2015-12-24 |
| CALDERDALE AND HUDDERSFIELD SOLUTIONS LTD | Other | 1 | £450k | 5.7% | 2022-03-31 |
| One Housing Group | Other | 1 | £278k | 3.5% | 2019-11-28 |
| Police and Crime Commissioner for LincolnshireNew | Other | 2 | £220k | 2.8% | 2026-02-12 |
| West Suffolk NHS Foundation Trust | Other | 1 | £197k | 2.5% | 2019-11-15 |
| Financial Ombudsman Service | Other | 2 | £173k | 2.2% | 2022-07-02 |
| Lancashire County CouncilNew | Other | 1 | £163k | 2.1% | 2024-08-23 |
| DERBY CITY COUNCIL | Other | 1 | £155k | 2.0% | 2018-07-16 |
| NOTTINGHAM UNIVERSITY HOSPITALS NHS TRUST | Other | 1 | £132k | 1.7% | 2022-05-06 |
| Rotherham Metropolitan Borough Council | Other | 1 | £128k | 1.6% | 2022-07-05 |
| The Police and Crime Commissioner for Kent | Other | 1 | £97k | 1.2% | 2017-06-19 |
| ASTON UNIVERSITYNew | Other | 1 | £96k | 1.2% | 2025-02-12 |
| D V L A | Other | 2 | £87k | 1.1% | 2018-06-25 |
| Royal Holloway and Bedford New CollegeNew | Other | 1 | £84k | 1.1% | 2024-10-24 |
| HM Revenue & Customs | Other | 6 | £81k | 1.0% | 2020-01-07 |
| HM Land Registry | Other | 1 | £79k | 1.0% | 2016-12-14 |
| HER MAJESTYS LAND REGISTRY | Other | 1 | £73k | 0.9% | 2018-01-09 |
| Thurrock CouncilNew | Other | 1 | £67k | 0.8% | 2024-08-30 |
| Redditch Borough CouncilNew | Other | 1 | £62k | 0.8% | 2024-06-24 |
| Gateshead Council | Other | 1 | £41k | 0.5% | 2022-03-31 |
| Aster Group Limited | Other | 1 | £38k | 0.5% | 2024-04-08 |
| Ministry of Defence | Other | 3 | £37k | 0.5% | 2026-02-12 |
| UNIVERSITY OF DERBY | Other | 1 | £36k | 0.5% | 2021-07-07 |
| Student Loans Company | Other | 1 | £30k | 0.4% | 2018-06-27 |
| NHS SOUTH, CENTRAL AND WEST COMMISSIONING SUPPORT UNIT | Other | 1 | £24k | 0.3% | 2023-03-23 |
| Yarlington Housing Group Limited | Other | 1 | £21k | 0.3% | 2018-11-28 |
| Bath Spa University | Other | 1 | £19k | 0.2% | 2017-06-15 |
| Cambridgeshire County CouncilNew | Other | 1 | £14k | 0.2% | 2025-03-31 |
| Intellectual Property OfficeNew | Other | 1 | £14k | 0.2% | 2025-11-28 |
| NS&INew | Other | 1 | £12k | 0.2% | 2025-10-24 |
| Calderdale and Huddersfield NHS Foundation Trust | Other | 1 | £10k | 0.1% | 2022-03-15 |
| High Peak Borough Council & Staffordshire Moorlands District CouncilNew | Other | 1 | £4k | 0.1% | 2024-05-31 |
| Transport for London | Other | 1 | £4k | 0.1% | 2017-04-19 |
| The Police and Crime Commissioner for Humberside | Other | 1 | £0k | 0.0% | |
| APUC Limited | Other | 1 | £0k | 0.0% | |
| NHS Wales Shared Services Partnership (hosted by Velindre University NHS Trust) | Other | 1 | £0k | 0.0% | |