| Guy's and St Thomas' NHS Foundation TrustNew | Other | 2 | £1.0bn | 98.9% | 2025-10-10 |
| Ministry of Defence | Other | 2 | £4m | 0.4% | 2025-09-26 |
| NHS England | Other | 5 | £2m | 0.2% | 2023-04-12 |
| SOMERSET NHS FOUNDATION TRUST | Other | 2 | £2m | 0.2% | 2025-03-27 |
| The Rotherham NHS Foundation Trust | Other | 2 | £996k | 0.1% | 2024-11-28 |
| NHS Wales Shared Services Partnership (hosted by Velindre University NHS Trust)New | Other | 8 | £511k | 0.1% | 2026-02-19 |
| Ministry of Justice | Other | 1 | £452k | 0.0% | 2022-05-25 |
| Norfolk and Norwich University Hospitals NHS Foundation Trust | Other | 1 | £281k | 0.0% | 2024-03-05 |
| West Northamptonshire CouncilNew | Other | 1 | £228k | 0.0% | 2024-09-11 |
| Royal Papworth HospitalNew | Other | 1 | £223k | 0.0% | 2025-04-29 |
| West Yorkshire Combined AuthorityNew | Other | 2 | £217k | 0.0% | 2024-07-24 |
| Wigan CouncilNew | Other | 1 | £167k | 0.0% | 2024-11-04 |
| Luton CouncilNew | Other | 1 | £144k | 0.0% | 2024-07-11 |
| Surrey County Council | Other | 1 | £135k | 0.0% | 2023-04-18 |
| HM Land Registry | Other | 1 | £123k | 0.0% | 2023-03-24 |
| The Newcastle Upon Tyne Hospitals NHS Foundation TrustNew | Other | 1 | £104k | 0.0% | 2025-09-20 |
| YORK TEACHING HOSPITAL NHS FOUNDATION TRUST | Other | 1 | £100k | 0.0% | 2019-11-30 |
| Coventry City CouncilNew | Other | 1 | £99k | 0.0% | 2025-11-05 |
| Lincolnshire Community Health Service NHS Trust | Other | 1 | £87k | 0.0% | 2022-11-19 |
| ATAMIS LTD | Other | 1 | £86k | 0.0% | 2021-07-09 |
| Department for Business & TradeNew | Other | 1 | £76k | 0.0% | 2025-01-21 |
| Care Quality Commission | Other | 1 | £68k | 0.0% | 2023-01-18 |
| The Queen Elizabeth Hospital King's Lynn NHS Foundation Trust | Other | 1 | £56k | 0.0% | 2021-03-31 |
| Hull University Teaching Hospitals NHS Trust | Other | 1 | £53k | 0.0% | 2023-03-16 |
| University Hospitals Bristol and Weston NHS Foundation Trust | Other | 1 | £28k | 0.0% | |
| Epsom and Ewell Borough CouncilNew | Other | 1 | £24k | 0.0% | 2026-03-19 |
| ST HELENS & KNOWSLEY TEACHING HOSPITALS NHS TRUST | Other | 1 | £22k | 0.0% | 2018-06-08 |
| Equality and Human Rights Commission | Other | 1 | £13k | 0.0% | 2018-09-21 |
| Security Industry AuthorityNew | Other | 1 | £9k | 0.0% | 2025-11-10 |
| Calderdale and Huddersfield NHS Foundation Trust | Other | 1 | £1k | 0.0% | 2022-06-10 |
| Cheshire West and Chester CouncilNew | Other | 1 | £0k | 0.0% | 2024-11-01 |
| Aintree University Hospital NHS Foundation Trust | Other | 1 | £0k | 0.0% | 2017-01-12 |
| EAST CHESHIRE NHS TRUST | Other | 1 | £0k | 0.0% | |
| United Lincolnshire Teaching Hospitals NHS Trust | Other | 1 | £0k | 0.0% | |
| Post Office | Other | 1 | £0k | 0.0% | |
| the Education Authority | Other | 1 | £0k | 0.0% | |
| NHS Greater Manchester Integrated Care Board | Other | 1 | £0k | 0.0% | |
| Northampton General Hospital NHS Trust | Other | 1 | £0k | 0.0% | |
| South Central Ambulance NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| The Princess Alexandra Hospital NHS Trust | Other | 1 | £0k | 0.0% | |
| Warrington and Halton Teaching Hospitals NHS Foundation Trust | Other | 1 | £0k | 0.0% | |