| Southern Health and Social Care TrustNew | Other | 2 | £45m | 50.0% | 2026-02-13 |
| SUPPLY CHAIN COORDINATION LIMITEDNew | Other | 4 | £18m | 19.5% | 2025-06-25 |
| GATESHEAD HEALTH N H S FOUNDATION TRUST | Other | 1 | £10m | 11.3% | 2016-10-11 |
| NHS Supply Chain | Other | 3 | £8m | 9.0% | 2020-12-01 |
| Liverpool Heart and Chest Hospital NHS Foundation Trust | Other | 1 | £2m | 2.5% | 2016-09-21 |
| East Suffolk and North Essex NHS Foundation TrustNew | Other | 2 | £2m | 1.7% | 2024-10-28 |
| Manchester University NHS Foundation Trust | Other | 2 | £1m | 1.6% | 2023-09-30 |
| LEIDOS SUPPLY, LIMITED | Other | 2 | £1m | 1.1% | 2022-03-21 |
| University Hospitals Sussex NHS Foundation TrustNew | Other | 1 | £638k | 0.7% | 2026-01-07 |
| The Queen Elizabeth Hospital King's Lynn NHS Foundation Trust | Other | 6 | £446k | 0.5% | 2024-03-19 |
| Dorset County Hospital NHS Foundation Trust | Other | 1 | £423k | 0.5% | 2022-02-28 |
| Guy's and St Thomas' NHS Foundation TrustNew | Other | 2 | £343k | 0.4% | 2025-09-02 |
| Partners Procurement Service | Other | 2 | £326k | 0.4% | 2026-03-09 |
| NOTTINGHAM UNIVERSITY HOSPITALS NHS TRUSTNew | Other | 2 | £167k | 0.2% | 2025-12-24 |
| Hull University Teaching Hospitals NHS Trust | Other | 6 | £140k | 0.2% | 2026-04-14 |
| Norfolk and Norwich University Hospitals NHS Foundation Trust | Other | 2 | £116k | 0.1% | 2023-11-16 |
| SOMERSET NHS FOUNDATION TRUSTNew | Other | 2 | £71k | 0.1% | 2026-03-16 |
| University Hospitals of Leicester NHS TrustNew | Other | 1 | £62k | 0.1% | 2025-12-15 |
| North Bristol NHS Trust | Other | 1 | £53k | 0.1% | |
| King's College Trust | Other | 1 | £51k | 0.1% | 2024-03-01 |
| ST HELENS & KNOWSLEY TEACHING HOSPITALS NHS TRUST | Other | 1 | £34k | 0.0% | 2018-12-31 |
| Royal Free London NHS Foundation Trust | Other | 1 | £33k | 0.0% | 2022-06-15 |
| The Christie NHS Foundation TrustNew | Other | 1 | £27k | 0.0% | 2026-02-28 |
| Bath and Northeast Somerset, Swindon and Wiltshire STP | Other | 1 | £25k | 0.0% | 2022-01-01 |
| Leeds Teaching Hospitals NHS Trust | Other | 3 | £22k | 0.0% | 2023-09-07 |
| Norfolk and Norwich Hospitals NHS Foundation Trust | Other | 1 | £18k | 0.0% | 2022-03-11 |
| Defence Science and Technology Laboratory | Other | 1 | £12k | 0.0% | 2023-06-28 |
| University Hospitals Birmingham NHS Foundation Trust | Other | 3 | £0k | 0.0% | |
| Bradford Teaching Hospitals NHS Foundation Trust | Other | 2 | £0k | 0.0% | |
| Mid and South Essex NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| NHS Blood and Transplant (NHSBT) | Other | 1 | £0k | 0.0% | |
| Royal Papworth Hospital NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| BUCKINGHAMSHIRE HEALTHCARE NHS TRUST | Other | 2 | £0k | 0.0% | |
| Royal United Hospitals, Bath NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| EAST CHESHIRE NHS TRUST | Other | 1 | £0k | 0.0% | |
| The Mersey Docks and Harbour Company | Other | 2 | £0k | 0.0% | |
| QE Facilities Ltd | Other | 1 | £0k | 0.0% | |