| SUPPLY CHAIN COORDINATION LIMITEDNew | Other | 7 | £196m | 62.5% | 2026-01-06 |
| NHS Supply Chain | Other | 11 | £51m | 16.4% | 2024-09-17 |
| COUNTESS OF CHESTER HOSPITAL NHS FOUNDATION TRUSTNew | Other | 3 | £38m | 12.1% | 2026-05-01 |
| BELFAST HEALTH AND SOCIAL CARE TRUSTNew | Other | 6 | £13m | 4.0% | 2026-05-19 |
| The Newcastle Upon Tyne Hospitals NHS Foundation TrustNew | Other | 2 | £3m | 1.0% | 2024-12-24 |
| York Teaching Hospital Facilities Management LLP | Other | 3 | £3m | 0.8% | 2021-01-29 |
| Business Services Organisation, Procurement and Logistics ServiceNew | Other | 2 | £2m | 0.5% | 2026-03-13 |
| Guy's and St Thomas' NHS Foundation Trust | Other | 2 | £1m | 0.4% | 2023-04-24 |
| UK Research and Innovation | Other | 8 | £1m | 0.4% | 2025-12-18 |
| The Queen Elizabeth Hospital King's Lynn NHS Foundation Trust | Other | 2 | £1m | 0.3% | 2024-09-13 |
| YORK AND SCARBOROUGH TEACHING HOSPITALS NHS FOUNDATION TRUST | Other | 2 | £977k | 0.3% | 2025-12-08 |
| Norfolk & Norwich University HospitalNew | Other | 1 | £907k | 0.3% | 2025-12-19 |
| Hull University Teaching Hospitals NHS Trust | Other | 7 | £532k | 0.2% | 2026-03-04 |
| Leeds Teaching Hospitals NHS TrustNew | Other | 2 | £364k | 0.1% | 2025-12-19 |
| HULL ROYAL INFIRMARY | Other | 4 | £288k | 0.1% | 2022-02-14 |
| ADB (UK) LIMITEDNew | Other | 1 | £214k | 0.1% | 2025-05-27 |
| KFM | Other | 1 | £186k | 0.1% | 2023-02-15 |
| Northumbria Healthcare Facilities ManagementNew | Other | 1 | £145k | 0.0% | 2024-12-12 |
| Partners Procurement Service (PPS)New | Other | 1 | £127k | 0.0% | 2026-03-04 |
| Dorset County Hospital NHS Foundation Trust | Other | 3 | £115k | 0.0% | 2024-07-31 |
| UK Health Security Agency | Other | 1 | £111k | 0.0% | 2023-06-15 |
| Swansea bay University Health Board | Other | 1 | £105k | 0.0% | |
| Partners Procurement ServiceNew | Other | 1 | £103k | 0.0% | 2024-06-22 |
| NOTTINGHAM UNIVERSITY HOSPITALS NHS TRUST | Other | 1 | £75k | 0.0% | 2022-11-02 |
| Bradford Teaching Hospitals NHS Foundation TrustNew | Other | 2 | £73k | 0.0% | 2026-02-12 |
| UK RESEARCH & INNOVATION | Other | 2 | £70k | 0.0% | 2023-03-10 |
| CALDERDALE AND HUDDERSFIELD SOLUTIONS LTD | Other | 1 | £67k | 0.0% | 2019-04-01 |
| UK SHARED BUSINESS SERVICES LIMITED | Other | 4 | £65k | 0.0% | 2024-07-12 |
| King's College Trust | Other | 1 | £51k | 0.0% | 2023-12-01 |
| West Suffolk NHS Foundation TrustNew | Other | 1 | £50k | 0.0% | 2026-03-04 |
| Defence Science and Technology Laboratory | Other | 2 | £49k | 0.0% | 2024-02-09 |
| Metropolitan Police Service | Other | 1 | £45k | 0.0% | 2021-10-12 |
| QE FACILITIES LIMITED | Other | 1 | £44k | 0.0% | 2022-02-17 |
| Norfolk and Norwich University Hospitals NHS Foundation Trust | Other | 2 | £41k | 0.0% | 2023-02-22 |
| Mid and South Essex NHS Foundation TrustNew | Other | 6 | £36k | 0.0% | 2026-02-03 |
| Frimley Health NHS Foundation Trust | Other | 1 | £30k | 0.0% | 2022-05-31 |
| The Princess Alexandra Hospital NHS Trust | Other | 1 | £25k | 0.0% | 2024-04-01 |
| Nottingham university hospital | Other | 1 | £23k | 0.0% | 2022-04-29 |
| Western Health and Social Care Trust | Other | 1 | £0k | 0.0% | |
| CAMBRIDGE UNIVERSITY HOSPITALS NHS FOUNDATION TRUST | Other | 5 | £0k | 0.0% | |
| HealthTrust Europe LLP (HTE) acting as agent for Mid and South Essex NHS Foundation Trust ("MSE") | Other | 3 | £0k | 0.0% | |
| East Of England NHS Collaborative Hub | Other | 1 | £0k | 0.0% | |
| NHS Wales Shared Services Partnership (hosted by Velindre University NHS Trust) | Other | 2 | £0k | 0.0% | |
| The Common Services Agency (more commonly known as NHS National Services Scotland) (NSS) | Other | 18 | £0k | 0.0% | |
| NHS Supply Chain Operated by Supply Chain Coordination Ltd (SCCL) | Other | 2 | £0k | 0.0% | |
| NHS Supply Chain Operated by DHL Supply Chain Limited acting as agent of Supply Chain Coordination Ltd (SCCL) | Other | 4 | £0k | 0.0% | |
| Aneurin Bevan University Health Board | Other | 1 | £0k | 0.0% | |
| NHS Supply Chain NHS Supply Chain Operated by DHL Supply Chain Limited acting as agent of Supply Chain Coordination Ltd (SCCL) | Other | 3 | £0k | 0.0% | |
| NHS Golden Jubilee | Other | 1 | £0k | 0.0% | |
| Health Solutions Team Limited | Other | 1 | £0k | 0.0% | |
| King’s College Hospital NHS Foundation Trust | Other | 1 | £0k | 0.0% | |