| NHS England | Other | 30 | £751m | 65.9% | 2026-02-27 |
| SUPPLY CHAIN COORDINATION LIMITEDNew | Other | 21 | £150m | 13.1% | 2025-11-07 |
| NHS Supply Chain | Other | 44 | £146m | 12.8% | 2024-01-23 |
| NHS Wales Shared Services Partnership (hosted by Velindre University NHS Trust)New | Other | 40 | £27m | 2.3% | 2026-03-03 |
| University Hospitals of Derby and Burton NHS Foundation TrustNew | Other | 9 | £15m | 1.4% | 2026-05-05 |
| NOTTINGHAM UNIVERSITY HOSPITALS NHS TRUST | Other | 3 | £13m | 1.1% | 2025-07-02 |
| Department of Health and Social Care (DHSC) | Other | 7 | £8m | 0.7% | 2023-03-23 |
| East Of England NHS Collaborative Hub | Other | 3 | £7m | 0.7% | 2019-04-16 |
| COLLABORATIVE PROCUREMENT PARTNERSHIP LLP | Other | 2 | £6m | 0.5% | 2021-05-18 |
| NHS Shared Business Services Ltd (NHS SBS) | Other | 1 | £6m | 0.5% | 2017-10-02 |
| Liverpool Heart and Chest Hospital NHS Foundation Trust | Other | 1 | £2m | 0.2% | 2016-09-21 |
| Department of Health & Social Care | Other | 7 | £2m | 0.1% | 2020-09-13 |
| West Suffolk NHS Foundation Trust | Other | 1 | £989k | 0.1% | 2021-10-21 |
| NHS England and NHS Improvement | Other | 1 | £944k | 0.1% | 2022-07-19 |
| Surrey Hampshire Borders Nhs | Other | 1 | £870k | 0.1% | 2016-01-04 |
| Hull University Teaching Hospitals NHS Trust | Other | 8 | £814k | 0.1% | 2026-02-05 |
| UK Health Security Agency | Other | 3 | £713k | 0.1% | 2025-12-17 |
| Bradford Teaching Hospitals NHS Foundation Trust | Other | 1 | £394k | 0.0% | 2024-01-29 |
| HealthTrust Europe LLP (HTE) acting as agent for the University Hospitals of Coventry and Warwickshire NHS Trust (“UHCW”) | Other | 1 | £333k | 0.0% | 2018-12-05 |
| The Newcastle Upon Tyne Hospitals NHS Foundation TrustNew | Other | 3 | £331k | 0.0% | 2026-05-07 |
| ST HELENS & KNOWSLEY TEACHING HOSPITALS NHS TRUST | Other | 1 | £250k | 0.0% | 2022-12-30 |
| Aintree University Hospital NHS Foundation Trust | Other | 1 | £213k | 0.0% | 2018-08-10 |
| University College London Hospitals NHS Foundation Trust | Other | 4 | £202k | 0.0% | 2025-11-24 |
| Barnsley Facilities LtdNew | Other | 1 | £182k | 0.0% | 2025-01-09 |
| HEALTHTRUST EUROPE | Other | 2 | £156k | 0.0% | 2016-11-28 |
| DERBY TEACHING HOSPITALS NHS FOUNDATION TRUST | Other | 1 | £121k | 0.0% | 2018-05-30 |
| Partners Procurement Service (PPS) | Other | 3 | £121k | 0.0% | 2025-02-19 |
| James Paget University Hospital | Other | 1 | £86k | 0.0% | 2022-04-01 |
| Northumbria Healthcare NHS Foundation TrustNew | Other | 1 | £86k | 0.0% | 2026-02-16 |
| Partners Procurement Service | Other | 2 | £56k | 0.0% | 2024-10-20 |
| BIRMINGHAM CHILDRENS HOSPITAL | Other | 1 | £52k | 0.0% | 2018-02-01 |
| BIRMINGHAM CHILDREN'S HOSPITAL NHS FOUNDATION TRUST | Other | 1 | £44k | 0.0% | 2019-03-21 |
| ST HELENS & KNOWSLEY TEACHING HOSPITALS NHS TRUST | Other | 1 | £29k | 0.0% | 2021-06-15 |
| Hull & East Yorkshire Hospitals Nhs Trust | Other | 1 | £23k | 0.0% | 2016-11-01 |
| HULL ROYAL INFIRMARY | Other | 1 | £18k | 0.0% | 2021-11-18 |
| Secretary of State for Health and Social Care acting as part of the Crown through UK Health Security Agency | Other | 8 | £0k | 0.0% | 2022-01-23 |
| North of England Commercial Procurement Collaborative (NOE CPC) | Other | 1 | £0k | 0.0% | 2017-05-03 |
| COMMERCIAL MEDICINES UNIT | Other | 1 | £0k | 0.0% | 2017-01-12 |
| Guy's and St Thomas' NHS Foundation Trust | Other | 4 | £0k | 0.0% | |
| The Common Services Agency (more commonly known as NHS National Services Scotland) (NSS) | Other | 158 | £0k | 0.0% | |
| NHS Supply Chain Operated by DHL Supply Chain Limited acting as agent of Supply Chain Coordination Ltd (SCCL) | Other | 9 | £0k | 0.0% | |
| CAMBRIDGE UNIVERSITY HOSPITALS NHS FOUNDATION TRUST | Other | 5 | £0k | 0.0% | |
| NHS SHARED BUSINESS SERVICES LIMITED | Other | 5 | £0k | 0.0% | |
| National Procurement | Other | 1 | £0k | 0.0% | |
| NI Ambulance Service Trust | Other | 7 | £0k | 0.0% | |
| Velindre NHS Trust, NHS Shared Services Partnership - Procurement Services (on behalf of All Wales Health Boards and Trusts) | Other | 1 | £0k | 0.0% | |
| Leeds Teaching Hospitals NHS Trust | Other | 4 | £0k | 0.0% | |
| HealthTrust Europe LLP (HTE) acting on behalf of Mid South Essex NHS | Other | 5 | £0k | 0.0% | |
| Berkshire Healthcare NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| Procurement and Logistics Service | Other | 9 | £0k | 0.0% | |
| NSS | Other | 4 | £0k | 0.0% | |
| HealthTrust Europe LLP | Other | 4 | £0k | 0.0% | |
| NHS Wales Shared Service Partnership | Other | 8 | £0k | 0.0% | |
| Northern Health and Social Care Trust | Other | 4 | £0k | 0.0% | |
| Velindre NHS Trust, NHS Wales Shared Services Partnership — Procurement Services (on behalf of All Wales LHB's and Trusts) | Other | 3 | £0k | 0.0% | |
| Leeds Teaching Hospitals | Other | 1 | £0k | 0.0% | |
| NHS National Services Scotland | Other | 7 | £0k | 0.0% | |
| DOH - Strategic Planning and Performance Group | Other | 2 | £0k | 0.0% | |
| Royal United Hospitals, Bath NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| BELFAST HEALTH AND SOCIAL CARE TRUST | Other | 2 | £0k | 0.0% | |
| Procurement & Logistics Service | Other | 1 | £0k | 0.0% | |
| National Services Scotland, National Procurement | Other | 1 | £0k | 0.0% | |
| Health Solutions Team Limited | Other | 2 | £0k | 0.0% | |
| North of England Commercial Procurement Collaborative (NOE CPC) (hosted by and acting through Leeds and York Partnership NHS Foundation Trust.) | Other | 1 | £0k | 0.0% | |
| Southern Health and Social Care Trust | Other | 1 | £0k | 0.0% | |
| Velindre NHS Trust, NHS Wales Shared Services Partnership - Procurement Services (on behalf of All Wales UHBs & Trusts | Other | 1 | £0k | 0.0% | |
| Birmingham Women's and Children's NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| Velindre NHS Trust, NHS Wales Shared Services Parternship - Procurement Services (On Behalf of All Wales) Health Boards and Trusts | Other | 1 | £0k | 0.0% | |
| The NHS Commissioning Board (operating under the name of NHS England) | Other | 2 | £0k | 0.0% | |
| National Services Scotland | Other | 1 | £0k | 0.0% | |
| Western Health and Social Care Trust | Other | 1 | £0k | 0.0% | |
| Velindre NHS Trust, NHS Wales Shared Services Partnership - Procurement Services (On Behalf of all Wales) Health Boards | Other | 1 | £0k | 0.0% | |
| South Eastern Health and Social Care Trust | Other | 4 | £0k | 0.0% | |
| Northern Ireland Ambulance Service HSC Trust | Other | 4 | £0k | 0.0% | |
| Secretary of State for Health and Social Care acting as part of the Crown through Public Health England | Other | 1 | £0k | 0.0% | |
| The Mersey Docks and Harbour Company | Other | 1 | £0k | 0.0% | |