| SUPPLY CHAIN COORDINATION LIMITEDNew | Other | 23 | £628m | 56.3% | 2025-11-07 |
| NHS Supply Chain | Other | 43 | £218m | 19.5% | 2024-11-25 |
| NHS Shared Business Services Ltd (NHS SBS) | Other | 1 | £100m | 9.0% | 2018-11-01 |
| Southern Health and Social Care TrustNew | Other | 14 | £45m | 4.0% | 2026-02-13 |
| N H S Shared Business Services | Other | 1 | £18m | 1.6% | 2024-02-06 |
| NOTTINGHAM UNIVERSITY HOSPITALS NHS TRUST | Other | 11 | £17m | 1.5% | 2025-07-18 |
| Manchester University NHS Foundation TrustNew | Other | 1 | £13m | 1.2% | 2025-03-31 |
| University Hospitals of Leicester NHS Trust | Other | 5 | £11m | 1.0% | 2026-05-13 |
| Norfolk and Norwich University Hospitals NHS Foundation Trust | Other | 11 | £9m | 0.8% | 2026-01-06 |
| YORK AND SCARBOROUGH TEACHING HOSPITALS NHS FOUNDATION TRUSTNew | Other | 1 | £7m | 0.6% | 2024-11-14 |
| COLLABORATIVE PROCUREMENT PARTNERSHIP LLP | Other | 2 | £6m | 0.6% | 2021-05-18 |
| Sheffield Teaching HospitalsNew | Other | 1 | £5m | 0.4% | 2025-05-15 |
| Sheffield Teaching Hospitals NHS Foundation TrustNew | Other | 4 | £5m | 0.4% | 2024-12-29 |
| The Newcastle Upon Tyne Hospitals NHS Foundation Trust | Other | 1 | £4m | 0.3% | 2016-08-17 |
| NHS Wales Shared Services Partnership (hosted by Velindre University NHS Trust) | Other | 52 | £3m | 0.3% | |
| CALDERDALE AND HUDDERSFIELD SOLUTIONS LTD | Other | 3 | £3m | 0.3% | 2024-03-21 |
| Gloucestershire Hospitals NHS Foundation TrustNew | Other | 5 | £3m | 0.3% | 2025-11-05 |
| Department of Health and Social Care (DHSC) | Other | 1 | £3m | 0.2% | 2023-07-02 |
| Hull University Teaching Hospitals NHS Trust | Other | 41 | £3m | 0.2% | 2026-02-25 |
| HealthTrust Europe LLP (HTE) acting as agent for the University Hospitals of Coventry and Warwickshire NHS Trust (“UHCW”) | Other | 3 | £3m | 0.2% | 2020-09-10 |
| Leeds Teaching Hospitals NHS Trust | Other | 7 | £2m | 0.2% | 2026-03-23 |
| University Hospitals of North Midlands NHS Trust | Other | 10 | £1m | 0.1% | 2021-08-19 |
| NHS South West - Acutes | Other | 1 | £1m | 0.1% | 2020-12-18 |
| WM5G LIMITEDNew | Other | 3 | £1m | 0.1% | 2025-09-05 |
| Partners Procurement Service (PPS) | Other | 6 | £1m | 0.1% | 2026-05-15 |
| Dorset County Hospital NHS Foundation Trust | Other | 6 | £799k | 0.1% | 2025-12-15 |
| The Queen Elizabeth Hospital King's Lynn NHS Foundation Trust | Other | 6 | £646k | 0.1% | 2024-04-01 |
| Nottingham university hospital | Other | 2 | £567k | 0.1% | 2022-03-31 |
| COUNTESS OF CHESTER HOSPITAL NHS FOUNDATION TRUST | Other | 2 | £501k | 0.0% | 2018-05-13 |
| The Royal Bournemouth and Christchurch Hospital | Other | 1 | £428k | 0.0% | 2020-01-01 |
| Partners Procurement Service | Other | 2 | £416k | 0.0% | 2025-11-14 |
| York Teaching Hospital Facilities Management LLP | Other | 2 | £321k | 0.0% | |
| West Suffolk NHS HospitalNew | Other | 1 | £300k | 0.0% | 2025-02-01 |
| Derbyshire Support and Facilities Services Ltd | Other | 1 | £240k | 0.0% | 2022-01-01 |
| Hull & East Yorkshire Hospitals Nhs Trust | Other | 4 | £199k | 0.0% | 2018-10-02 |
| Wessex NHS | Other | 3 | £193k | 0.0% | 2021-05-04 |
| University Hospitals Sussex NHS Foundation Trust | Other | 3 | £185k | 0.0% | |
| Bradford Teaching Hospitals NHS Foundation Trust | Other | 2 | £184k | 0.0% | 2025-12-29 |
| Lincolnshire Partnership NHS Foundation Trust | Other | 2 | £174k | 0.0% | 2024-03-26 |
| East Sussex Healthcare NHS TrustNew | Other | 1 | £161k | 0.0% | 2025-07-01 |
| HEALTHTRUST EUROPE | Other | 1 | £156k | 0.0% | 2016-11-28 |
| HULL ROYAL INFIRMARY | Other | 4 | £151k | 0.0% | 2021-12-22 |
| BIRMINGHAM CHILDRENS HOSPITAL | Other | 3 | £136k | 0.0% | 2020-04-07 |
| Frimley Health NHS Foundation Trust | Other | 1 | £130k | 0.0% | 2019-08-06 |
| The Dudley Group NHS Foundation Trust | Other | 1 | £98k | 0.0% | 2016-06-24 |
| City Hospitals Sunderland NHS Foundation Trust | Other | 1 | £96k | 0.0% | 2017-04-19 |
| Hywel Dda University Health BoardNew | Other | 2 | £95k | 0.0% | 2025-09-29 |
| UCLPartners Procurement Services | Other | 2 | £94k | 0.0% | 2017-06-30 |
| West Suffolk NHS Foundation Trust | Other | 2 | £77k | 0.0% | 2024-01-16 |
| Birmingham Women's and Children's NHS Foundation Trust | Other | 2 | £72k | 0.0% | 2021-03-31 |
| University College London Hospitals NHS Foundation Trust | Other | 16 | £66k | 0.0% | 2021-04-28 |
| James Paget University Hospitals NHS Foundation Trust | Other | 1 | £63k | 0.0% | 2016-07-28 |
| TORBAY AND SOUTH DEVON NHS FOUNDATION TRUST | Other | 1 | £58k | 0.0% | 2023-03-24 |
| King's College Trust | Other | 2 | £57k | 0.0% | 2023-10-01 |
| ST HELENS & KNOWSLEY TEACHING HOSPITALS NHS TRUST | Other | 2 | £55k | 0.0% | 2023-01-06 |
| Shropshire Healthcare Procurement Service | Other | 3 | £55k | 0.0% | 2022-11-17 |
| SOMERSET NHS FOUNDATION TRUSTNew | Other | 1 | £51k | 0.0% | 2025-05-13 |
| Royal Papworth HospitalNew | Other | 1 | £44k | 0.0% | 2025-06-06 |
| Clinical Procurement Partner | Other | 1 | £39k | 0.0% | 2022-03-25 |
| Walsall Healthcare NHS Trust | Other | 2 | £38k | 0.0% | 2021-02-24 |
| BIRMINGHAM CHILDREN'S HOSPITAL NHS FOUNDATION TRUST | Other | 1 | £36k | 0.0% | 2019-05-10 |
| Sheffield Children's NHS Foundation TrustNew | Other | 1 | £33k | 0.0% | 2024-06-11 |
| United Lincolnshire Teaching Hospitals NHS TrustNew | Other | 2 | £31k | 0.0% | 2025-11-04 |
| Hull and East Yorkshire Hospitals NHS Trust | Other | 1 | £25k | 0.0% | 2018-03-29 |
| DERBYSHIRE SUPPORT FACTILITIES SERVICES | Other | 1 | £18k | 0.0% | 2022-02-01 |
| James Paget University Hospital | Other | 1 | £16k | 0.0% | 2022-04-19 |
| The Common Services Agency (more commonly known as NHS National Services Scotland) (NSS) | Other | 137 | £0k | 0.0% | |
| University Hospitals Birmingham NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| NHS Supply Chain Operated by DHL Supply Chain Limited acting as agent of Supply Chain Coordination Ltd (SCCL) | Other | 7 | £0k | 0.0% | |
| CAMBRIDGE UNIVERSITY HOSPITALS NHS FOUNDATION TRUST | Other | 7 | £0k | 0.0% | |
| National Procurement | Other | 1 | £0k | 0.0% | |
| NHS SHARED BUSINESS SERVICES LIMITED | Other | 2 | £0k | 0.0% | |
| MEDWAY NHS FOUNDATION TRUST | Other | 1 | £0k | 0.0% | |
| Business Services Organisation, Procurement and Logistics Service | Other | 6 | £0k | 0.0% | |
| Mid and South Essex NHS Foundation Trust | Other | 3 | £0k | 0.0% | |
| Western Health and Social Care Trust | Other | 26 | £0k | 0.0% | |
| NHS Wales Shared Service Partnership | Other | 14 | £0k | 0.0% | |
| NHS Supply Chain Operated by Supply Chain Coordination Ltd (SCCL) | Other | 4 | £0k | 0.0% | |
| Imperial College Healthcare NHS Trust | Other | 1 | £0k | 0.0% | |
| BELFAST HEALTH AND SOCIAL CARE TRUST | Other | 15 | £0k | 0.0% | |
| NHS Golden Jubilee | Other | 3 | £0k | 0.0% | |
| Health Solutions Team Limited | Other | 4 | £0k | 0.0% | |
| NHS National Services Scotland | Other | 22 | £0k | 0.0% | |
| Supply Chain Coordination Ltd (SCCL) | Other | 3 | £0k | 0.0% | |
| Procurement and Logistics Service | Other | 20 | £0k | 0.0% | |
| National Services Scotland | Other | 1 | £0k | 0.0% | |
| NHS Supply Chain Operated by Health Solutions Team Limited acting as agent of Supply Chain Coordination Ltd (SCCL) | Other | 2 | £0k | 0.0% | |
| Northern Health and Social Care Trust | Other | 1 | £0k | 0.0% | |
| CITY HOSPITALS INDEPENDENT COMMERCIAL ENTERPRISES LIMITED | Other | 1 | £0k | 0.0% | |
| The Mersey Docks and Harbour Company | Other | 2 | £0k | 0.0% | |
| East Suffolk and North Essex NHS Foundation Trust | Other | 3 | £0k | 0.0% | |