| SUPPLY CHAIN COORDINATION LIMITEDNew | Other | 4 | £1.2bn | 69.4% | 2025-11-07 |
| NHS Arden and Greater East Midlands Commissioning Support Unit | Other | 4 | £150m | 8.7% | 2021-12-13 |
| NHS North Durham Clinical Commissioning Group | Other | 1 | £133m | 7.7% | 2017-10-10 |
| NHS Cornwall and the Isles of Scilly Integrated Care Board | Other | 1 | £71m | 4.1% | 2023-07-12 |
| TAMESIDE AND GLOSSOP INTEGRATED CARE NHS FOUNDATION TRUST | Other | 1 | £53m | 3.1% | 2023-05-27 |
| TORBAY AND SOUTH DEVON NHS FOUNDATION TRUST | Other | 1 | £36m | 2.1% | 2023-07-12 |
| N H S Shared Business Services | Other | 1 | £18m | 1.0% | 2024-02-06 |
| NHSE | Other | 1 | £16m | 0.9% | 2020-04-01 |
| NHS Commercial SolutionsNew | Other | 1 | £15m | 0.9% | 2024-07-02 |
| NHS Supply Chain | Other | 3 | £12m | 0.7% | 2021-11-30 |
| Guy's & St Thomas' NHS Foundation Trust | Other | 1 | £5m | 0.3% | 2020-09-08 |
| NHS England (North Specialised Commissioning Team) | Other | 1 | £4m | 0.2% | 2019-01-29 |
| WM5G LIMITEDNew | Other | 1 | £4m | 0.2% | 2026-01-15 |
| University Hospitals Sussex NHS Foundation Trust | Other | 2 | £3m | 0.2% | 2026-03-31 |
| NHS SOUTH, CENTRAL AND WEST COMMISSIONING SUPPORT UNIT | Other | 1 | £2m | 0.1% | 2018-06-29 |
| ATTAIN HEALTH MANAGEMENT SERVICES LTD | Other | 1 | £2m | 0.1% | 2019-03-29 |
| NHS Shared Business Services | Other | 7 | £1m | 0.1% | 2021-10-01 |
| NOTTINGHAM UNIVERSITY HOSPITALS NHS TRUST | Other | 2 | £1m | 0.1% | 2024-09-29 |
| Norfolk and Norwich University Hospitals NHS Foundation Trust | Other | 5 | £504k | 0.0% | 2023-12-21 |
| United Lincolnshire Hospitals NHS Trust | Other | 1 | £500k | 0.0% | 2017-03-31 |
| West Hertfordshire Hospitals NHS TrustNew | Other | 1 | £456k | 0.0% | 2026-02-12 |
| NHS England North (Cumbria & North East) | Other | 1 | £320k | 0.0% | 2016-05-01 |
| YORK AND SCARBOROUGH TEACHING HOSPITALS NHS FOUNDATION TRUSTNew | Other | 1 | £315k | 0.0% | 2025-03-01 |
| Frimley Health NHS Foundation Trust | Other | 1 | £259k | 0.0% | 2021-08-12 |
| County Durham and Darlington NHS Foundation TrustNew | Other | 1 | £255k | 0.0% | 2024-08-07 |
| NHS Shared Business Services Ltd (NHS SBS) | Other | 1 | £12k | 0.0% | 2019-02-20 |
| Liverpool School of Tropical MedicineNew | Other | 1 | £0k | 0.0% | 2026-03-06 |
| NHS Calderdale CCG | Other | 1 | £0k | 0.0% | 2019-08-28 |
| North of England Commercial Procurement Collaborative (NOE CPC) | Other | 1 | £0k | 0.0% | 2018-12-31 |
| South of England Procurement Centre | Other | 1 | £0k | 0.0% | 2018-01-04 |
| COUNTESS OF CHESTER HOSPITAL NHS FOUNDATION TRUST | Other | 1 | £0k | 0.0% | |
| NHS Wales Shared Services Partnership (hosted by Velindre University NHS Trust) | Other | 4 | £0k | 0.0% | |
| Royal Surrey County Hospital NHS Foundation Trust | Other | 2 | £0k | 0.0% | |
| Surrey and Borders Partnership NHS Foundation Trust on behalf of NHS Commercial Solutions | Other | 2 | £0k | 0.0% | |
| NHS NORTH CENTRAL LONDON INTEGRATED CARE BOARD | Other | 5 | £0k | 0.0% | |
| NHS North East London | Other | 2 | £0k | 0.0% | |
| NHS SHARED BUSINESS SERVICES LIMITED | Other | 1 | £0k | 0.0% | |
| The NHS Commissioning Board operating as NHS England | Other | 1 | £0k | 0.0% | |
| NHS Supply Chain Operated by DHL Supply Chain Limited acting as agent of Supply Chain Coordination Ltd (SCCL) | Other | 3 | £0k | 0.0% | |
| East of England NHS collaborative Procurement Hub | Other | 1 | £0k | 0.0% | |
| Mid and South Essex NHS Foundation Trust | Other | 2 | £0k | 0.0% | |
| Oxfordshire Clinical Commissioning Group | Other | 1 | £0k | 0.0% | |
| The Dudley Group NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| NHS Hampshire and Isle of Wight Integrated Care Board | Other | 1 | £0k | 0.0% | |
| HealthTrust Europe LLP (HTE) acting as agent for the University Hospitals of Coventry and Warwickshire NHS Trust (“UHCW”) | Other | 2 | £0k | 0.0% | |
| NHS North West London Integrated Care Board | Other | 1 | £0k | 0.0% | |
| NHS LINCOLNSHIRE INTEGRATED CARE BOARD | Other | 1 | £0k | 0.0% | |
| NHS England | Other | 1 | £0k | 0.0% | |
| North East and North Cumbria Integrated Care Board | Other | 1 | £0k | 0.0% | |
| The National Health Service Commissioning Board (which uses the operational name“NHSEngland”) | Other | 1 | £0k | 0.0% | |
| NHS Nottingham & Nottinghamshire CCG | Other | 1 | £0k | 0.0% | |
| Hampshire and isle of Wight Healthcare NHS Foundation Trust | Other | 1 | £0k | 0.0% | |