| NHS Supply Chain | Other | 17 | £125m | 50.6% | 2024-12-03 |
| SUPPLY CHAIN COORDINATION LIMITEDNew | Other | 10 | £112m | 45.4% | 2025-11-10 |
| Espo | Other | 3 | £4m | 1.5% | 2025-05-02 |
| North of England Commercial Procurement Collaborative (NOE CPC) | Other | 2 | £3m | 1.1% | 2021-03-23 |
| Guy's and St Thomas' NHS Foundation Trust | Other | 4 | £669k | 0.3% | 2024-05-28 |
| United Lincolnshire Teaching Hospitals NHS Trust | Other | 5 | £662k | 0.3% | 2025-08-13 |
| NHS Wales Shared Services Partnership (hosted by Velindre University NHS Trust)New | Other | 3 | £638k | 0.3% | 2025-10-22 |
| East Of England NHS Collaborative Hub | Other | 3 | £342k | 0.1% | 2021-04-13 |
| Partners Procurement Service | Other | 1 | £269k | 0.1% | 2024-02-12 |
| West Hertfordshire Teaching Hospitals NHS TrustNew | Other | 1 | £230k | 0.1% | 2025-02-04 |
| KFM | Other | 1 | £221k | 0.1% | 2023-02-03 |
| CENTRE FOR PROCESS INNOVATION LIMITED | Other | 2 | £113k | 0.0% | 2024-03-28 |
| Offshore Renewable Energy CatapultNew | Other | 1 | £100k | 0.0% | 2024-07-18 |
| Partners Procurement Service (PPS)New | Other | 2 | £83k | 0.0% | 2025-09-19 |
| Department for Environment Food & Rural AffairsNew | Other | 2 | £70k | 0.0% | 2026-03-27 |
| Medicines and Healthcare Products Regulatory Agency | Other | 1 | £58k | 0.0% | 2022-05-17 |
| Defence Science and Technology Laboratory | Other | 2 | £46k | 0.0% | 2023-03-30 |
| Merseyside Police - Procurement Department | Other | 1 | £35k | 0.0% | 2017-05-02 |
| University of Bath | Other | 1 | £25k | 0.0% | 2019-06-03 |
| Gov Facility Services LtdNew | Other | 1 | £23k | 0.0% | 2025-01-21 |
| Leeds Teaching Hospitals NHS TrustNew | Other | 1 | £12k | 0.0% | 2025-07-15 |
| Calderdale and Huddersfield NHS Foundation Trust | Other | 1 | £2k | 0.0% | 2023-01-06 |
| Procurement Services - Lifecycle on behalf of COMMERCIAL SERVICES KENT LIMITEDNew | Other | 3 | £0k | 0.0% | 2025-01-13 |
| HEALTHTRUST EUROPE | Other | 1 | £0k | 0.0% | 2016-06-17 |
| The Common Services Agency (more commonly known as NHS National Services Scotland) (NSS) | Other | 15 | £0k | 0.0% | |
| NHS SHARED BUSINESS SERVICES LIMITED | Other | 1 | £0k | 0.0% | |
| Cardiff University | Other | 1 | £0k | 0.0% | |
| NHS Supply Chain Operated by DHL Supply Chain Limited acting as agent of Supply Chain Coordination Ltd (SCCL) | Other | 2 | £0k | 0.0% | |
| NHS Supply Chain – Hotel Services Operated by North of England Commercial Procurement Collaborative (NoECPC) | Other | 1 | £0k | 0.0% | |
| COLLABORATIVE PROCUREMENT PARTNERSHIP LLP | Other | 1 | £0k | 0.0% | |
| NHS Wales Shared Service Partnership | Other | 1 | £0k | 0.0% | |
| BELFAST HEALTH AND SOCIAL CARE TRUST | Other | 1 | £0k | 0.0% | |
| UNIVERSITY OF SHEFFIELD | Other | 2 | £0k | 0.0% | |
| Natural England | Other | 1 | £0k | 0.0% | |
| Liverpool University Hospitals NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| NHS Supply Chain operated by North of England Commercial Procurement Collaborative (who are hosted by Leeds and York Partnership NHS Foundation Trust) acting on behalf of Supply Chain Coordination Ltd | Other | 4 | £0k | 0.0% | |
| MEDWAY NHS FOUNDATION TRUST | Other | 1 | £0k | 0.0% | |