| NHS Supply Chain Coordination | Other | 1 | £28m | 28.8% | 2021-03-21 |
| NHS Supply Chain | Other | 7 | £15m | 15.2% | 2024-10-29 |
| SUPPLY CHAIN COORDINATION LIMITEDNew | Other | 2 | £10m | 10.5% | 2025-09-30 |
| Midlands Partnership Foundation Trust | Other | 1 | £7m | 7.4% | 2019-11-29 |
| United Lincolnshire Hospitals NHS Trust | Other | 1 | £7m | 6.6% | 2018-07-05 |
| Sussex Community NHS Foundation TrustNew | Other | 1 | £6m | 5.9% | 2024-12-12 |
| Business Energy and Industrial Strategy | Other | 1 | £4m | 4.5% | 2023-03-16 |
| Espo | Other | 4 | £4m | 4.1% | 2019-09-17 |
| Rotherham Doncaster and South Humber NHS Foundation Trust | Other | 2 | £4m | 3.8% | |
| Yorkshire Purchasing Organisation | Other | 1 | £3m | 3.2% | 2018-07-24 |
| North of England Commercial Procurement Collaborative (NOE CPC) | Other | 1 | £2m | 1.9% | 2021-03-23 |
| Solent NHS Trust | Other | 1 | £2m | 1.9% | 2024-02-07 |
| Cambridgeshire & Peterborough Foundation Trust | Other | 1 | £2m | 1.9% | 2023-10-31 |
| HCC - Resources | Other | 1 | £1m | 1.2% | 2021-08-10 |
| East Riding of Yorkshire Council | Other | 8 | £778k | 0.8% | 2024-01-31 |
| Leeds Teaching Hospitals NHS Trust | Other | 1 | £600k | 0.6% | 2023-05-19 |
| HealthTrust Europe LLP (HTE) acting as agent for the University Hospitals of Coventry and Warwickshire NHS Trust (“UHCW”) | Other | 1 | £600k | 0.6% | 2020-08-18 |
| YPO | Other | 4 | £310k | 0.3% | 2024-09-11 |
| Cambridgeshire Community Services NHS Trust | Other | 1 | £283k | 0.3% | 2023-11-01 |
| Supply Hertfordshire | Other | 1 | £165k | 0.2% | 2020-06-29 |
| East Riding of Yorkshire | Other | 2 | £144k | 0.1% | 2020-05-22 |
| DERBYSHIRE COMMUNITY HEALTH SERVICES NHS FOUNDATION TRUSTNew | Other | 1 | £123k | 0.1% | 2024-11-04 |
| East Midlands Ambulance Service NHS TrustNew | Other | 1 | £60k | 0.1% | 2024-10-16 |
| Department of Health and Social Care (T&T) | Other | 1 | £12k | 0.0% | 2021-03-01 |
| Hertfordshire County Council - ResourcesNew | Other | 1 | £0k | 0.0% | 2025-07-22 |
| The Common Services Agency (more commonly known as NHS National Services Scotland) (NSS) | Other | 13 | £0k | 0.0% | |
| HealthTrust Europe LLP | Other | 3 | £0k | 0.0% | |
| Supply Chain Coordination Ltd (SCCL) | Other | 1 | £0k | 0.0% | |
| Kent County Council (t/a KCS) | 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 | 8 | £0k | 0.0% | |
| DOH - Strategic Planning and Performance Group | Other | 2 | £0k | 0.0% | |
| Hertfordshire County Council | Other | 2 | £0k | 0.0% | |
| University Hospitals of Derby and Burton NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| Western Health and Social Care Trust | Other | 2 | £0k | 0.0% | |
| NHS SHARED BUSINESS SERVICES LIMITED | Other | 3 | £0k | 0.0% | |