| Benenden Health |
| BHTA |
| BSW Acute Hospital Alliance Procurement Services |
| Buckinghamshire Healthcare NHS Trust |
| Bunzl Ltd |
| Cardiff and Vale Health Board |
| Dorset County Hospital NHS Foundation Trust |
| Dorset STP |
| Frimley Health NHS Foundation Trust |
| Great Western Hospitals NHS Trust |
| Hamad Medical Corporation |
| HCSA |
| Hertfordshire NHS Procurement |
| Kettering General Hospital NHS foundation Trust |
| Medela |
| Medinorma sarl |
| North Tees and Hartlepool NHS Foundation Trust |
| Oxford Hospitals NHS Foundation Trust |
| Poole Hospital NHS Foundation Trust |
| Portsmouth Hospitals NHS Trust |
| R2 Consulting Ltd |
| Roland Berger Consulting |
| Royal United Hospitals Bath NHS Foundation Trust |
| Royal Bournemouth & Christchurch Hospitals NHS Foundation Trust |
| Royal Cornwall NHS Trust |
| Salisbury NHS Foundation Trust |
| Spire Southampton |
| Torbay and South Devon NHS Foundation Trust |
| University Hospitals Dorset NHS Foundation Trust |
| Worcestershire Acute Hospitals NHS Trust |