| Country | Organisation | Sites | Status |
| England | Epsom & St Helier University Hospitals Trust |
| Not assessed / undergoing assessment |
| England | Frimley Health NHS Foundation Trust |
| Not assessed / undergoing assessment |
| England | Hull University Teaching Hospitals NHS Trust |
| Not assessed / undergoing assessment |
| England | Lancashire Teaching Hospitals NHS Foundation Trust |
| Not assessed / undergoing assessment |
| England | Manchester University NHS Foundation Trust |
- Manchester Royal Infirmary
| Not assessed / undergoing assessment |
| England | North Bristol NHS Trust |
| Not assessed / undergoing assessment |
| England | University Hospital Southampton NHS Foundation Trust |
- Southampton General Hospital
| Not assessed / undergoing assessment |
| England | Dudley Group NHS Foundation Trust |
| Not assessed / undergoing assessment |
| England | Liverpool University Hospitals NHS Foundation Trust |
- The Royal Liverpool University Hospital
| Not assessed / undergoing assessment |
| England | Alder Hey Children's NHS Foundation Trust |
- Alder Hey Children's Hospital
| Not assessed / undergoing assessment |
| England | Cambridge University Hospitals NHS Foundation Trust |
| Not assessed / undergoing assessment |
| England | Great Ormond Street Hospital For Children NHS Trust |
- Great Ormond Street Hospital Central London Site
| Not assessed / undergoing assessment |
| Republic of Ireland | Health Service Executive |
| Not assessed / undergoing assessment |
| Scotland | NHS Grampian |
| Not assessed / undergoing assessment |
| Scotland | NHS Lothian |
- Royal Infirmary, Edinburgh
| Not assessed / undergoing assessment |
| Scotland | NHS Tayside |
| Not assessed / undergoing assessment |
| England | Royal Brompton And Harefield NHS Foundation Trust |
- Department of Allergy & Clinical Immunology
| Not assessed / undergoing assessment |
| England | Sandwell And West Birmingham Hospitals NHS Trust |
- City Hospital, Birmingham
| Not assessed / undergoing assessment |
| England | Sheffield Children's NHS Foundation Trust |
- Sheffield Children's Hospital
| Not assessed / undergoing assessment |
| Republic of Ireland | St James Hospital |
| Not assessed / undergoing assessment |