| Welbeck Health Partners | Ambulatory Surgery International Ltd | 09873002 | ZA524494 |
| OneWelbeck Digestive Health | ASI London A Ltd | 10924226 | ZA502055 |
| OneWelbeck Surgery | ASI London B Ltd | 11669071 | ZA671014 |
| OneWelbeck Heart Health
| ASI London C Ltd | 11669229 | ZA524498 |
| OneWelbeck Digestive Surgery/Endocrine | ASI London D Ltd | 11669227 | ZB016460 |
| OneWelbeck Imaging & Diagnostics | ASI London E Ltd | 11722195 | ZA696527 |
| OneWelbeck Women's Health | ASI London F Ltd | 11755788 | ZA785038 |
| OneWelbeck Respiratory | ASI London G Ltd | 12049373 | ZB016464 |
| OneWelbeck ENT | ASI London H Ltd | 12050524 | ZA785031 |
| OneWelbeck Orthopaedic Outpatients | ASI London I Ltd | 122145002 | ZA696542 |
| OneWelbeck Dermatology/Skin Health & Allergy | ASI London J Ltd | | ZB016469 |
