| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BASIL STREET PRACTICE LIMITED | 08599698 | 01/09/2016 | Bronze |
| GENERAL MEDICAL CLINICS LIMITED | 03470623 | 01/09/2016 | Strike Off |
| HCA CARENOW LIMITED | 01120459 | 01/09/2016 | Not Trading |
| HCA HEALTHCARE UK LIMITED | 06974044 | 01/09/2016 | Not Trading |
| HCA INTERNATIONAL HOLDINGS LIMITED | 00950687 | 01/09/2016 | One Red Flag |
| HCA LUXEMBOURG FINANCE LIMITED | 06472436 | 01/09/2016 | Strike Off |
| HCA PURCHASING LIMITED | 07356802 | 01/09/2016 | Silver |
| HCA UK CAPITAL LIMITED | 04779021 | 01/09/2016 | Silver |
| HCA UK HOLDINGS LIMITED | 03219172 | 01/09/2016 | Bronze |
| HCA UK SERVICES LIMITED | 04400727 | 01/09/2016 | Not Trading |
| HEALTH INTERNATIONAL BILLING PARTNERS LIMITED | 09335680 | 01/09/2016 | One Red Flag |
| HEALTHTRUST EUROPE COMPANY LIMITED | 07387396 | 01/09/2016 | Silver |
| LONDON PATHOLOGY LIMITED | 05314375 | 13/12/2019 | Not Trading |
| SARAH CANNON RESEARCH INSTITUTE UK LIMITED | 07095837 | 01/09/2016 | Amber |
| SCRI GLOBAL SERVICES LIMITED | 07204029 | 01/09/2016 | Bronze |
| ST. MARTINS LTD. | 03867663 | 01/09/2016 | One Red Flag |
| THE HCA INTERNATIONAL FOUNDATION | 05156422 | 31/12/2021 | Amber |
| THE LONDON BREAST INSTITUTE UK LTD | FC029289 | 01/09/2016 | Silver |
| UROLOGY ASSOCIATES (LONDON) LIMITED | 09394259 | 01/09/2016 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 40 FINBOROUGH ROAD MANAGEMENT LIMITED | 03433572 | 12/03/2018 | 23/01/2023 | Silver |
| GALEN HEALTH PARTNERS LIMITED | 06360276 | 01/09/2016 | 05/11/2020 | Dissolved |
| HCA UK INVESTMENTS LIMITED | 03135050 | 01/09/2016 | 05/11/2020 | Dissolved |
| HCA UK LIMITED | 03135049 | 01/09/2016 | 05/11/2020 | Dissolved |
| LONDON ENDOSCOPY CENTRE LTD | 09738068 | 01/09/2016 | 01/10/2021 | Silver |
| ST. MARTINS MEDICAL SERVICES LIMITED. | 01939224 | 01/09/2016 | 05/11/2020 | Dissolved |
| THE GLYNNE MEDICAL PRACTICE LIMITED | 06981240 | 01/09/2016 | 05/11/2020 | Dissolved |