| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Brookmex (F M) Ltd | 03534034 | 01/04/1999 | Dissolved |
| Brookmex Holdings Ltd | 03646589 | 10/02/1999 | Dissolved |
| Broomco (2544) Ltd | 04189476 | 28/03/2001 | Dissolved |
| Broomco (2545) Ltd | 03881433 | 17/11/1999 | Dissolved |
| Derwent Hospitals Ltd | 03086245 | 29/08/1995 | Dissolved |
| Hayward Chartering Ltd | 01920180 | 06/04/1992 | Dissolved |
| Hayward Chartering Ltd | 01920180 | 06/04/1992 | Dissolved |
| Independent Hospital Services Ltd | 01990455 | 15/11/1991 | Dissolved |
| Independent Hospitals Ltd | 02081638 | 24/08/1991 | Dissolved |
| Ume Consultancy Services Ltd | 02327433 | 12/12/1991 | Dissolved |
| Ume Projects Joint Venture Ltd | 03806641 | 08/07/1999 | Dissolved |
| Ume Q H Ltd | 02324943 | 05/12/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Allied Medical Recruitment Services Ltd | 02327227 | 09/12/1991 | 01/01/1995 | Dissolved |
| Cambrian Ventures Ltd | 03920470 | 07/02/2000 | 15/01/2007 | Dissolved |
| Derwent Hospital (Bournemouth) Ltd | 03047721 | 12/10/1998 | 21/06/2000 | Dissolved |
| HEALTHSOURCE (BROMLEY) HOLDINGS LIMITED | 04197973 | 08/06/2001 | 30/01/2004 | Silver |
| HEALTHSOURCE (BROMLEY) LIMITED | 04197976 | 08/06/2001 | 30/01/2004 | Gold |
| Ihs (Holdings) Limited | 02326996 | 09/12/1991 | 01/01/1995 | Dissolved |
| MURCHISON ASSOCIATES LIMITED | 02299788 | 26/09/1991 | 15/12/1995 | Dissolved |
| SEMPERIAN HEALTH PROJECTS LIMITED | 03290470 | 05/12/1996 | 13/12/2004 | Silver |
| SOUTH EAST THAMES MEDICAL ENTERPRISES LIMITED | 02518220 | 04/07/1991 | 06/11/2001 | Dissolved |
| SPC MANAGEMENT LIMITED | 02126210 | 22/10/1991 | 30/10/2002 | Gold |
| South Thames Medical Enterprises Ltd. | 02909607 | 14/03/1994 | 01/01/1995 | Dissolved |
| THE HOSPITAL COMPANY (DARTFORD) GROUP LIMITED | 03270672 | 19/08/1999 | 20/02/2002 | Bronze |
| THE HOSPITAL COMPANY (DARTFORD) LIMITED | 03270346 | 19/08/1999 | 20/02/2002 | Silver |
| THE HOSPITAL COMPANY (SWINDON & MARLBOROUGH) HOLDINGS LIMITED | 03825266 | 13/08/1999 | 05/04/2005 | Silver |
| THE HOSPITAL COMPANY (SWINDON & MARLBOROUGH) LIMITED | 03824242 | 12/08/1999 | 05/04/2005 | Silver |
| THE TAUNTON LINAC (HOLDINGS) COMPANY LIMITED | 05394698 | 24/11/2006 | 31/12/2010 | Gold |
| THE TAUNTON LINAC COMPANY LIMITED | 05394682 | 24/11/2006 | 31/12/2010 | Silver |
| TOWN HOSPITALS (NORTH STAFFORDSHIRE COMBINED) LIMITED | 03678856 | 31/08/1999 | 01/11/2005 | Gold |
| TOWN HOSPITALS (NORTH STAFFORDSHIRE) HOLDINGS LIMITED | 03679352 | 31/08/1999 | 01/11/2005 | Silver |
| TOWN HOSPITALS (SOUTHERN GENERAL) HOLDINGS LTD | 03781714 | 06/12/2000 | 31/01/2007 | Bronze |
| TOWN HOSPITALS (SOUTHERN GENERAL) LTD | 03781674 | 06/12/2000 | 01/11/2005 | Silver |
| The Hospital Co Ltd | 02973779 | 28/02/2001 | 31/07/2003 | Dissolved |
| Town Hospitals Ltd | 02955589 | 28/02/2001 | 31/07/2003 | Dissolved |
| UME HOLDINGS LIMITED | 02911685 | 04/11/1998 | 14/04/2003 | Dissolved |
| Ume H.S. Funding Limited | 02325143 | 05/12/1991 | 01/01/1995 | Dissolved |
| Ume Quiet Trader Limited | 02325114 | 05/12/1991 | 01/01/1995 | Dissolved |
| Ume U.K. Hospitals Limited | 02327002 | 09/12/1991 | 01/01/1995 | Dissolved |
| Ume U.K. Hospitals Management Limited | 02327320 | 12/12/1991 | 01/01/1995 | Dissolved |
| Umedco Consultancy Services Ltd | 02327213 | 09/12/1991 | 01/01/1995 | Dissolved |
| United Medical Co International Ltd | 02157320 | 08/02/1992 | 30/10/2002 | Dissolved |
| United Medical Enterprises (Pacific) Ltd | 02889447 | 14/01/1994 | 01/01/1995 | Dissolved |