| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| QUEEN ALEXANDRA'S HOUSE ASSOCIATION | 00042575 | 17/03/2015 | Silver |
| ROYAL BROMPTON AND HAREFIELD HOSPITALS CHARITY | 07795583 | 25/09/2019 | Silver |
| YDUKH CONSTRUCTION LIMITED | 09569475 | 30/04/2015 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 14 Cadogan Square Management Co Ltd | 03752093 | 02/11/1999 | 07/03/2008 | Dissolved |
| 15 REDBURN STREET LIMITED | 04108510 | 15/11/2000 | 31/12/2008 | Not Trading |
| 7 REDBURN STREET LIMITED | 04189716 | 29/03/2001 | 31/12/2008 | Not Trading |
| CADOGAN DEVELOPMENTS LIMITED | 00784866 | 24/08/1991 | 31/12/2008 | Not Trading |
| CADOGAN ESTATES LIMITED | 00687324 | 24/08/1991 | 31/12/2008 | Silver |
| CADOGAN ESTATES MANAGEMENT LIMITED | 00687979 | 09/04/1996 | 31/12/2008 | Not Trading |
| CADOGAN ESTATES PROPERTY INVESTMENTS LIMITED | 05661584 | 22/12/2005 | 31/12/2008 | Bronze |
| CADOGAN GROUP LIMITED | 02997357 | 28/11/1994 | 31/12/2008 | Gold |
| CADOGAN GROUP MANAGEMENT LIMITED | 00776620 | 24/08/1991 | 31/12/2008 | Not Trading |
| CADOGAN HALL LIMITED | 05036968 | 06/02/2004 | 31/12/2008 | One Red Flag |
| CADOGAN HOLDINGS LIMITED | 00696317 | 24/08/1991 | 31/12/2008 | Silver |
| CHELSEA FESTIVAL LIMITED | 02797671 | 17/03/1993 | 17/10/2008 | Dissolved |
| CHELSEA LAND DEVELOPMENTS LIMITED | 00802756 | 24/08/1991 | 31/12/2008 | Not Trading |
| CHELSEA LAND LIMITED | 00693661 | 24/08/1991 | 31/12/2008 | Gold |
| CHELSEA PHYSIC GARDEN COMPANY(THE) | 01690871 | 17/07/2008 | 06/05/2014 | Gold |
| CHELSEA SECURITIES "B" LIMITED | 00670040 | 09/04/1996 | 31/12/2008 | Bronze |
| CROSSBELT LIMITED | 09114670 | 14/12/2017 | 05/01/2019 | Dissolved |
| DERWENT LONDON PLC | 01819699 | 23/05/2006 | 19/05/2017 | Silver |
| DERWENT VALLEY EMPLOYEE TRUST LIMITED | 04177132 | 10/11/2015 | 31/07/2017 | Gold |
| FREDERICK COURT LIMITED | 04189735 | 29/03/2001 | 31/12/2008 | Amber |
| Freshville Ltd | 02286308 | 05/02/2002 | 07/03/2008 | Dissolved |
| HUGO HOUSE LIMITED | 04328617 | 06/11/2002 | 27/05/2010 | Not Trading |
| LONG ACRE ESTATES LIMITED | 01915317 | 01/05/2008 | 01/04/2022 | Gold |
| OPERA HOLLAND PARK | 04515375 | 01/01/2018 | 31/12/2021 | Amber |
| Oakley Investments Ltd | 01094323 | 28/08/1992 | 07/03/2008 | Dissolved |
| Oakley Land Ltd | 01637906 | 10/12/1992 | 07/03/2008 | Dissolved |
| ROYAL PARKS FOUNDATION | 04705777 | 11/11/2003 | 19/07/2006 | Dissolved |
| ROYAL PHILHARMONIC ORCHESTRA LIMITED | 00763836 | 09/03/2006 | 26/04/2012 | Gold |
| SLOANE STANLEY ESTATE (MANAGEMENT) LIMITED | 04798372 | 01/01/2009 | 28/09/2011 | Dissolved |
| SLOANE STANLEY ESTATE LIMITED | 03903545 | 01/01/2009 | 28/09/2011 | Bronze |
| SOMERSET HOUSE TRUST | 03388137 | 16/09/2009 | 28/06/2012 | Gold |
| THE POLLEN ESTATE TRUSTEE COMPANY LIMITED | 04533902 | 12/09/2002 | 08/08/2014 | Not Trading |
| YOUNGDEMENTIA UK HOMES | 06920594 | 06/03/2015 | 04/04/2017 | Amber |