| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ACREWAY LIMITED | 01298473 | 01/10/2001 | Dissolved |
| McKay Securities Overseas Ltd | 01544899 | 16/01/2004 | Dissolved |
| Parkside Knightsbridge Ltd | 00654769 | 01/10/2001 | Dissolved |
| S.W. Factories Ltd | 00934246 | 16/01/2004 | Dissolved |
| TARRAS PARK PROPERTIES LIMITED | 04847627 | 01/01/2023 | Silver |
| THE PORTMAN ESTATE NOMINEES (ONE) LIMITED | 05175327 | 05/07/2023 | Not Trading |
| THE PORTMAN ESTATE NOMINEES (TWO) LIMITED | 05175370 | 05/07/2023 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BALDWIN HOUSE LIMITED | 00692181 | 01/10/2001 | 29/07/2022 | Silver |
| BEECH COURT (BURNHAM) LIMITED | 04775021 | 12/09/2003 | 30/06/2006 | Not Trading |
| MCKAY SECURITIES LIMITED | 00421479 | 01/04/2001 | 29/07/2022 | Bronze |
| PROPERTY INVESTMENT HOLDINGS LIMITED | 00582889 | 25/09/2008 | 27/08/2014 | Silver |