| PRINCIPIA ESTATE & ASSET MANAGEMENT LTD ACTIVE | Secretary | 02 Sep 2009 | | | | 152, Fulham Road, London, SW10 9PR, England |
| DECKER, James Joseph ACTIVE | Director | 18 Nov 2025 | | England | September 1968 | The Studio, 16 Cavaye Place, London, SW10 9PT, England |
| KINDERSLEY, Oliver ACTIVE | Director | 30 Nov 2022 | | England | November 1980 | The Studio, 16 Cavaye Place, London, SW10 9PT, England |
| ALAM, Naz RESIGNED | Secretary | 17 Oct 1995 | 20 Nov 1996 | | | Flat 2 56-58 Elm Park Road, Chelsea, London, SW3 6AU |
| CARNEGIE, Alexandra, Lady RESIGNED | Secretary | | 17 Oct 1995 | | | 56 Elm Park Road, London, SW3 6AU |
| LEVINGE, Edward James RESIGNED | Secretary | 20 Nov 1996 | 01 Sep 2009 | | | Goldhawk Studios, Zero Stowe Road, London, W12 8BN |
| CARNEGIE, Alexandra, Lady RESIGNED | Director | 17 Nov 1999 | 10 Dec 2001 | | June 1959 | 56 Elm Park Road, London, SW3 6AU |
| CHAPPELL, Lucy Charlotte, Dr RESIGNED | Director | 16 Sep 2003 | 07 Jun 2021 | United Kingdom | October 1969 | 29 Station Road, Great Wilbraham, Cambridge, CB1 5JA |
| FERNANDEZ BUJARRABAL, Laura RESIGNED | Director | 13 May 2010 | 08 Nov 2022 | United Kingdom | February 1970 | The Studio, 16 Cavaye Place, London, SW10 9PT, England |
| MASSOUDI, Farhad RESIGNED | Director | 10 Dec 2001 | 16 Sep 2003 | | August 1939 | 58 Elm Park Road, London, SW3 6AU |
| MASSOUDI, Farhad RESIGNED | Director | 20 Nov 1996 | 04 Nov 1997 | | August 1939 | 58 Elm Park Road, London, SW3 6AU |
| PILKINGTON, Timothy Charles RESIGNED | Director | | 18 Oct 1995 | United Kingdom | December 1940 | Flat 7, 56 Elm Park Road, London, SW3 |
| PREST, Hedley Edward RESIGNED | Director | 17 Oct 1995 | 20 Nov 1996 | | May 1953 | Flat 6 56-58 Elm Park Road, Chelsea, London, SW3 6AU |
| STRONG, Fiona Jayne RESIGNED | Director | 04 Nov 1997 | 17 Nov 1999 | | April 1968 | Flat 8 56 Elm Park Road, London, SW3 6AU |
| WATTS, John Russell RESIGNED | Director | 07 Jun 2021 | 12 Jan 2026 | Australia | November 1943 | 61, St Vincent Place Sth, Albert Park, 3206, Australia |