| WESTON, Julie Patricia ACTIVE | Secretary | 16 Jun 2025 | | | | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| AL-CHALABI, Feras ACTIVE | Director | 14 May 2024 | | England | May 1976 | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| FLEMING, Pamela Ann ACTIVE | Director | 15 Dec 2017 | | United Kingdom | October 1946 | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| LISNEY, Robert Peter ACTIVE | Director | 14 May 2024 | | England | October 1946 | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| MAXWELL, Katherine ACTIVE | Director | 18 Dec 2019 | | England | May 1967 | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| THORPE, Dorothy Gillian ACTIVE | Director | | | United Kingdom | March 1944 | 58 Church Road, Richmond, Surrey, TW10 6LN |
| WESTON, Julie Patricia ACTIVE | Director | 15 Jun 2026 | | England | February 1962 | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| BENNIE, Marcia Dorothy RESIGNED | Secretary | | 29 Jan 1999 | | | 10 Napier Road, Isleworth, Middlesex, TW7 7HW |
| STREETER, Hanna Ruth RESIGNED | Secretary | 07 Mar 2019 | 16 Jun 2025 | | | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| THORPE, Dorothy Gillian RESIGNED | Secretary | 29 Jan 1999 | 30 Nov 2014 | | | 58 Church Road, Richmond, Surrey, TW10 6LN |
| BLOMFIELD, David Guy RESIGNED | Director | | 12 Dec 1998 | England | July 1934 | 7 Leyborne Park, Kew, Richmond, Surrey, TW9 3HB |
| CARRAN, Rodney RESIGNED | Director | | 01 Apr 2026 | United Kingdom | January 1935 | 5 Old Palace Terrace, Richmond, Surrey, TW9 1NB |
| FAULKNER, John Richard Hayward RESIGNED | Director | 01 Sep 2005 | 02 Aug 2012 | United Kingdom | May 1941 | 28 Ellesmere Road, London, W4 4QH |
| MARDER, Bernard Arthur RESIGNED | Director | 01 Aug 1998 | 13 Jul 2020 | United Kingdom | September 1928 | 19 Stanmore Gardens, Richmond, Surrey, TW9 2HN |
| MARDER, Bernard Arthur RESIGNED | Director | | 31 Jul 1998 | United Kingdom | September 1928 | 19 Stanmore Gardens, Richmond, Surrey, TW9 2HN |
| NICHOLSON, Sarah Louise Frances RESIGNED | Director | 20 Nov 2014 | 07 Mar 2019 | United Kingdom | December 1974 | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| REILLY, Robert Kenneth RESIGNED | Director | 14 Dec 2007 | 14 Dec 2018 | United Kingdom | September 1958 | Hanover House/14, Hanover Square, London, W1S 1HP, United Kingdom |
| REILLY, Robert Kenneth RESIGNED | Director | | 31 Mar 2001 | United Kingdom | September 1958 | 8 Monroe Drive, London, SW14 7AR |
| SPURGEON, Christopher Nigel RESIGNED | Director | 03 Dec 2012 | 07 Dec 2016 | United Kingdom | September 1956 | 1 Clarence Street, Richmond, Surrey, TW9 2SA |
| THOMPSON, Juliet Lorna Guestina RESIGNED | Director | 01 Nov 2000 | 19 Jul 2012 | United Kingdom | March 1958 | 9 Lichfield Road, Kew, Richmond, Surrey, TW9 3JR |
| WALTERS, Sam Robert RESIGNED | Director | | 20 Nov 2014 | United Kingdom | October 1939 | 213 Richmond Road, Twickenham, Middlesex, TW1 2NJ |