| WILDEY, Purdey Nathalie Marie ACTIVE | Secretary | 20 Dec 2018 | | | | 18 Petersham Mews, London, SW7 5NR |
| GRIME, Peter Anthony ACTIVE | Director | | | England | February 1948 | 18 Petersham Mews, London, SW7 5NR |
| GRIME, Simon David ACTIVE | Director | 01 Jan 2013 | | England | April 1979 | 18 Petersham Mews, London, SW7 5NR |
| WILDEY, Purdey Nathalie Marie ACTIVE | Director | 20 Dec 2018 | | England | May 1980 | 18 Petersham Mews, London, SW7 5NR |
| GOODLEY, Eric RESIGNED | Secretary | | 20 Feb 2002 | | | Beauly 37 Runnemede Road, Egham, Surrey, TW20 9BE |
| GREEN, Philip Leslie RESIGNED | Secretary | 01 Oct 2004 | 20 Dec 2018 | | | 18 Petersham Mews, London, SW7 5NR |
| SOMERSCALES, Jeremy Dominic RESIGNED | Secretary | 20 Feb 2002 | 30 Sep 2004 | | | 15 Japan Crescent, London, N4 4BB |
| COOPER, Daphne Gertrude RESIGNED | Director | 29 Oct 1996 | 25 Jun 2005 | | July 1925 | 48 Maisemore Gardens, Emsworth, Hampshire, PO10 7JX |
| COOPER, Philip Archer Fyfe RESIGNED | Director | | 26 Apr 1996 | | December 1929 | 48 Maisemore Gardens, Emsworth, Hampshire, PO10 7JX |
| GREEN, Philip Leslie RESIGNED | Director | 05 Feb 2004 | 20 Dec 2018 | England | February 1957 | 18 Petersham Mews, London, SW7 5NR |
| HAYDON, Ronald Hubert RESIGNED | Director | | 14 Sep 2022 | United Kingdom | July 1925 | 72 Campden Street, Kensington, London, W8 7EN |
| LEUW, Gerald David RESIGNED | Director | | 30 Sep 2004 | | June 1935 | 22 Elm Tree Road, London, NW8 9JP |
| LUMLEY-SAVILE, Henry Leoline Thornhill, The Hon RESIGNED | Director | | 28 Mar 2001 | | October 1923 | Walshaw, Hebden Bridge, West Yorkshire, HX7 7AX |
| LYELL, Charles, Lord RESIGNED | Director | | 11 Jan 2017 | United Kingdom | March 1939 | 20 Petersham Mews, London, SW7 5NR |
| MANDERSON, Marguerite Anne RESIGNED | Director | | 04 May 2004 | | April 1927 | 87 Lonsdale Road, Barnes, London, SW13 9DA |
| MANDERSON, Timothy Miles RESIGNED | Director | | 16 Dec 2002 | | May 1926 | 87 Lonsdale Road, Barnes, London, SW13 9DA |
| NETTLETON, Anne Deirdre Fyfe RESIGNED | Director | | 01 Aug 2025 | England | December 1930 | 24 The Avenue, Twickenham, Middlesex, TW1 1RY |
| REDFERN, Cecil Alfred George RESIGNED | Director | 07 Apr 2002 | 06 Dec 2010 | United Kingdom | January 1917 | Mill House Farm, Fulmer, Buckinghamshire, SL3 6JR |
| ROGERS, Shaun Patrick RESIGNED | Director | | 31 Jan 2002 | England | October 1957 | Eversfield, 55 Harestone Hill, Caterham, Surrey, CR3 6DX |
| WIGZELL, Ann Grace RESIGNED | Director | | 20 Dec 2019 | United Kingdom | August 1925 | Combe Farm, Nunney, Frome, Somerset, BA11 4LQ |
| WIGZELL, Peter Knowles RESIGNED | Director | | 02 Sep 2001 | | August 1925 | Combe Farm, Nunney, Frome, Somerset, BA11 4LQ |
| WINN MOON, Howard RESIGNED | Director | | 14 Sep 2022 | United Kingdom | March 1939 | 47 Dewhurst Road, London, W14 0ES |