| CASSON, John Stuart ACTIVE | Secretary | 24 Jan 2024 | | | | 41, Edinburgh Gardens, Windsor, SL4 2AW, England |
| CASSON, John Stuart ACTIVE | Director | 18 May 2022 | | England | January 1945 | 41, Edinburgh Gardens, Windsor, SL4 2AW, England |
| COHEN, Esther Susanna ACTIVE | Director | 01 Jun 2022 | | United Kingdom | May 1944 | Flat 1, Thornbury House, Thornbury Square, Highgate, London, Middlesex, N6 5YW, United Kingdom |
| SCHON-BOLESTA, Vanessa Josephine ACTIVE | Director | 01 Jun 2022 | | England | December 1949 | Willow House, 5 Meads Lane, Wheathampstead, St. Albans, Hertfordshire, AL4 8BZ, England |
| CROSS, Jennifer Mary, Ms. RESIGNED | Secretary | 02 May 1995 | 24 Jan 2024 | | | 6 Thornbury House, Thornbury Square Highgate, London, N6 5YW |
| DWYER, Daniel John RESIGNED | Nominee Secretary | 24 Dec 1991 | 07 Jan 1992 | | | 6 Brimstone Close, Chelsfield Park, Chelsfield, Kent, BR6 7ST |
| WALKER, James Alan Fairley RESIGNED | Secretary | 07 Jan 1992 | 02 May 1995 | | | The Penthouse Garden Court, Garden Road St Johns Wood, London, NW8 9PP |
| COHEN, Pauline Rosemary RESIGNED | Director | 01 Jun 2022 | 23 Apr 2026 | United Kingdom | April 1943 | Flat 18, Thornbury House, Thornbury Square, Highgate, London, Middlesex, N6 5YW, United Kingdom |
| COWEN, Malcolm, Mr. RESIGNED | Director | 06 Apr 2000 | 18 May 2022 | United Kingdom | July 1934 | Flat 16 Thornbury House, Thornbury Square, London, N6 5YW |
| CROSS, Jennifer Mary, Ms. RESIGNED | Director | 10 Mar 1994 | 24 Jan 2024 | England | August 1956 | 87, Cranley Gardens, London, N10 3AB, England |
| CROSS, Jennifer Mary, Ms. RESIGNED | Director | 07 Jan 1992 | 24 Aug 1993 | United Kingdom | August 1956 | 6 Thornbury House, Thornbury Square Highgate, London, N6 5YW |
| DORRIT LANDES, Suzanne, Mrs. RESIGNED | Director | 10 Mar 1994 | 11 Feb 2008 | United Kingdom | March 1935 | 10 Thornbury House, Thornbury Square, London, N6 5YW |
| DOWLING, Habi RESIGNED | Director | 01 Jun 2022 | 23 Apr 2026 | England | August 1959 | Flat 2, 37 Muswell Avenue, London, N10 2EB, England |
| DWYER, Daniel John RESIGNED | Nominee Director | 24 Dec 1991 | 07 Jan 1992 | | April 1941 | 6 Brimstone Close, Chelsfield Park, Chelsfield, Kent, BR6 7ST |
| FLEMING, William James RESIGNED | Director | 07 Jan 1992 | 10 Mar 1994 | England | August 1941 | 9 Kingsley Place Highgate, London, N6 5EA |
| GLOBE, Henry Brian, Sir RESIGNED | Director | 21 Jul 2018 | 18 Apr 2025 | England | June 1949 | Flat 14, Thornbury House, Thornbury Square, Highgate, London, N6 5YW, England |
| LANDES, Emil, Dr. RESIGNED | Director | 11 Feb 2008 | 18 May 2022 | United Kingdom | July 1932 | Flat 10, Thornbury House, Thornbury Square Highgate, London, Middlesex |
| LEADER, Bernard, Mr. RESIGNED | Director | 10 Mar 1994 | 13 Jun 2017 | United Kingdom | August 1930 | 18 Thornbury House, Thornbury Square Highgate, London, N6 5YW |
| LLOYD, Samuel George Alan RESIGNED | Nominee Director | 24 Dec 1991 | 07 Jan 1992 | | March 1960 | 13 Harley Court, Blake Hall Road, Wanstead, London, E11 2QG |
| MILLER, Leslie Stanford RESIGNED | Director | 20 Jun 1996 | 10 Jul 1996 | | March 1939 | 1 Thornbury House, Thornbury Square, London, N6 5YW |
| WALKER, James Alan Fairley RESIGNED | Director | 07 Jan 1992 | 02 May 1995 | | December 1949 | The Penthouse Garden Court, Garden Road St Johns Wood, London, NW8 9PP |