| ABU-DEEB, Maya Margaret ACTIVE | Secretary | 21 Jan 2019 | | | | 50, Bedford Square, London, WC1B 3DP |
| UNDERWOOD, Keith Robert ACTIVE | Director | 02 Feb 2026 | | England | October 1976 | 50, Bedford Square, London, WC1B 3DP |
| ASPINALL, Jenny RESIGNED | Secretary | 09 May 1994 | 30 Sep 2004 | | | Pond End 11 Rampton Road, Willingham, Cambridge, Cambridgeshire, CB4 5JG |
| CORDESCHI, Richard RESIGNED | Secretary | 04 Apr 2005 | 20 Dec 2007 | | | 8 Tudor Road, Beckenham, Kent, BR3 6QR |
| DAYKIN, Michael Richard RESIGNED | Secretary | 23 Feb 2011 | 18 Jan 2019 | | | 50, Bedford Square, London, WC1B 3DP, England |
| FACEY, Christopher RESIGNED | Secretary | 30 Sep 2004 | 04 Apr 2005 | | | 47c Elborough Street, London, SW18 5DR |
| PORTAL, Ian RESIGNED | Secretary | 20 Dec 2007 | 23 Feb 2011 | | | 2, West Common, Harpenden, Hertfordshire, AL5 2JB, Uk |
| STILL, William RESIGNED | Secretary | | 09 May 1994 | | | The Walnuts Walcot Road, Barnack, Stamford, Lincolnshire, PE9 3EX |
| BLACK, Charles Archibald Adam RESIGNED | Director | | 01 Jan 2001 | England | May 1937 | 1 Astell Street, London, SW3 3RT |
| BROWN, Leonard Henry RESIGNED | Director | | 02 Apr 1992 | | April 1931 | Brookside St Peters Street, Caxton, Cambridge, Cambridgeshire, CB3 8PJ |
| COLEMAN, Diana Jill, Ms. RESIGNED | Director | 01 Jan 2001 | 08 Apr 2011 | England | March 1956 | 85 Thrale Road, London, SW16 1NU |
| GADSBY, David Edward RESIGNED | Director | | 27 Apr 1995 | | April 1930 | 71 Manor Way, Blackheath, London, SE3 9XG |
| PALLOT, Wendy Monica RESIGNED | Director | 08 Apr 2011 | 16 Jul 2018 | United Kingdom | February 1965 | 50, Bedford Square, London, WC1B 3DP, England |
| SCOTT-BAYFIELD, Penelope Samantha Juliette RESIGNED | Director | 16 Jul 2018 | 02 Feb 2026 | England | September 1972 | 50, Bedford Square, London, WC1B 3DP |
| STILL, William RESIGNED | Director | | 09 May 1994 | | April 1929 | The Walnuts Walcot Road, Barnack, Stamford, Lincolnshire, PE9 3EX |