| HUDSON, Nigel Paul ACTIVE | Secretary | 27 Feb 2003 | | | | 38 Bury Street, St James's, London, SW1Y 6BB |
| MORRIS, John Edward Morton ACTIVE | Director | | | United Kingdom | July 1950 | 38 Bury Street, London, SW1Y 6BB |
| MASON, Philippa RESIGNED | Secretary | 30 Apr 1992 | 18 Mar 1998 | | | 60 Chelsham Road, London, SW4 6NP |
| SMITH, Alfred Charles RESIGNED | Secretary | | 30 Apr 1992 | | | Layston Cottage 34 South Park, Sevenoaks, Kent, TN13 1DU |
| WHITELAW, Janet Elizabeth RESIGNED | Secretary | 18 Mar 1998 | 26 Feb 2003 | | | The Old Oast House Shoreham Road, Otford, Sevenoaks, Kent, TN14 5RL |
| ALABASTER, Charles Lindsay RESIGNED | Director | | 31 Dec 1991 | | November 1950 | 19 Dalling Road, London, W6 0JD |
| BAER, Jack Mervyn Frank RESIGNED | Director | | 31 Dec 1993 | | August 1924 | 9 Phillimore Terrace, London, W8 6BJ |
| COUNTESS OF AVON, Clarissa RESIGNED | Director | | 30 Apr 1997 | | June 1920 | 6-32 Bryanston Square, London, W1H 7FE |
| DE FERRANTI, Hugo Sebastian RESIGNED | Director | | 01 Apr 2010 | United Kingdom | November 1959 | 28 Walpole Street, London, SW3 4QS |
| GOODMAN, Arnold, Lord RESIGNED | Director | | 27 Apr 1995 | | August 1913 | 9-11 Fulwood Place, Grays Inn, London, SW1Y 5EJ |
| HOBHOUSE, Niall Alexander RESIGNED | Director | | 01 Jan 1994 | | September 1954 | 20 Wilton Row, London, SW1X 7NS |
| HUNTER, Colin Anthony RESIGNED | Director | 30 Jan 1992 | 31 Jan 2007 | United Kingdom | April 1926 | Garricks House, Hampton On Thames, Middlesex, TW12 2EN |
| MAISON, Stefanie Helen RESIGNED | Director | | 30 Oct 2008 | | November 1918 | Augustinium App 775, Jasperstrasse 2, Heidelberg, 69126, Germany |
| MASON, Philippa RESIGNED | Director | 01 Jan 1992 | 30 Jun 1999 | | October 1955 | 60 Chelsham Road, London, SW4 6NP |
| SIMPSON, Michael Gordon RESIGNED | Director | 01 Sep 1997 | 31 Dec 2023 | England | July 1946 | 23 Westcombe Park Road, London, SE3 7RE |
| STAINTON, Lindsay RESIGNED | Director | 01 Jan 1992 | 01 Jan 1997 | | November 1947 | 118 Gloucester Place, London, W1H 3DB |
| WHITNEY III, Wheelock RESIGNED | Director | | 22 Sep 1999 | | October 1949 | 123 East 62nd Street, New York Ny10021, FOREIGN, Usa |