| COCHRAN, Michael ACTIVE | Secretary | 23 Jul 2019 | | | | 6, Saddlers Mews, Hampton Wick, Surrey, KT1 4AW, England |
| AKHUNOV, Alexey ACTIVE | Director | 19 Jun 2023 | | United Kingdom | March 1978 | 3, Saddlers Mews, Hampton Wick, KT1 4AW, England |
| BLACKADDER, Averil Jean ACTIVE | Director | 21 Nov 2013 | | United Kingdom | February 1959 | 1, Saddlers Mews, St. Johns Road, Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW, England |
| COCHRAN, Michael John ACTIVE | Director | 30 Nov 2016 | | England | April 1972 | 6, Saddlers Mews, St. Johns Road, Hampton Wick, Kingston Upon Thames, KT1 4AW, England |
| GUYATT, Betty Margaret ACTIVE | Director | 19 May 2000 | | United Kingdom | January 1938 | 5 Saddlers Mews, Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW |
| TUDOR-CRIAG, Marianne ACTIVE | Director | 22 Jun 2007 | | England | September 1963 | 45, Waldegrave Gardens, Twickenham, TW1 4PH, England |
| BLAND, Robert Talbot RESIGNED | Secretary | 09 Nov 2006 | 22 Jun 2007 | | | 4 Saddlers Mews, St Johns Road Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW |
| COONEY, Christopher John RESIGNED | Secretary | 03 Jul 1995 | 18 May 2000 | | | Connaught House, Alexandra Terrace, Guildford, Surrey, GU1 3DA |
| CROOK, Alexandra Clare RESIGNED | Secretary | 19 May 2000 | 02 Aug 2001 | | | 4 Saddlers Mews, Saint Johns Road, Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW |
| HARDING, Paul Donkin RESIGNED | Secretary | 19 Jul 2005 | 07 Jun 2006 | | | 1 Saddlers Mews, Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW |
| HORBERRY, Andrew William RESIGNED | Secretary | 18 Sep 2001 | 22 Nov 2004 | | | 1 Saddlers Mews, Hampton Wick, Surrey, KT1 4AW |
| KRUSE, Gunther, Dr RESIGNED | Secretary | 07 Jun 2006 | 15 Jul 2008 | | | 2 Saddlers Mews, St Johns Road Hampton Wick, Kingston Upon Thames, KT1 4AW |
| TUDOR-CRAIG, Marianne RESIGNED | Secretary | 15 Jul 2008 | 23 Jul 2019 | | | 45, Waldegrave Gardens, Twickenham, TW1 4PH, England |
| WATKINS, Margaret Mary RESIGNED | Nominee Secretary | 27 Jun 1995 | 03 Jul 1995 | | | 52 New Town, Uckfield, East Sussex, TN22 5DE |
| BLAND, Robert Talbot RESIGNED | Director | 18 Sep 2001 | 22 Jun 2007 | | August 1967 | 4 Saddlers Mews, St Johns Road Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW |
| BOARD, Steven Francis RESIGNED | Director | 03 Jul 1995 | 22 Jul 1996 | | November 1954 | Bordeaux, Guildford Road, Cranleigh, Surrey, GU6 8PG |
| CLARKE, John RESIGNED | Director | 15 Mar 2004 | 28 Feb 2007 | Ireland | April 1939 | 15 Church Gate, Station Road, Wicklow, Co. Wicklow, Ireland, 00018, Ireland |
| CLARKE, John RESIGNED | Director | 30 Apr 2000 | 24 Jan 2002 | | July 1955 | 9 Armstrong Street, Harolds Cross, Dublin 6, IRISH, Ireland |
| CROOK, Alexandra Clare RESIGNED | Director | 19 May 2000 | 02 Aug 2001 | | December 1967 | 4 Saddlers Mews, Saint Johns Road, Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW |
| DRIVER, Douglas RESIGNED | Director | 22 Jul 1996 | 01 Sep 1999 | | May 1936 | 2 Saddlers Mews, St Johns Road, Hampton Wick, Middlesex, KT1 4AW |
| HARDING, Paul Donkin RESIGNED | Director | 18 Feb 2001 | 30 Nov 2008 | | March 1959 | 50 Johnstreey, 1316 Toronto, Ontario M5v3t5, Canada |
| HORBERRY, Andrew William RESIGNED | Director | 30 Nov 2008 | 29 Oct 2013 | Canada | June 1962 | 2202-22, Wellesley Street East, Toronto, Ontario M4y Ig3, Canada |
| HUMPHRIES, Jacqueline Anne RESIGNED | Director | 18 Feb 2001 | 23 Apr 2010 | | August 1948 | 6 Saddlers Mews, Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW |
| KARTER, John Francis RESIGNED | Director | 28 Feb 2007 | 19 Jun 2023 | England | July 1945 | 3 Saddlers Mews, St John's Road, Hampton Wick, Surrey, KT1 4AW |
| KRUSE, Gunther, Dr RESIGNED | Director | 02 May 2002 | 04 Dec 2013 | England | July 1944 | 1, Ember Farm Avenue, East Molesey, Surrey, KT8 0BJ, United Kingdom |
| MCCOLLUM, Angela Jean RESIGNED | Nominee Director | 27 Jun 1995 | 03 Jul 1995 | | February 1963 | 52 New Town, Uckfield, East Sussex, TN22 5DE |
| MONTAGUE, Roderick Malcolm RESIGNED | Director | 03 Jul 1995 | 05 Oct 1995 | | September 1946 | Condurrow 3 Pickers Green, Lindfield, Haywards Heath, West Sussex, RH16 2BS |
| MORRIS, Helen Elizabeth, Ms. RESIGNED | Director | 23 Apr 2010 | 30 Nov 2016 | United Kingdom | October 1970 | 6, Saddlers Mews, St. Johns Road, Hampton Wick, Kingston Upon Thames, Surrey, KT1 4AW, United Kingdom |
| WALBOURN, Richard RESIGNED | Director | 01 Sep 1999 | 18 May 2000 | | April 1965 | 7 Maitland Close, Walton On Thames, Surrey, KT12 3PH |
| YOUNG, Susan Ann RESIGNED | Director | 01 Sep 1999 | 18 May 2000 | England | July 1952 | Sovereign House 9 Kensington Park, Milford On Sea, Lymington, Hampshire, SO41 0WD |