| BARTLETT, Ridwaan Yousuf ACTIVE | Secretary | 05 May 2021 | | | | 6th Floor, 50 Broadway, London, SW1H 0DB, England |
| INGHAM, Matthew John ACTIVE | Director | 01 Aug 2024 | | England | March 1980 | 6th Floor, 50 Broadway, London, SW1H 0DB, England |
| SIMPSON, Christopher Graham ACTIVE | Director | 01 Oct 2024 | | England | December 1961 | 6th Floor, 50 Broadway, London, SW1H 0DB, England |
| BARROCHE, Celine Arlette Virginie RESIGNED | Secretary | 08 Nov 2010 | 31 Jan 2016 | | | 5th Floor, Southside, 105 Victoria Street, London, SW1E 6QT, United Kingdom |
| GATESON, Leonard Keith RESIGNED | Secretary | 21 Jul 2003 | 21 Dec 2004 | | | Casteye Barn, Haywards Heath Road, Balcome, West Sussex, RH17 6NZ |
| GRIFFITHS, Nigel Edward RESIGNED | Secretary | | 28 Feb 2002 | | | 23 The Highway, Sutton, Surrey, SM2 5QT |
| HAYES, William Andrew RESIGNED | Secretary | 31 Jan 2016 | 22 Jan 2018 | | | 5th Floor, Southside, 105 Victoria Street, London, SW1E 6QT, United Kingdom |
| LYELL, Stephen Edward RESIGNED | Secretary | 21 Dec 2004 | 01 Nov 2010 | | | 122 Lambton Road, London, SW20 0TJ |
| MUNSON, Anne Patricia RESIGNED | Secretary | 28 Feb 2002 | 21 Jul 2003 | | | 21 Nymans Close, Horsham, West Sussex, RH12 5JR |
| PATEL, Vaishali Jagdish RESIGNED | Secretary | 22 Jan 2018 | 05 May 2021 | | | 46, Gillingham Street, London, SW1V 1HU, England |
| ALEXANDER, Anthony Victor RESIGNED | Director | | 04 Jul 1996 | | September 1928 | 1 St Germans Place, London, SE3 0NH |
| BAILLIEU, Charles Latham RESIGNED | Director | 12 May 2021 | 30 Sep 2024 | England | May 1985 | 6th Floor, 50 Broadway, London, SW1H 0DB, England |
| BARROCHE, Celine Arlette Virginie RESIGNED | Director | 01 Jan 2017 | 01 Aug 2024 | England | October 1974 | 6th Floor, 50 Broadway, London, SW1H 0DB, England |
| BIRRELL, James Drake RESIGNED | Director | 01 Oct 1993 | 06 Feb 1997 | | August 1933 | Kinnesswood Greenroyd Avenue, Skircoat Green, Halifax, West Yorkshire, HX3 0JN |
| BRIDGES, Ian George RESIGNED | Director | 26 Apr 2002 | 12 Jan 2007 | England | September 1957 | 24 Foxholes, Rudgwick, West Sussex, RH12 3DX |
| BUCKLES, Nicholas Peter RESIGNED | Director | 20 Aug 2001 | 31 May 2013 | United Kingdom | February 1961 | The Manor, Manor Royal, Crawley, West Sussex, RH10 9UN |
| COWDEN, Irene Lavinia Elizabeth, Ms. RESIGNED | Director | 26 Apr 2002 | 01 Jul 2015 | England | May 1953 | The Manor, Manor Royal, Crawley, West Sussex, RH10 9UN |
| DAVID, Peter Vincent RESIGNED | Director | 01 Jan 2007 | 31 Dec 2016 | United Kingdom | June 1958 | 5th Floor, Southside, 105 Victoria Street, London, SW1E 6QT, United Kingdom |
| DELANEY, John James RESIGNED | Director | | 01 Apr 1992 | | January 1919 | 80 Eccleston Square, London, SW1V 1PP |
| DIGHTON, Trevor Leslie RESIGNED | Director | 18 Feb 2002 | 31 Jul 2013 | United Kingdom | July 1949 | The Manor, Manor Royal, Crawley, West Sussex, RH10 9UN |
| GRAVES, Richard Alexander RESIGNED | Director | | 06 Feb 1997 | | August 1928 | 80 Eccleston Square, London, SW1V 1PP |
| GRIFFITHS, Nigel Edward RESIGNED | Director | | 01 Jan 2007 | England | January 1947 | 23 The Highway, Sutton, Surrey, SM2 5QT |
| HAWKINS, Richard George RESIGNED | Director | 06 Jan 2003 | 10 Oct 2012 | England | December 1949 | Wall House, Nash Lane, Scaynes Hill, Haywards Heath, West Sussex, RH17 7NJ |
| HOLLIS, Eric Arthur RESIGNED | Director | | 01 Apr 1992 | | June 1918 | 80 Eccleston Square, London, SW1V 1PP |
| HOUGH, Edmund Alan, Doctor RESIGNED | Director | 01 Oct 1995 | 26 Aug 1997 | | November 1944 | 8 Ashwood Park, Cambridge, Cambridgeshire, CB3 9JU |
| HOWES, Patrick David RESIGNED | Director | | 20 Aug 2001 | | August 1941 | Tawny Lodge, Beech Road, Wroxham, Norfolk, NR12 8TP |
| IMBERT, Peter Michael RESIGNED | Director | 31 Mar 1993 | 06 Feb 1997 | | April 1933 | 36 Washington Court, Overton Road, Sutton, Surrey, SM2 6RB |
| LUNDSBERG-NIELSEN, Soren RESIGNED | Director | 08 Oct 2013 | 24 Nov 2021 | England | October 1951 | 46, Gillingham Street, London, SW1V 1HU, England |
| MACFARLANE, David Neil, Sir RESIGNED | Director | 07 Jan 1993 | 06 Feb 1997 | | May 1936 | Beechwood 11 Breedons Hill, Pangbourne, Reading, Berkshire, RG8 7AT |
| MCKAY, Henry William RESIGNED | Director | | 06 Apr 1999 | | April 1939 | 35 Washington Court, Overton Road, Sutton, Surrey, SM2 6RB |
| RAJA, Himanshu Haridas RESIGNED | Director | 28 Feb 2014 | 01 Oct 2016 | England | July 1965 | 5th Floor, Southside, 105 Victoria Street, London, SW1E 6QT, United Kingdom |
| SHIRTCLIFFE, Christopher Charles RESIGNED | Director | | 31 May 2002 | | March 1944 | Tankards, Quarry Road, Oxted, Surrey, RH8 9HE |
| SMITH, Peter Alexander Charles RESIGNED | Director | | 29 Mar 1995 | | August 1920 | 80 Eccleston Square, London, SW1V 1PP |
| TOWLE, Peter Frederick Howard RESIGNED | Director | | 13 Dec 1994 | | July 1913 | Cosgarne House Sharvells Road, Milford On Sea, Lymington, Hampshire, SO41 0PE |
| WELLER, Timothy Peter RESIGNED | Director | 24 Oct 2016 | 11 May 2021 | England | June 1963 | 46, Gillingham Street, London, SW1V 1HU, England |
| WIGGS, Roger Sydney William Hale RESIGNED | Director | | 07 Jan 2002 | | June 1939 | 35 Washington Court, Overton Road, Sutton, Surrey, SM2 6RB |