| CLARKE, Andrea ACTIVE | Secretary | 29 Sep 2023 | | | | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| ASHTON, Tricia Alison ACTIVE | Director | 18 May 2022 | | United Kingdom | December 1979 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| GEARING, Oliver ACTIVE | Director | 22 Sep 2023 | | United Kingdom | April 1981 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| HOBBS, Geoffrey William ACTIVE | Director | 25 Sep 2019 | | England | January 1967 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| MATSON, Lilli Sabrina ACTIVE | Director | 25 Sep 2019 | | England | April 1965 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| CARTER, Howard Ernest RESIGNED | Secretary | 23 Jun 2015 | 29 Sep 2023 | | | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| CURRY, Justine Anne RESIGNED | Secretary | 29 Sep 2023 | 15 May 2026 | | | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| JACKSON, Anthony Maurice, Mr. RESIGNED | Secretary | | 10 Feb 1994 | | | 26 Willifield Way, London, NW11 7XT |
| KEEP, David George RESIGNED | Secretary | 10 Feb 1994 | 29 Apr 2016 | | | 81 Hurst Road, Sidcup, Kent, DA15 9AQ |
| ANGOY, Susan Frances RESIGNED | Director | 05 Jan 1999 | 30 Sep 2000 | England | January 1948 | 14 Murray Mews, Camden Square, London, NW1 9RJ |
| ATKINS, Sarah Anne RESIGNED | Director | 01 Jul 2014 | 01 Sep 2016 | England | July 1955 | 42-50, Victoria Street, London, SW1H 0TL |
| BRETT, William Henry, Lord RESIGNED | Director | 01 Feb 1999 | 30 Sep 2000 | | March 1942 | 2 Mill Road, Lydd, Romney Marsh, Kent, TN29 9EP |
| BROWN, Ian Arthur RESIGNED | Director | 07 Mar 1997 | 05 Nov 2010 | England | January 1946 | 55, King George Street, Greenwich, London, SE10 8QB |
| BROWN, Michael William Tuke RESIGNED | Director | 01 Feb 2011 | 01 Sep 2016 | England | April 1964 | 42-50, Victoria Street, London, SW1H 0TL, England |
| COLLIS, Jill Louise RESIGNED | Director | 03 Jun 2013 | 06 Sep 2019 | England | March 1968 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| DALE, Peter David Sandwith RESIGNED | Director | | 06 Oct 1992 | United Kingdom | October 1940 | High Trees, Church Lane, Worplesdon, Surrey, GU3 3RU |
| DANIELS, Leon Alistair RESIGNED | Director | 01 Sep 2016 | 20 Dec 2017 | United Kingdom | June 1955 | 42-50, Victoria Street, London, SW1H 0TL |
| DOIG, Patrick RESIGNED | Director | 01 Sep 2016 | 15 Dec 2022 | United Kingdom | February 1982 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| FOX, Jonathan Michael RESIGNED | Director | 06 Apr 2005 | 31 Mar 2021 | England | June 1964 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| FRENCH, Stephen Alan RESIGNED | Director | | 17 Jan 1997 | | December 1953 | 13 Talbot Road, Isleworth, Middlesex, TW7 7HG |
| GARLICK, John, Sir RESIGNED | Director | | 31 Oct 1992 | | May 1921 | Green Dell 16 Astons Road, Moor Park, Northwood, Middlesex, HA6 2LD |
| GATES, James Reginald RESIGNED | Director | | 05 Apr 1997 | United Kingdom | September 1946 | 4 Downs View Road, Hassocks, West Sussex, BN6 8HJ |
| GIBBS, Stephen Edwin RESIGNED | Director | 06 Oct 1992 | 05 Apr 1997 | | May 1943 | 7 Willow Gardens, Liphook, Hampshire, GU30 7HY |
| GILL, Anthony Keith, Sir RESIGNED | Director | 01 Feb 1994 | 31 Mar 1999 | | April 1930 | The Point House, Astra Court, Hythe Southampton, Hampshire, SO45 6DZ |
| HUTCHINSON, George Malcolm, Maj-Gen RESIGNED | Director | | 05 Apr 1997 | United Kingdom | August 1935 | Rectory Cottage, Little Ann, Andover, Hampshire, SP11 7NR |
| JACKSON, Anthony Maurice, Mr. RESIGNED | Director | | 05 Apr 1997 | England | September 1942 | 26 Willifield Way, London, NW11 7XT |
| KEEP, David George RESIGNED | Director | 10 Oct 2000 | 29 Apr 2016 | England | December 1948 | 81 Hurst Road, Sidcup, Kent, DA15 9AQ |
| LETHBRIDGE, Nicolas Anton RESIGNED | Director | 07 Feb 1994 | 17 Feb 1995 | United Kingdom | April 1949 | 20 Crooms Hill, Greenwich, London, SE10 8ER |
| LEVENE, Peter Keith, Lord RESIGNED | Director | | 07 Jan 1994 | England | December 1941 | 55 Cumberland Terrace, London, NW1 4HJ |
| LOCKYEAR, Michael John RESIGNED | Director | | 05 Apr 1997 | | July 1951 | 5 Mote Avenue, Maidstone, Kent, ME15 7SU |
| MARTIN, Arthur Bryan RESIGNED | Director | 08 Sep 1993 | 31 Dec 1998 | | July 1928 | Old School House, Northleigh, Colyton, Devon, EX13 6BL |
| MILLER, Alistair Mckenzie RESIGNED | Director | 10 Oct 2000 | 27 Feb 2006 | | August 1969 | 17 Farm Crescent, Napsbury Park, London Colney, St. Albans, Hertfordshire, AL2 1UF |
| MUNRO, Stuart Ian RESIGNED | Director | 16 May 2006 | 01 Jul 2011 | England | October 1967 | 80, The Thatchers, St Michael's Mead, Bishop's Stortford, Hertfordshire, CM23 4FN |
| MURRIN, Denis Roland RESIGNED | Director | | 27 Jul 1993 | | August 1925 | 33 Dene Lane, Lower Bourne, Farnham, Surrey, GU10 3RH |
| NATTRASS, Michael Stuart RESIGNED | Director | 18 Nov 1998 | 01 Jan 2008 | England | August 1941 | Ravenscroft, 36 Waxwell Lane, Pinner, Middlesex, HA5 3EN |
| PICKARD, John Michael, Sir RESIGNED | Director | 07 Jan 1994 | 30 Jun 1998 | | July 1932 | Kingsbarn Tot Hill, Headley, Epsom, Surrey, KT18 6PU |
| POLLINS, Andrew RESIGNED | Director | 01 Feb 2011 | 01 Sep 2016 | England | October 1967 | 42-50, Victoria Street, London, SW1H 0TL, England |
| POWELL, Gareth William RESIGNED | Director | 03 Jun 2013 | 18 May 2022 | England | January 1976 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| PRIDEAUX, John Denys Charles Anstice, Dr RESIGNED | Director | 01 Feb 1994 | 31 Mar 1998 | | August 1944 | 17 Highgate West Hill, London, N6 6NP |
| QUARMBY, David Anthony, Dr RESIGNED | Director | 10 Nov 1998 | 10 Jul 2001 | Uk | July 1941 | 13 Shooters Hill Road, London, SE3 7AR |
| RANKIN, Robert Craig Mcpherson RESIGNED | Director | 25 Nov 1992 | 17 Dec 1993 | | August 1937 | Dunbarney House, Bridge Of Earn, Perth, PH2 9EE |
| REID, Robert, Sir RESIGNED | Director | | 16 Nov 1993 | | February 1921 | Friday House White Horse Lane, East Bergholt, Colchester, Essex, CO7 6TR |
| RHYS-JONES, Sandi RESIGNED | Director | 01 Feb 1999 | 30 Sep 2000 | | May 1946 | 3 Diamond Terrace, London, SE10 8QN |
| SACHDEVA, Rajiv RESIGNED | Director | 19 Dec 2022 | 22 Sep 2023 | United Kingdom | May 1969 | 5, Endeavour Square, London, E20 1JN, United Kingdom |
| SANDERSON, Eric Fenton RESIGNED | Director | 05 Jan 1999 | 30 Sep 2000 | Scotland | October 1951 | 10 Harelaw Road, Edinburgh, Midlothian, EH13 0DR |
| SMITH, Howard Geoffrey RESIGNED | Director | 10 Oct 2000 | 31 May 2013 | England | November 1964 | 26 Broadway Avenue, St Margarets, Twickenham, Middlesex, TW1 1RH |
| SORENSEN, Kenneth Eric Correll RESIGNED | Director | | 04 Mar 1997 | England | October 1942 | 5 Burgh Street, London, N1 8HF |
| SPENCE, Neil William David RESIGNED | Director | 07 Mar 1997 | 30 Sep 2000 | United Kingdom | November 1953 | Greenways, 2 Amersham Road Chesham Bois, Amersham, Buckinghamshire, HP6 5PE |
| WILLIAMS, Ian Godfrey RESIGNED | Director | 12 Sep 1995 | 30 Sep 2000 | England | October 1945 | Grey Barn Whitemans Green, Cuckfield, Haywards Heath, West Sussex, RH17 5DD |