| MOLNAR, Judit ACTIVE | Secretary | 21 May 2025 | | | | 3, Dorset Rise, London, EC4Y 8EN |
| BUDHDEV, Mantraraj Dipak ACTIVE | Director | 09 May 2024 | | United Kingdom | August 1986 | 3, Dorset Rise, London, EC4Y 8EN |
| CALE, Catherine Mary, Dr ACTIVE | Director | 09 May 2024 | | England | August 1965 | 3, Dorset Rise, London, EC4Y 8EN |
| CORFIELD, Peter James ACTIVE | Director | 22 Mar 2018 | | United Kingdom | September 1971 | 3, Dorset Rise, London, EC4Y 8EN |
| FARRELL, Derrick Michael ACTIVE | Director | 30 Jul 2024 | | United Kingdom | July 1969 | 3, Dorset Rise, London, EC4Y 8EN |
| GRANT, Lisa Jane, Professor ACTIVE | Director | 09 May 2024 | | United Kingdom | July 1976 | 3, Dorset Rise, London, EC4Y 8EN |
| HARPER, Rebecca ACTIVE | Director | 23 Apr 2025 | | United Kingdom | December 1979 | 3, Dorset Rise, London, EC4Y 8EN |
| SAMRA, Harbant Singh ACTIVE | Director | 30 Mar 2022 | | United Kingdom | August 1973 | 3, Dorset Rise, London, EC4Y 8EN |
| ABRAHAM, Richard John RESIGNED | Secretary | | 23 Sep 1994 | | | Well Cottage, Eggington, North Leighton Buzzard, Bedfordshire, LU7 9PD |
| BEAZLEY, Nicholas Tetley RESIGNED | Secretary | 01 Sep 2005 | 31 Aug 2007 | | | The Dower House, Westmill, Buntingford, Hertfordshire, SG9 9LY |
| DAVIES, Philip William RESIGNED | Secretary | 31 Mar 2020 | 21 May 2025 | | | 3, Dorset Rise, London, EC4Y 8EN, United Kingdom |
| KEE, Fergus Alexander RESIGNED | Secretary | 23 Sep 1994 | 04 Feb 1999 | | | The Old Cottage, Howe Green, Hertford, SG13 8LH |
| TONER, Daniel Francis RESIGNED | Secretary | 31 Aug 2007 | 31 Mar 2020 | | | 3, Dorset Rise, London, EC4Y 8EN |
| WALFORD, Arthur David RESIGNED | Secretary | 04 Feb 1999 | 01 Sep 2005 | | | 94 London Road, Stanmore, Middlesex, HA7 4NS |
| ABRAHAM, Richard John RESIGNED | Director | | 23 Sep 1994 | | September 1953 | Well Cottage, Eggington, North Leighton Buzzard, Bedfordshire, LU7 9PD |
| ASH, Justinian Joseph RESIGNED | Director | 30 Oct 2017 | 09 May 2024 | United Kingdom | January 1965 | 3, Dorset Rise, London, EC4Y 8EN |
| BAILEY, Alan Richard, Doctor RESIGNED | Director | | 30 Sep 1993 | | April 1941 | 26 Regency House, Osnaburgh Street, London, NW1 3NB |
| BARKER, Hilary Jane RESIGNED | Director | 04 Feb 1999 | 03 Mar 2000 | | January 1958 | Flat B22 Herbal Hill Gardens, 9 Herbal Hill, London, EC1R 5EJ |
| BARKER, James RESIGNED | Director | | 17 May 1993 | | January 1941 | Hillside Lye Green, Crowborough, East Sussex, TN6 1UU |
| BEAZLEY, Nicholas Tetley RESIGNED | Director | 01 Sep 2005 | 31 Aug 2007 | United Kingdom | January 1960 | The Dower House, Westmill, Buntingford, Hertfordshire, SG9 9LY |
| BIDDLESTONE, Keith RESIGNED | Director | | 17 Oct 1994 | | June 1955 | 9 Aldenham Road, Radlett, Hertfordshire, WD7 8AU |
| BURNS, Robert Ian RESIGNED | Director | 17 Nov 1995 | 30 Sep 1999 | England | March 1951 | 6 Netherfield Road, Harpenden, Hertfordshire, AL5 2AG |
| BURNS, Robert Ian RESIGNED | Director | 06 Oct 1993 | 23 Oct 1995 | England | March 1951 | 6 Netherfield Road, Harpenden, Hertfordshire, AL5 2AG |
| DAVIES, Julian Peter RESIGNED | Director | 21 Nov 1996 | 31 Aug 2007 | United Kingdom | February 1956 | Timberlea, Warminster Road, South Newton, Salisbury, Wiltshire, SP2 0QW |
| DE GORTER, Jean Jacques, Dr RESIGNED | Director | 20 Jul 2011 | 25 Sep 2019 | United Kingdom | June 1968 | 3, Dorset Rise, London, EC4Y 8EN |
| DONALD, Alan Charles RESIGNED | Director | 27 Mar 1998 | 04 Feb 1999 | | August 1963 | 13 Craven Gardens, Wimbledon, London, SW19 8LU |
| DUGDALE, Michael Ian RESIGNED | Director | 13 Dec 2001 | 15 Sep 2005 | | June 1962 | 29 Magnolia Dene, Hazlemere, Buckinghamshire, HP15 7QE |
| ELLEN, Susan Caroline RESIGNED | Director | | 29 Sep 1995 | England | December 1948 | 47 Ennerdale Road, Kew, Richmond, Surrey, TW9 2DN |
| ELLERBY, Mark RESIGNED | Director | 12 Sep 1996 | 27 Mar 1998 | | August 1961 | 82 Nelson Road, London, N8 9RT |
| FORREST, John Joseph RESIGNED | Director | 05 Mar 2020 | 30 Jan 2026 | United Kingdom | September 1971 | 3, Dorset Rise, London, EC4Y 8EN |
| GIBSON, Rebecca Fleur RESIGNED | Director | 26 Oct 2007 | 20 Mar 2008 | United Kingdom | December 1974 | 28 Campden Hill Gardens, London, W8 7AZ |
| GOLDSMITH, Andrew Clinton RESIGNED | Director | 27 Jun 2017 | 27 Oct 2017 | England | August 1979 | 3, Dorset Rise, London, EC4Y 8EN, United Kingdom |
| GORDON, Simon RESIGNED | Director | 20 Jul 2011 | 01 Mar 2018 | England | April 1970 | 3, Dorset Rise, London, EC4Y 8EN |
| GRAY, Duncan Archibald RESIGNED | Director | 03 Mar 2000 | 15 Mar 2005 | England | November 1953 | 51 Exchange Building, 132 Commercial Street, London, E1 6NG |
| GREGORY, Fraser David RESIGNED | Director | 01 Aug 2005 | 08 Oct 2007 | United Kingdom | September 1959 | 9 Nightingale Shott, Egham, Berkshire, TW20 9SU |
| HALL, Michael Andrew RESIGNED | Director | 06 Oct 1993 | 17 Nov 1995 | | July 1954 | The Old Laundry & Stables, Abbey Place, Thorney, Cambridgeshire, PE6 0QA |
| HEBERLING, Pascal RESIGNED | Director | 31 Aug 2007 | 20 Mar 2008 | | July 1972 | 93, Goldhurst Terrace, London, NW6 3HA |
| HOLDEN, Dean Allan RESIGNED | Director | 04 Feb 1999 | 31 Dec 2001 | | July 1958 | Spring House, Spring Hill Fordcombe, Tunbridge Wells, Kent, TN3 0SE |
| HOLLINGSWORTH, Clare Margaret RESIGNED | Director | 04 Feb 1999 | 02 Apr 2008 | United Kingdom | April 1960 | Mansion, House Farm, Crowhurst Lane Crowhurst, Lingfield, Surrey, RH7 6LR |
| JONES, Richard James Edward RESIGNED | Director | 08 Oct 2007 | 24 Nov 2009 | England | February 1961 | 120, Holborn, London, EC1N 2TD |
| KEE, Fergus Alexander RESIGNED | Director | 23 Sep 1994 | 04 Feb 1999 | United Kingdom | April 1960 | The Old Cottage, Howe Green, Hertford, SG13 8LH |
| KENT, Benjamin David Jemphrey RESIGNED | Director | 01 Sep 2005 | 31 Aug 2007 | United Kingdom | September 1965 | Fernleigh Lodge, Northchurch Common, Berkhamsted, Hertfordshire, HP4 1LR |
| KING, Rachel Joanne RESIGNED | Director | 09 May 2024 | 13 Mar 2026 | United Kingdom | June 1970 | 3, Dorset Rise, London, EC4Y 8EN |
| KING, Raymond RESIGNED | Director | 01 Aug 2001 | 31 Aug 2007 | | May 1953 | Westlands House, Cowfold Road West Grinstead, Horsham, West Sussex, RH13 8LZ |
| LEA, Edward William RESIGNED | Director | 21 Nov 1996 | 13 Sep 2001 | | September 1941 | 81 Castle Road, St. Albans, Hertfordshire, AL1 5DQ |
| MASON, Catherine Lois RESIGNED | Director | 06 Feb 2017 | 13 Oct 2017 | England | June 1961 | 3, Dorset Rise, London, EC4Y 8EN, United Kingdom |
| OWEN, Elizabeth RESIGNED | Director | 18 Oct 1995 | 21 Nov 1996 | | May 1954 | Glencorrie, Forest Road, Pyrford, Surrey, GU22 8NA |
| ROGER, Robert RESIGNED | Director | 08 Oct 2007 | 30 Jun 2016 | United Kingdom | December 1960 | 3, Dorset Rise, London, EC4Y 8EN |
| ROWLANDS, Simon Nicholas RESIGNED | Director | 31 Aug 2007 | 20 Mar 2008 | United Kingdom | June 1957 | 27 Hyde Park Gate, London, SW7 5DJ |
| SODHA, Jitesh Himatlal RESIGNED | Director | 14 Jan 2019 | 09 May 2024 | England | January 1968 | 3, Dorset Rise, London, EC4Y 8EN |
| TONER, Daniel Francis RESIGNED | Director | 26 Nov 2009 | 31 Mar 2020 | United Kingdom | January 1968 | 3, Dorset Rise, London, EC4Y 8EN |
| WALFORD, Arthur David RESIGNED | Director | 21 Nov 1996 | 01 Sep 2005 | United Kingdom | September 1945 | 94 London Road, Stanmore, Middlesex, HA7 4NS |
| WATSON, Robert Ian RESIGNED | Director | 17 Oct 1994 | 21 Nov 1996 | | May 1954 | Ledgewood, St Johns Hill Road, Woking, Surrey, GU21 1RP |
| WHITE, Andrew Warren Newton RESIGNED | Director | 01 Jul 2016 | 22 Jul 2017 | United Kingdom | September 1966 | 3, Dorset Rise, London, EC4Y 8EN, United Kingdom |
| WISE, Robert Jeffrey RESIGNED | Director | 26 Oct 2007 | 30 Apr 2011 | United Kingdom | June 1958 | 120, Holborn, London, EC1N 2TD |