| JUDD, Blane ACTIVE | Secretary | 02 Dec 2021 | | | | 1, Birdcage Walk, London, SW1H 9JJ, England |
| ALLDAY, Stephen John ACTIVE | Director | 25 Apr 2024 | | Australia | July 1955 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| ALLISON, Ian James, Mr. ACTIVE | Director | 26 Apr 2019 | | England | December 1970 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| BHATIA, Harvinder Singh ACTIVE | Director | 22 Apr 2020 | | England | December 1967 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| BOSHIER, Stephen Walter ACTIVE | Director | 22 Apr 2016 | | Australia | July 1963 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| BRAMMER, Roy Andrew ACTIVE | Director | 28 Apr 2023 | | England | May 1964 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| CHEUNG, Nin Sang Henry ACTIVE | Director | 22 Apr 2026 | | Hong Kong | November 1962 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| COOKE, Robert Lord ACTIVE | Director | 22 Apr 2020 | | Singapore | January 1967 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| COPPERTHWAITE, Jane ACTIVE | Director | 07 Oct 2021 | | Australia | February 1969 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| DARLINGTON, Paul ACTIVE | Director | 22 Apr 2026 | | England | June 1959 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| DHELARIA, Jeetendra ACTIVE | Director | 28 Apr 2023 | | United Kingdom | May 1976 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| FABER, Desirae Nicole ACTIVE | Director | 23 Apr 2025 | | United States | May 1986 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| FENNER, Martin Ramzi ACTIVE | Director | 25 Apr 2024 | | England | January 1983 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| GLÄTTLI, Christian ACTIVE | Director | 24 Apr 2025 | | Switzerland | May 1979 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| GODZIEJEWSKI, Bogdan ACTIVE | Director | 27 Apr 2018 | | Netherlands | August 1960 | 391, Fazantenkamp, Maarssen 3607xc, Netherlands |
| GRACEY, Peter Pequignot ACTIVE | Director | 01 Nov 2022 | | England | January 1965 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| JOURDAIN, Pierre-Damien ACTIVE | Director | 25 Apr 2024 | | France | February 1976 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| KIMIAGAR, Yousef ACTIVE | Director | 28 Apr 2023 | | Canada | November 1957 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| LAM, Gordon Bik Shun ACTIVE | Director | 22 Apr 2020 | | Hong Kong | January 1968 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| MCSHARRY, Paul Hubert Joseph ACTIVE | Director | 27 Apr 2018 | | England | January 1965 | 3, Kilborn Close, Wellingborough, NN8 5YA, England |
| MORLING, Jeremy Frank ACTIVE | Director | 24 Apr 2025 | | England | August 1968 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| MUTTRAM, Roderick Ian, Professor ACTIVE | Director | 26 Apr 2019 | | England | January 1952 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| POWER, Jane Elizabeth ACTIVE | Director | 08 May 2026 | | England | July 1966 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| UPTON, Keith ACTIVE | Director | 26 Apr 2019 | | England | February 1989 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| VAN SCHIJNDEL, Bernardus Johannes ACTIVE | Director | 25 Apr 2024 | | Netherlands | March 1965 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| BURRAGE, Kenneth Walter RESIGNED | Secretary | 01 Jul 1999 | 30 Jun 2006 | | | 5 Hazelbank Close, Petersfield, Hampshire, GU31 4BY |
| HOW, Francis RESIGNED | Secretary | 01 Aug 2015 | 31 Jul 2018 | | | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| JUDD, Blane RESIGNED | Secretary | 31 Jul 2018 | 02 Dec 2021 | | | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| PORTER, Colin Howard RESIGNED | Secretary | 01 Jul 2006 | 31 Jul 2015 | | | 16 Milebush, Leighton Buzzard, Bedfordshire, LU7 2UB |
| WEEDON, Raymond Leonard RESIGNED | Secretary | | 30 Jun 1999 | | | The Cutting, Badlake Close, Dawlish, Devon, EX7 9JA |
| AITKEN, John James RESIGNED | Director | 24 Apr 2009 | 15 Apr 2011 | Australia | November 1950 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| AL-TAHAN, Firas RESIGNED | Director | 22 Apr 2020 | 25 Apr 2024 | Canada | February 1983 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| AL-TAHAN, Firas RESIGNED | Director | 19 Apr 2013 | 26 Apr 2019 | Canada | February 1983 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| ALBRICH, Peter, Dr RESIGNED | Director | 20 Apr 1995 | 19 Apr 1996 | | December 1944 | Blumenhagener Str 13, D31234 Edemissen, Germany |
| ALLAN, Peter Andrew RESIGNED | Director | 21 Apr 2017 | 25 Apr 2024 | Scotland | July 1965 | 389, Argyle Street, Glasgow, G2 8LR, Scotland |
| ALLISON, Ian James RESIGNED | Director | 12 Nov 2008 | 19 Apr 2013 | United Kingdom | December 1970 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| ANGILL, Duncan Stuart RESIGNED | Director | 19 Apr 1996 | 23 Apr 2004 | | December 1944 | 56 Langley Road, Chippenham, Wiltshire, SN15 1DB |
| ATKIN, Ronald Vere RESIGNED | Director | | 14 Apr 1994 | | December 1945 | 7 Cornwallis Drive, Marks Tey, Colchester, Essex, CO6 1XP |
| BARNARD, Robert Edward Blake RESIGNED | Director | | 22 Apr 2005 | United Kingdom | May 1950 | 4 Egerton Drive, Hale, Altrincham, Cheshire, WA15 8EF |
| BIMMERMANN, Horst RESIGNED | Director | | 20 Apr 1995 | | September 1934 | Am Hasengarten 38, D3300 Braunschweig, Germany |
| BODDY, William George RESIGNED | Director | | 14 Apr 2000 | | April 1939 | 30 Mosel Drive, Droitwich Spa, Worcestershire, WR9 8DB |
| BRIDGES, Ian Robert RESIGNED | Director | 25 Apr 2014 | 24 Apr 2025 | England | February 1961 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| BURKHARDT, Robert Emory RESIGNED | Director | 19 Apr 2013 | 28 Apr 2023 | United States | February 1956 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| BURRAGE, Kenneth Walter RESIGNED | Director | 23 Apr 2010 | 22 Apr 2016 | United Kingdom | April 1939 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| CLARK, George Edward RESIGNED | Director | 15 Apr 2011 | 21 Apr 2022 | United Kingdom | November 1959 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| COENRAAD, Willem Jan RESIGNED | Director | 23 Apr 1999 | 20 Apr 2012 | Netherlands | September 1956 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| CORRIE, John Douglas RESIGNED | Director | 25 Apr 1997 | 25 Apr 2008 | | May 1947 | 155 Garden Wood Road, East Grinstead, West Sussex, RH19 1SH |
| CRABTREE, David Walter RESIGNED | Director | 19 Apr 1996 | 23 Apr 2004 | England | June 1954 | 9 Saffron Meadow, Harrogate, North Yorkshire, HG3 2NU |
| CROSS, Peter John RESIGNED | Director | 22 Apr 1993 | 25 Apr 1997 | | June 1948 | The Birches, 32 Belcombe Road, Bradford On Avon, Wiltshire, BA15 1LZ |
| DE VILDER, Freddy Julien RESIGNED | Director | 25 Apr 1997 | 23 Apr 1999 | | November 1946 | Karel Hofmanstraat 8, Dendermonde, B9200, Belgium |
| DUTTA CHOWDHURY, Buddhadev RESIGNED | Director | 23 Apr 2010 | 09 Apr 2017 | United Kingdom | January 1966 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| DUTTA-CHOWDHURY, Buddhadev RESIGNED | Director | 27 Apr 2007 | 24 Apr 2009 | | January 1966 | 16 Mildred Avenue, Watford, WD18 7EH |
| EASTMOND, Simon Patrick RESIGNED | Director | 11 Nov 2009 | 27 Apr 2018 | United Kingdom | August 1983 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| EDNEY, Derek Arthur RESIGNED | Director | | 22 Apr 1993 | | March 1947 | 76 Tattenham Grove, Epsom Downs, Epsom, Surrey, KT18 5QS |
| EWART, Michael David RESIGNED | Director | 28 Apr 2023 | 22 Apr 2026 | England | July 1973 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| FENNER, Martin Ramzi RESIGNED | Director | 19 Apr 2013 | 22 Apr 2021 | England | January 1983 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| FISHER, Alan RESIGNED | Director | 23 Apr 1999 | 23 Feb 2009 | | July 1952 | Brook House, Brook Lane, Tavistock, Devon, PL19 9DP |
| FRANCIS, Jonathan David RESIGNED | Director | 03 Apr 1998 | 15 Apr 2011 | United Kingdom | August 1955 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| GADGE, Mahesh Sudhakar RESIGNED | Director | 25 Apr 2024 | 08 May 2026 | India | April 1986 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| GASH, Cassandra Kelly RESIGNED | Director | 27 Apr 2018 | 22 Apr 2020 | Australia | October 1982 | 21, Queens Avenue, Oakleigh, Victoria 3166, Australia |
| GEORGE, Terence Malcolm RESIGNED | Director | | 19 Apr 1996 | | February 1941 | Windy Ridge, Ridgeway Wyesham, Monmouth, Gwent, NP5 3JX |
| GODDARD, Edward Owen RESIGNED | Director | | 23 Apr 1999 | | December 1944 | 71 Fordington Road, Highgate, London, N6 4TH |
| GOULD, Ryan Charles RESIGNED | Director | 24 Apr 2015 | 28 Apr 2023 | South Africa | July 1953 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| GRANT, Peter John RESIGNED | Director | 28 Apr 2006 | 22 Apr 2016 | United Kingdom | March 1961 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| GUILLOUX, Jean Paul, Monsieur RESIGNED | Director | | 03 Apr 1998 | | June 1944 | 38 Avenue Gallieni, F 92400 Courbevoie, FOREIGN, France |
| HAILE, John Leslie RESIGNED | Director | 25 Apr 2003 | 25 Apr 2008 | | May 1974 | 32 Albert Road, Penge, London, SE20 7JW |
| HALSE, Robert George RESIGNED | Director | | 25 Apr 2003 | | February 1959 | 6 Danes Close, Chippenham, Wiltshire, SN15 3UH |
| HARTWELL, Georgina RESIGNED | Director | 02 Dec 2021 | 25 Apr 2024 | Australia | April 1986 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| HEARD, Brian David RESIGNED | Director | | 22 Apr 1993 | | November 1935 | 38 Shakespeare Road, London, W3 6SJ |
| HEIJNEN, Frans RESIGNED | Director | 19 Apr 2002 | 19 Apr 2013 | Germany | December 1947 | 11 Albany Close, Trowbridge, Wiltshire, BA14 7LN |
| HIRAO, Yuji, Professor RESIGNED | Director | 22 Apr 2016 | 28 Apr 2023 | Japan | January 1953 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| HOW, Francis RESIGNED | Director | 14 Apr 2000 | 24 Apr 2015 | England | August 1955 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| HOWKER, Anthony RESIGNED | Director | | 03 Apr 1998 | | March 1940 | Fairways, Sandhills Lane, Virginia Water, Surrey, GU25 4BW |
| HUNTER, Lynsey Moore RESIGNED | Director | 25 Apr 2014 | 22 Apr 2020 | Scotland | October 1979 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| IRWIN, James Michael RESIGNED | Director | 20 Apr 2001 | 19 Apr 2013 | United Kingdom | March 1951 | 14 Wotton Road, London, NW2 6PX |
| JENKINS, Paul RESIGNED | Director | 23 Apr 1999 | 25 Apr 2014 | United Kingdom | November 1960 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| JOURDAIN, Pierre-Damien RESIGNED | Director | 27 Apr 2018 | 22 Apr 2020 | France | February 1976 | 13, Allee Du Bel Air, Maisons - Laffitte 78600, France |
| KELLAWAY, Helen RESIGNED | Director | 22 Apr 2016 | 27 Apr 2018 | England | March 1980 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| KESSELL, Clive RESIGNED | Director | | 23 Apr 2004 | | July 1944 | 20 Harvest Hill, East Grinstead, West Sussex, RH19 4BT |
| KNIGHT, Andrew RESIGNED | Director | 22 Apr 2016 | 22 Apr 2026 | England | October 1961 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| KORNAS, Antony RESIGNED | Director | 23 Apr 2004 | 22 Apr 2016 | United Kingdom | April 1966 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| KULSHRESHTH, Ajay RESIGNED | Director | 11 May 2017 | 27 Apr 2018 | India | June 1957 | Flat No. S-1, Sagar Residency, Plot No 451,Coffee Board Layout,, Hebbal Kempapura, Bangalore, Karnataka, India |
| LAKE, Christopher RESIGNED | Director | 25 Apr 2003 | 27 Apr 2007 | | April 1961 | 31 Humbolts Hold, Chippenham, Wiltshire, SN15 3GY |
| LANE, Peter Neville RESIGNED | Director | 22 Apr 1993 | 25 Apr 2003 | | September 1951 | 125 Kenilworth Avenue, London, SW19 7LP |
| MCKEOWN, David Furneaux RESIGNED | Director | | 20 Apr 1995 | United Kingdom | June 1953 | 2 Brandon Cottage, Brandon Steep, Bristol, BS1 5XL |
| MITCHELL, Ian Hope RESIGNED | Director | 25 Apr 2003 | 24 Apr 2015 | United Kingdom | September 1954 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| MONTIGEL, Markus RESIGNED | Director | 20 Apr 2012 | 22 Apr 2021 | Switzerland | January 1961 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| NELSON, George Brian RESIGNED | Director | 19 Apr 1996 | 14 Apr 2000 | | May 1937 | 150 Brook Drive, Corsham, Wiltshire, SN13 9AZ |
| NELSON, Robert Cullen RESIGNED | Director | | 14 Apr 1994 | | March 1938 | 91 Dundonald Road, Troon, Ayrshire, KA10 7AD |
| OTTEN, Peter Franciscus Antonius RESIGNED | Director | 20 Apr 1995 | 23 May 1999 | | March 1947 | Akkerwinde 46, Culemborg, NL4102, The Netherlands |
| PAGE, Charles Robert RESIGNED | Director | 22 Apr 2021 | 25 Apr 2024 | Australia | August 1961 | 1, Birdcage Walk, London, SW1H 9JJ, England |
| PAGE, Charles Robert RESIGNED | Director | 22 Apr 2005 | 22 Apr 2020 | Australia | August 1961 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| PARKER, Andrea RESIGNED | Director | 28 Apr 2006 | 25 Apr 2014 | United Kingdom | November 1971 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| PORE, Jacques RESIGNED | Director | 25 Apr 1997 | 23 Apr 2010 | | September 1955 | 11 Rue Louis Blanc, Eaubonne, 95600, France |
| PORTER, Claire Louise RESIGNED | Director | 25 Apr 1997 | 21 Apr 2017 | England | September 1965 | 4th Floor, 1 Birdcage Walk, Westminster, London, SW1H 9JJ |
| PORTER, Colin Howard RESIGNED | Director | 14 Apr 1994 | 01 Jun 2006 | England | March 1950 | 16 Milebush, Leighton Buzzard, Bedfordshire, LU7 2UB |
| PORTER, Cyril Arthur RESIGNED | Director | | 19 Apr 2002 | England | March 1940 | 46 Beacon Way, Rickmansworth, Hertfordshire, WD3 7PE |
| POWER, Jane Elizabeth RESIGNED | Director | 21 Apr 2017 | 08 May 2026 | England | June 1966 | 45, Crescent Gardens, Ruislip, HA4 8TA, England |
| RAO, Xiaolu, Dr RESIGNED | Director | 27 Apr 2018 | 23 Apr 2025 | Switzerland | June 1985 | 1, Riedstrasse, Rotkreuz 6343, Switzerland |
| RICKETTS, Jeremy Paul RESIGNED | Director | 27 Apr 2007 | 08 Oct 2008 | | September 1970 | 172 Balmoral Road, Gillingham, Kent, ME7 4QS |