| BURNS, Andrew, Sir ACTIVE | Director | 20 Jan 2004 | | United Kingdom | July 1943 | Walland Farm, Wheddon Cross, Minehead, Somerset, TA24 7EE |
| CARY, Anthony Joyce ACTIVE | Director | 25 Oct 2011 | | United Kingdom | July 1951 | The Old Vicarage, 97a Knatchbull Road, London, SE5 9QU |
| FAITHFULL, Timothy William ACTIVE | Director | 28 Jun 2005 | | United Kingdom | October 1944 | Chancellor House, 1b Norham Gardens, Oxford, OX2 6PS |
| MACLEAN, Nicolas ACTIVE | Director | 13 Feb 2007 | | United Kingdom | January 1946 | 30 Malwood Road, London, SW12 8EN |
| MCCULLOCH, Tony Kieron, Dr ACTIVE | Director | 18 Feb 2014 | | England And Wales | February 1951 | 28, Harkness Drive, Canterbury, Kent, CT2 7RW, United Kingdom |
| NIGHTINGALE, Thomas ACTIVE | Director | 01 Mar 2024 | | England | May 1999 | 25, West Square, London, SE11 4SP, England |
| NORTON, Michael James, Professor ACTIVE | Director | 21 Jun 2016 | | United Kingdom | December 1952 | 179g, Kimbolton Road, Bedford, MK41 8DR, United Kingdom |
| PEACOCK, Philip John ACTIVE | Director | 28 Apr 1998 | | United Kingdom | February 1943 | 28 Lancaster Grove, London, NW3 4PB |
| SCHWARTZ, Margo Ellen ACTIVE | Director | 14 Sep 2023 | | England | April 1959 | 12, Coulson Street, London, SW3 3NG, England |
| SMITH, Alan, Dr ACTIVE | Director | 19 Jun 2016 | | England | March 1952 | 28, Sylvaways Close, Cramleigh, Surrey, GUG 7HG |
| EDMONDS BROWN, Cedric Wilfred George RESIGNED | Secretary | 01 Mar 2001 | 20 Jun 2016 | | | 4 The Willows, Wootton, Boars Hill, Oxfordshire, OX1 5LD |
| HIRD, Allan RESIGNED | Secretary | | 01 Jan 2000 | | | 26 Elton Avenue, Greenford, Middlesex, UB6 0PP |
| NEWTON, Peter RESIGNED | Secretary | 01 Jan 2000 | 01 Mar 2001 | | | 16 Albert Place, Congleton, Cheshire, CW12 2AJ |
| WHEELER, Fraser RESIGNED | Secretary | 20 Jun 2016 | 08 Feb 2017 | | | The Old Bakery, Church Street, Amberley, West Sussex, BN18 9NE |
| ADAMS, David, Professor RESIGNED | Director | 26 Oct 1998 | 28 Jun 2006 | | August 1931 | 17 Springpool Keele, Newcastle-On-Lyme, Staffs, ST5 5BN |
| ADAMS, David, Professor RESIGNED | Director | | 04 Jun 1998 | | August 1931 | 17 Springpool Keele, Newcastle-On-Lyme, Staffs, ST5 5BN |
| ARMOUR, Nicholas Hilary Stuart RESIGNED | Director | 01 Aug 2018 | 18 Dec 2019 | England | June 1951 | 15, Priory Road, Richmond, Surrey, TW9 3DQ, England |
| BACON, Geoffrey RESIGNED | Director | | 09 Jan 2005 | | June 1931 | 48 Willow Green, Ingatestone, Essex, CM4 0DH |
| BACON, Nigel David RESIGNED | Director | 20 May 2008 | 27 Jun 2016 | England | November 1962 | 48 Willow Green, Ingatestone, Essex, CM4 0DH |
| BAYNE, Nicholas Peter, Sir RESIGNED | Director | 26 Oct 1998 | 16 Jan 2001 | | February 1937 | 2 Chetwynd House, Hampton Court Road, East Molesey, Surrey, KT8 9BS |
| BOYCE, Robert William Dewar, Dr RESIGNED | Director | 07 Jun 1996 | 04 Jun 1998 | | January 1943 | 26 Patshull Road, London, NW5 2JY |
| BRIDGEMAN, John Stuart RESIGNED | Director | 30 Jun 2003 | 24 Jun 2016 | United Kingdom | October 1944 | Eastgate House, Hornton, Banbury, Oxon, OX15 6BT |
| CHENERY, Peter RESIGNED | Director | 28 Jun 2006 | 18 Dec 2019 | United Kingdom | October 1946 | Walton Cottage, 25 Bromley Common, Bromley, Kent, BR2 9LS |
| COPE, David Robert, Professor RESIGNED | Director | 23 Jan 2007 | 05 Dec 2016 | United Kingdom | July 1946 | 29, Greenland Crescent, Chilwell, Nottinghamshire, N99 5LD, United Kingdom |
| DODDS, Klaus John, Professor RESIGNED | Director | 11 Jan 2011 | 01 Jul 2019 | United Kingdom | June 1969 | 159, Dukes Avenue, Richmond, TW10 7YH, United Kingdom |
| FOOKES, Janet Evelyn, Baroness RESIGNED | Director | 04 Jun 1998 | 06 Aug 2018 | United Kingdom | February 1936 | Delphia House 11 Branksome Road, St Leonards On Sea, East Sussex, TN38 0UA |
| GOODENOUGH, Anthony Michael, Sir RESIGNED | Director | 16 Jan 2001 | 22 Nov 2003 | | July 1941 | 9 Thornton Hill, Wimbledon, London, SW19 4HU |
| HOPKINSON, George William RESIGNED | Director | 26 Oct 1998 | 19 Jan 2005 | | September 1943 | Heavens Door, Rimpton, Somerset, BA22 8AN |
| KENNEY-WALLACE, Geraldine, Dr. RESIGNED | Director | 20 Jan 2009 | 14 Feb 2022 | United Kingdom | March 1943 | Flat 15 Painters Yard, 10 Old Church Street, London, SW3 5DQ |
| LYON, Peter Hazelip, Dr RESIGNED | Director | 26 Oct 1998 | 17 Oct 2010 | United Kingdom | April 1934 | 14 Sydney Road, Guildford, Surrey, GU1 3LJ |
| MACKENZIE, Rab RESIGNED | Director | 08 Jan 2002 | 08 Oct 2004 | | March 1954 | 6 Arden Grove, Orpington, Kent, BR6 7WD |
| MAGUIRE, John RESIGNED | Director | 09 Feb 1999 | 14 Jan 2000 | | June 1949 | 11 Glendale Drive, London, SW19 7BG |
| MANN, Patricia Kathleen Randall RESIGNED | Director | 01 Mar 2001 | 15 Sep 2006 | | September 1937 | 269 Lonsdale Road, Barnes, London, SW13 9QL |
| MARRIS, Robert Howard RESIGNED | Director | 17 Aug 2015 | 21 Jun 2018 | England | April 1955 | House Of Commons, London, SW1A 0AA |
| MARRIS, Robert Howard RESIGNED | Director | 13 Feb 2007 | 11 May 2010 | England | April 1955 | 29 Eagle Street, Wolverhampton, West Midlands, WV3 7DN |
| OTHICK, John Robert RESIGNED | Director | 26 Oct 1998 | 19 Jun 2002 | | January 1941 | 26 Craignagore King Street, Newcastle, County Down, BT7 3DB |
| OWEN, John Wyn, Professor RESIGNED | Director | 16 Feb 2014 | 01 Jan 2021 | England And Wales | May 1942 | Newton Farm, Newton, Cowbridge, Vale Of Glamorgan, CF71 7RZ |
| ROSINDELL, Andrew Richard RESIGNED | Director | 11 Jan 2011 | 18 Dec 2019 | England | March 1966 | House Of Commons, London, SW1A 0AA, United Kingdom |
| SACHDEV, Itesh RESIGNED | Director | 28 Jun 2005 | 14 Feb 2022 | England | April 1958 | Loft 18, 1-10 Summers Street, London, EC1R 5BD |
| SCHMIDER, Anna Elizabeth RESIGNED | Director | 01 Jul 2019 | 14 Feb 2022 | England | February 1968 | 6 Cosmur Close, Cosmur Close, London, W12 9SF, England |
| SHEPHERD, Colin Ryley, Sir RESIGNED | Director | 26 Oct 1998 | 28 Jun 2006 | United Kingdom | January 1938 | The Manor House, Ganarew, Monmouth, Gwent, NP25 3SU |
| STEPHENSON, Leslie Janet RESIGNED | Director | 18 Dec 2019 | 30 Oct 2025 | United Kingdom | August 1967 | Second Floor 289 Green Lanes, Palmers Green, London, N13 4XS |
| SWORDS, William Finian Paul RESIGNED | Director | 01 Jul 2019 | 25 Mar 2023 | England | May 1967 | 41, King William Walk, London, SE10 9HU, England |
| THOMAS CBE, Martyn Charles RESIGNED | Director | 01 Aug 2018 | 18 Dec 2019 | England | August 1948 | 72, Fentiman Road, London, SW8 1LA, England |
| WATERTON, James RESIGNED | Director | 03 Apr 2000 | 08 Jan 2002 | | April 1949 | 16a Garden Road, Walton On Thames, Surrey, KT12 2HQ |
| YAPP, Christopher Graham RESIGNED | Director | 19 Jun 2002 | 29 Jun 2004 | | May 1953 | 3 Highpath Way, Park Village, Basingstoke, Hampshire, RG24 9SU |