| WALLCRAFT, Susan Jean ACTIVE | Secretary | 02 Dec 2020 | | | | Granta Park, Great Abington, Cambridge, CB21 6GB, England |
| LI, Jin, Dr ACTIVE | Director | 02 Dec 2020 | | China | February 1963 | Granta Park, Great Abington, Cambridge, CB21 6GB, England |
| LI, Michael ACTIVE | Director | 02 Dec 2020 | | England | May 1996 | Granta Park, Great Abington, Cambridge, CB21 6GB, England |
| BERKMAN, Charles Stuart RESIGNED | Secretary | 01 Apr 2019 | 02 Dec 2020 | | | Granta Park, Great Abington, Cambridge, CB21 6GB, England |
| BOND, Jonathan Charles Howard RESIGNED | Secretary | 26 Jan 2001 | 30 Jun 2004 | | | Thames Court, Watlington Road, Oxford, Oxfordshire, OX4 6LY |
| HOOD, Alison Mary RESIGNED | Secretary | 30 Sep 2009 | 30 Nov 2010 | | | Oakdene Court, 613 Reading Road, Winnersh, Berkshire, RG41 5UA |
| ILETT, John Edward RESIGNED | Secretary | 02 Aug 1999 | 18 Aug 2000 | | | 13 West View, Tree Lane, Oxford, Oxfordshire, OX4 4EX |
| KISSANE, Kevin Patrick RESIGNED | Secretary | 30 Nov 2010 | 01 Nov 2017 | | | 100, Berkshire Place, Wharfedale Road Winnersh, Wokingham, Berkshire, RG41 5RD, United Kingdom |
| MACKNEY, David RESIGNED | Secretary | 01 Nov 2017 | 25 Jan 2018 | | | 100, Berkshire Place, Wharfedale Road Winnersh, Wokingham, Berkshire, RG41 5RD |
| SLATER, John Andrew Duncan RESIGNED | Secretary | 29 Oct 2004 | 30 Sep 2009 | | | Oakdene Court, 613 Reading Road, Winnersh, Berkshire, RG41 5UA |
| WALLCRAFT, Susan Jean RESIGNED | Secretary | 25 Jan 2018 | 31 Mar 2019 | | | Granta Park, Great Abington, Cambridge, CB21 6GB, England |
| WEIR, Anthony John RESIGNED | Secretary | | 26 Jan 2001 | | | Thames Court, Watlington Road, Oxford, Oxfordshire, OX4 6LY |
| WORRALL, Peter Brian RESIGNED | Secretary | 30 Jun 2004 | 29 Oct 2004 | | | Oakdene Court 613 Reading Road, Winnersh, Wokingham, RG41 5UA |
| BERKMAN, Charles Stuart RESIGNED | Director | 12 Oct 2018 | 02 Dec 2020 | United States | November 1968 | Granta Park, Great Abington, Cambridge, CB21 6GB, England |
| DOVEY, Brian Hugh RESIGNED | Director | | 23 Mar 1993 | United States | November 1941 | 704 Plymouth Road, Gwynned Valley, Pa 19347, FOREIGN, Usa |
| DRUMMOND, Alan Hastings RESIGNED | Director | 26 May 1994 | 17 Mar 2000 | | March 1950 | 14 High Street, Standlake, Witney, Oxfordshire, OX29 7RY |
| EDWARDS, Timothy Peter Warren RESIGNED | Director | 03 Aug 2001 | 10 Sep 2003 | | October 1956 | Thames Court, Watlington Road, Oxford, Oxfordshire, OX4 6LY |
| FALLEN, Malcolm James RESIGNED | Director | 01 Oct 1997 | 31 Mar 1999 | | October 1959 | Brook House, Transport Way, Oxford, Oxfordshire |
| FELLNER, Peter John, Dr RESIGNED | Director | 14 Nov 2008 | 18 Dec 2014 | United Kingdom | December 1943 | 100, Berkshire Place, Wharfedale Road Winnersh, Wokingham, Berkshire, RG41 5RD, United Kingdom |
| FOEHR, Matthew William RESIGNED | Director | 12 Oct 2018 | 02 Dec 2020 | United States | August 1972 | 100 Berkshire Place, Wharfedale Road, Winnersh, Berkshire, RG41 5RD, United Kingdom |
| GARLAND, Ian RESIGNED | Director | 15 Jun 2009 | 12 Oct 2018 | England | July 1965 | 100, Berkshire Place, Wharfedale Road Winnersh, Wokingham, Berkshire, RG41 5RD |
| GOLDSTEIN, Elliot Paul, Dr RESIGNED | Director | 24 Sep 1998 | 04 Nov 2002 | | February 1951 | Isis House, Transport Way, Oxford, Oxfordshire, OX4 6LX |
| GORDON, John Laurie, Dr RESIGNED | Director | | 24 Jun 1994 | | July 1944 | Bishop Oak Jarnway, Boars Hill, Oxford, OX1 5JF |
| GRAY, Stephen Marius RESIGNED | Director | | 23 Mar 1993 | United Kingdom | August 1934 | 47 Maze Hill, Greenwich, London, SE10 8XQ |
| HUTCHISON, John Blundell, Dr RESIGNED | Director | 01 Oct 2004 | 31 Aug 2007 | | September 1955 | Oakdene Court 613 Reading Road, Winnersh, Wokingham, Berkshire, RG41 5UA |
| IRWIN, Thomas Ronald RESIGNED | Director | 23 Mar 1993 | 30 Sep 1996 | United Kingdom | July 1935 | Beechcroft Camp Road, Gerrards Cross, Buckinghamshire, SL9 7PG |
| JACK, David, Sir RESIGNED | Director | | 23 Mar 1993 | | February 1924 | 6 The Slype, Gustard Wood, Wheathampstead, Hertfordshire, AL4 8RY |
| JENSEN, Peder Klosterskov, Doctor RESIGNED | Director | 26 Jan 1998 | 31 Jul 1999 | | July 1954 | 40 Gatehouse Road, Bedminster 07921, New Jersey United States |
| KIRBY, Pamela Josephine, Dr RESIGNED | Director | 02 Sep 1996 | 30 Sep 1998 | | September 1953 | Avondale Blenheim View, Park Lane Long Hanborough, Witney, Oxfordshire, OX8 8RD |
| KORENBERG, Matthew Edward RESIGNED | Director | 12 Oct 2018 | 02 Dec 2020 | United States | March 1975 | Granta Park, Great Abington, Cambridge, CB21 6GB, England |
| LEATHERS, David Frederick James RESIGNED | Director | | 23 Mar 1993 | | December 1942 | Eastcote House, Church Lane, Dogmersfield, Hampshire, RG27 8TB |
| LEWIS, Peter John, Dr RESIGNED | Director | 09 Jul 1992 | 30 Jun 1997 | | April 1944 | West View Cottage, Fernham Road, Uffington, Oxon, SN7 7RD |
| MACKNEY, David RESIGNED | Director | 15 Jun 2009 | 12 Oct 2018 | United Kingdom | February 1968 | 100, Berkshire Place, Wharfedale Road Winnersh, Wokingham, Berkshire, RG41 5RD, United Kingdom |
| MCCULLAGH, Keith Graham, Dr RESIGNED | Director | | 23 Sep 1998 | United Kingdom | November 1943 | Cuddington Mill, Cuddington, Aylesbury, Buckinghamshire, HP18 0BP |
| MOLONEY, Brian RESIGNED | Director | 07 Nov 2022 | 04 Oct 2024 | United States | August 1962 | Granta Park, Great Abington, Cambridge, CB21 6GB, England |
| NOBLE, James Julian RESIGNED | Director | | 12 Feb 1997 | | March 1959 | Fernbank, 13 Elsfield Road Old Marston, Oxford, Oxon, OX3 0PR |
| REECE, Charles Hugh, Sir RESIGNED | Director | | 23 Mar 1993 | | January 1927 | Heath Ridge, Graffham, Petworth, West Sussex, GU28 0PT |
| RICHARDS, Brian Mansel, Sir RESIGNED | Director | | 23 Mar 1993 | | September 1932 | Panthers Hill Church End, Bletchingdon, Kidlington, Oxfordshire, OX5 3DJ |
| SLATER, John Andrew Duncan RESIGNED | Director | 20 Apr 2008 | 30 Sep 2009 | United Kingdom | January 1953 | Oakdene Court, 613 Reading Road, Winnersh, Berkshire, RG41 5UA |
| STURGE, Simon RESIGNED | Director | 23 Apr 2003 | 29 Feb 2008 | | March 1959 | Oakdene Court, 613 Reading Road, Winnersh, Berkshire, RG41 5UA |
| WEIR, Anthony John RESIGNED | Director | 31 Mar 1999 | 14 Nov 2008 | | June 1960 | Oakdene Court, 613 Reading Road, Winnersh, Berkshire, RG41 5UA |
| WEIR, Anthony John RESIGNED | Director | 12 Feb 1997 | 01 Oct 1997 | | June 1960 | Thames Court, Watlington Road, Oxford, Oxfordshire, OX4 6LY |
| WOOD, Lars Michael RESIGNED | Director | 02 Dec 2020 | 14 Aug 2023 | England | November 1955 | Granta Park, Great Abington, Cambridge, CB21 6GB, England |