| MORGAN, Lucy Anne ACTIVE | Secretary | 14 Oct 2014 | | | | 89 Albert Embankment, London, SE1 7UQ |
| ASHMAN, Alison ACTIVE | Director | 09 Sep 2019 | | England | February 1986 | 89 Albert Embankment, London, SE1 7UQ |
| BUTTERWORTH, Paul Matthew ACTIVE | Director | 10 Mar 2020 | | England | June 1981 | 89 Albert Embankment, London, SE1 7UQ |
| LYTTLE, Amy ACTIVE | Director | 10 Mar 2020 | | England | February 1988 | 89 Albert Embankment, London, SE1 7UQ |
| REDMOND, Hannah Dawn Lily ACTIVE | Director | 11 Oct 2017 | | England | July 1985 | 89 Albert Embankment, London, SE1 7UQ |
| UDDIN, Jamal ACTIVE | Director | 26 Apr 2018 | | England | March 1970 | 89 Albert Embankment, London, SE1 7UQ |
| HASSANI, Nargis RESIGNED | Secretary | 15 Sep 2012 | 28 Feb 2014 | | | 89 Albert Embankment, London, SE1 7UQ |
| JONES, Chloe Kaylet Saire RESIGNED | Secretary | 11 Apr 2000 | 11 Mar 2011 | | | 89 Albert Embankment, London, SE1 7UQ |
| MITCHISON, Mary Amaryllis RESIGNED | Secretary | 24 Jul 1996 | 11 Apr 2000 | | | 56 Hanover Gardens, London, SE11 5TN |
| TAME, John Townsend RESIGNED | Secretary | | 27 Jun 1996 | | | 7 Keats Close, Bedford, Bedfordshire, MK40 2AR |
| WELLS, Natalie Anne RESIGNED | Secretary | 11 Mar 2011 | 15 Sep 2012 | | | 89 Albert Embankment, London, SE1 7UQ |
| ABBOTT, John RESIGNED | Director | 10 Jul 1995 | 20 Nov 1998 | | June 1935 | 19 Mill Lane, Linton, Cambs, CB1 6JY |
| ARMSTRONG, Melanie Jane RESIGNED | Director | 28 May 2015 | 06 Nov 2017 | England | June 1964 | 89 Albert Embankment, London, SE1 7UQ |
| BEARD, Judith Ann RESIGNED | Director | 09 Jun 1999 | 05 Sep 2007 | England | February 1949 | 18 Lewisham Heights, 155 Honor Oak Road, London, SE23 3RW |
| BORTCOSH, Siham RESIGNED | Director | 26 Oct 1998 | 26 Jan 2001 | England | September 1967 | 15 Campbell Road, London, E3 4DS |
| BRADLEY, Arthur Kenneth RESIGNED | Director | 24 Jul 1996 | 10 Oct 1998 | | April 1941 | 9 Home Farm Close, Esher, Surrey, KT10 9HA |
| BRINGANS, Amanda Jane RESIGNED | Director | 13 Dec 2007 | 07 Oct 2011 | England | November 1961 | 53b Pope's Avenue, Strawberry Hill, Middx, TW2 5TD |
| CARDY, Peter John Stubbings RESIGNED | Director | 04 Feb 2001 | 31 Dec 2006 | | April 1947 | 16 Cumberland Drive, Redbourn, St. Albans, Hertfordshire, AL3 7PG |
| DURHAM, Peter James RESIGNED | Director | 11 Mar 2010 | 26 Jul 2019 | England | October 1960 | 89 Albert Embankment, London, SE1 7UQ |
| HUNT, Christopher John William RESIGNED | Director | 25 Jul 2001 | 19 May 2016 | United Kingdom | July 1958 | 89 Albert Embankment, London, SE1 7UQ |
| KIRK, Susan RESIGNED | Director | 28 Sep 2005 | 23 Jul 2014 | England | July 1945 | "Highbury Lodge", 43 Cromwell Close, Boston, Lincolnshire, PE21 9NQ |
| LLOYD, Simon Buchanan RESIGNED | Director | | 06 Jan 1995 | | January 1930 | 3 Merivale Road, London, SW15 2NW |
| PHILLIPS, Simon James RESIGNED | Director | 16 Mar 2015 | 11 Oct 2017 | United Kingdom | January 1971 | 89 Albert Embankment, London, SE1 7UQ |
| ROSSI, Paul Nigel RESIGNED | Director | 01 Jul 1992 | 22 Dec 2004 | United Kingdom | August 1950 | 279 Ivydale Road, London, SE15 3DZ |
| SCOTT, Douglas Andrew RESIGNED | Director | | 28 Jun 1995 | | June 1930 | Halford House, Shipston On Stour, Warwickshire, CV36 5BS |
| SEAMAN, Christopher Robert RESIGNED | Director | | 01 Jul 1992 | | November 1934 | 6 Chaucer Court, Ewelme, Wallingford, Oxfordshire, OX10 6HW |
| THOMAS, Lynda Margaret RESIGNED | Director | 08 Mar 2012 | 30 Mar 2015 | England | March 1965 | 89 Albert Embankment, London, SE1 7UQ |
| THOMSON, David Richmond RESIGNED | Director | 24 Mar 1994 | 25 Jan 1996 | | October 1934 | Coppice House, Manor Lane,Glaston, Oakham, Leicestershire, LE15 9BT |
| WADSLEY, Gemma Teresa RESIGNED | Director | 07 Oct 2011 | 10 Jan 2018 | England | May 1982 | 89 Albert Embankment, London, SE1 7UQ |
| WILLIAMS, Sarah Kate RESIGNED | Director | 05 May 2017 | 23 Oct 2019 | England | February 1972 | 89 Albert Embankment, London, SE1 7UQ |
| WINDER, Elizabeth Jane RESIGNED | Director | 13 Dec 2007 | 11 Mar 2010 | | December 1975 | 10 Haldan Road, London, E4 9JJ |
| YOUNG, Nicholas Charles, Sir RESIGNED | Director | 10 Jul 1995 | 25 Jul 2001 | United Kingdom | April 1952 | 117 Cambridge Road, Wimbledon, London, SW20 0PU |