| OWEN, Andrew Derek Walter ACTIVE | Secretary | 02 Feb 2005 | | | | 21 Stephen Street, London, W1T 1LN |
| ROBERTS, Ben Andrew ACTIVE | Director | 14 Feb 2020 | | England | April 1975 | 21 Stephen Street, London, W1T 1LN |
| BLACKFORD SWARIES, Tyrone Michael RESIGNED | Secretary | 19 May 2003 | 02 Feb 2005 | | | 39 Sefton Avenue, Mill Hill, London, NW7 3QE |
| DUSU, Christian Komla RESIGNED | Secretary | 13 Mar 2001 | 19 May 2003 | | | 124 Old School Place, Croydon, Surrey, CR0 4GB |
| NELSON, Ian Roy RESIGNED | Secretary | | 31 Dec 2000 | | | 4 Willian Way, Letchworth, Hertfordshire, SG6 2HG |
| BROOKS, Ernest Sidney RESIGNED | Director | | 13 Jul 1993 | | January 1922 | 133 Lichfield Court, Sheen Road, Richmond, Surrey, TW9 1AY |
| CHRISTIE, Ian Leslie, Professor RESIGNED | Director | | 06 Dec 1996 | England | February 1945 | 131 Mountview Road, London, N4 4JH |
| DAUMAN, Anatole RESIGNED | Director | | 13 Jun 1996 | | February 1925 | 19 Rue Pomegreu, 75116 Paris, FOREIGN, France |
| DUSU, Christian Komla RESIGNED | Director | 13 Mar 2001 | 19 May 2003 | England | August 1954 | 124 Old School Place, Croydon, Surrey, CR0 4GB |
| HAGAN, Alyson Barbara RESIGNED | Director | 29 Oct 2021 | 07 Nov 2025 | Scotland | July 1968 | 21 Stephen Street, London, W1T 1LN |
| MAWBY, Trevor John Charles RESIGNED | Director | 31 Jul 2011 | 04 Dec 2015 | England | February 1949 | Allithwaite House, 34 Station Road, Stow-Cum-Quy, Cambridge, CB25 9AJ, Great Britain |
| MCLAUGHLIN, Gillian Margaret RESIGNED | Director | 27 Nov 2002 | 31 Jul 2011 | England | July 1957 | 21 Ringcroft Street, London, N7 8ND |
| NELSON, Ian Roy RESIGNED | Director | 06 Dec 1996 | 06 Dec 1996 | United Kingdom | June 1953 | 4 Willian Way, Letchworth, Hertfordshire, SG6 2HG |
| NELSON, Ian Roy RESIGNED | Director | 06 Dec 1996 | 31 Dec 2000 | United Kingdom | June 1953 | 4 Willian Way, Letchworth, Hertfordshire, SG6 2HG |
| NEVILL, Amanda Elizabeth RESIGNED | Director | 14 Dec 2010 | 14 Feb 2020 | United Kingdom | March 1957 | 21 Stephen Street, London, W1T 1LN |
| PARKHILL, David Carson RESIGNED | Director | 01 May 2014 | 29 Oct 2021 | United Kingdom | February 1954 | 21 Stephen Street, London, W1T 1LN |
| STEVENSON, Robert Wilfrid, Lord Stevenson Of Balmacara RESIGNED | Director | 06 Dec 1996 | 01 Feb 1998 | United Kingdom | April 1947 | Missenden House, Little Missenden, Amersham, Buckinghamshire, HP7 0RD |
| TECKMAN, Jonathan Simon Paul RESIGNED | Director | 10 Nov 1999 | 19 May 2003 | United Kingdom | May 1963 | 15 King Edward Avenue, Aylesbury, Buckinghamshire, HP21 7JD |
| VILLATTE, Didier RESIGNED | Director | | 24 Feb 1995 | | May 1944 | 38 Cleveland Square, London, W26 6DA |
| WHITEHEAD, Irene Margaret RESIGNED | Director | 13 Jan 1994 | 06 Dec 1996 | | January 1947 | Flat 20 Berkeley Court, London, W5 2AE |
| WOODWARD, John Collin RESIGNED | Director | 01 Feb 1998 | 31 Oct 1999 | | February 1961 | Flat 9 2 Porchester Gardens, London, W2 5JL |
| WOOTTON, Adrian RESIGNED | Director | 27 Nov 2002 | 19 May 2003 | United Kingdom | May 1962 | 116 Trentham Street, Wandsworth, London, SW18 5DJ |