| MARTIN, Sinead Mary ACTIVE | Secretary | 30 Jun 2016 | | | | One Embassy Gardens, 8 Viaduct Gardens, London, SW11 7BW, United Kingdom |
| DOW, Francesca ACTIVE | Director | 08 Jan 2008 | | England | August 1963 | One Embassy Gardens, 8 Viaduct Gardens, London, SW11 7BW, United Kingdom |
| GARDINER, Mark William ACTIVE | Director | 31 Mar 2014 | | England | April 1961 | One Embassy Gardens, 8 Viaduct Gardens, London, SW11 7BW, United Kingdom |
| WELDON, Thomas Daryl ACTIVE | Director | 17 Oct 2012 | | England | August 1963 | One Embassy Gardens, 8 Viaduct Gardens, London, SW11 7BW, United Kingdom |
| CAPSOMIDIS, George RESIGNED | Secretary | 31 Jan 2012 | 12 Oct 2012 | | | 32, Bloomsbury Street, London, WC1B 3QJ, United Kingdom |
| HARVEY, Iain RESIGNED | Secretary | | 29 Apr 1993 | | | 57 Ennerdale Road, Richmond, Surrey, TW9 2DN |
| KAUFFMAN, Norman David RESIGNED | Secretary | 29 Apr 1993 | 31 Jan 2012 | | | 19 Harriet House, London Road, Hemel Hempstead, Hertfordshire, HP3 9GE |
| PEACOCK, Helena Caroline RESIGNED | Secretary | 12 Oct 2012 | 30 Jun 2016 | | | 28, Lancaster Grove, London, NW3 4PB |
| ATTENBOROUGH, Elizabeth Margaret RESIGNED | Director | 27 Jan 1994 | 09 Mar 1998 | | July 1952 | 53 Christchurch Road, East Sheen, London, SW14 7AQ |
| BRENNAN, Suzanne Margaret RESIGNED | Director | 17 Oct 2012 | 31 Mar 2014 | England | January 1969 | 23, Savernake Road, London, NW3 2JT |
| CAPSOMIDIS, George RESIGNED | Director | 25 Mar 2012 | 12 Oct 2012 | England | January 1944 | 97, Leaves Green Road, Keston, Kent, BR2 6DG, England |
| COATES, John Piesse RESIGNED | Director | | 16 Sep 2012 | United Kingdom | November 1927 | West Lodge Valley Road, Falkham Green, Longfield, Kent, DA3 8NF |
| ENGLE, Cecily Julia RESIGNED | Director | 13 Jul 1998 | 30 Jun 2002 | England | December 1960 | 55, Blenheim Terrace, London, NW8 0EJ |
| FLOYER, Sally Margaret Doris RESIGNED | Director | 25 Sep 2001 | 14 Nov 2007 | United Kingdom | April 1945 | 17 Stile Hall Gardens, Chiswick, London, W4 3BS |
| HAGLER, Muna RESIGNED | Director | 05 Oct 2011 | 14 Jul 2017 | England | October 1970 | 80, Strand, London, WC2R 0RL, United Kingdom |
| HALL, Stephen Derek RESIGNED | Director | 27 Jan 1994 | 09 Mar 1998 | | January 1942 | Parsonage Farm Cottage Forty Green, Beaconsfield, Buckinghamshire, HP9 1XS |
| HARVEY, Iain RESIGNED | Director | | 31 Dec 1998 | United Kingdom | March 1951 | 57 Ennerdale Road, Richmond, Surrey, TW9 2DN |
| KAUFFMAN, Norman David RESIGNED | Director | 01 Feb 1999 | 31 Jan 2012 | United Kingdom | January 1947 | 19 Harriet House, London Road, Hemel Hempstead, Hertfordshire, HP3 9GE |
| MILNES-SMITH, Philippa Jean RESIGNED | Director | 21 Apr 1998 | 25 Sep 2001 | United Kingdom | April 1960 | 14 Salcott Road, London, SW11 6DE |
| WARD, Malcolm Richard RESIGNED | Director | 14 Nov 2007 | 05 Oct 2011 | England | November 1958 | 4, Gatley Drive, Guildford, Surrey, GU4 7JJ |
| WELHAM, Andrew Peter RESIGNED | Director | 03 May 2006 | 18 Nov 2007 | United Kingdom | January 1956 | 20 Daleside, Gerrards Cross, Buckinghamshire, SL9 7JE |