| REES, Claire Jacqueline ACTIVE | Secretary | 02 Oct 2023 | | | | 5th Floor, 30 Panton Street, London, SW1Y 4AJ, England |
| BAVERSTOCK, Gavin James ACTIVE | Director | 03 Jan 2023 | | England | November 1973 | 5th Floor, 30 Panton Street, London, SW1Y 4AJ, England |
| FERGUSON, Bruce Hill ACTIVE | Director | 15 Apr 2020 | | Scotland | October 1971 | 5th Floor, 30 Panton Street, London, SW1Y 4AJ, England |
| REES, Claire ACTIVE | Director | 17 Dec 2009 | | England | May 1978 | 5th Floor, 30 Panton Street, London, SW1Y 4AJ, England |
| WILLEY, David Benjamin, Dr. ACTIVE | Director | 17 Jun 2010 | | England | April 1973 | 5th Floor, 30 Panton Street, London, SW1Y 4AJ, England |
| FISHER, Ruth RESIGNED | Secretary | | 01 Aug 2002 | | | Badger Hill House, 107 Clophill Road, Maulden, Bedford, MK45 2AD |
| GILMORE, Cormac John Peter RESIGNED | Secretary | 01 Aug 2002 | 17 Jun 2010 | | | 12 Chilham Close, Greenford, Middlesex, UB6 8AR |
| WILLEY, Ben RESIGNED | Secretary | 17 Jun 2010 | 01 Oct 2023 | | | 5th Floor, 30 Panton Street, London, SW1Y 4AJ, England |
| BROOK, Graeme Howard Blythe RESIGNED | Director | | 03 Jun 1994 | United Kingdom | August 1955 | 5 Melbourne Close, Orpington, Kent, BR6 0BJ |
| CLARK, Dennis Leslie RESIGNED | Director | | 23 Apr 2008 | United Kingdom | December 1943 | 3 Cockspur Street, London, SW1Y 5BQ |
| ERGIS, Peter RESIGNED | Director | | 11 Dec 1997 | United Kingdom | March 1941 | 48 Manor Way, Petts Wood, Orpington, Kent, BR5 1NW |
| FISHER, Ruth RESIGNED | Director | 03 Jun 1994 | 01 Aug 2002 | | June 1942 | Badger Hill House, 107 Clophill Road, Maulden, Bedford, MK45 2AD |
| GILMORE, Cormac John Peter RESIGNED | Director | 01 Aug 2002 | 17 Jun 2010 | England | July 1959 | 12 Chilham Close, Greenford, Middlesex, UB6 8AR |
| HUNTING, Richard Hugh RESIGNED | Director | | 11 Dec 1997 | England | July 1946 | 40 Smith Street, Chelsea, London, SW3 4EP |
| JARVIS, Mark Edwin RESIGNED | Director | 01 Sep 2017 | 03 Jan 2023 | England | February 1966 | 5th Floor, 30 Panton Street, London, SW1Y 4AJ, England |
| MITCHELL, Dean RESIGNED | Director | 15 Dec 2009 | 03 Jan 2023 | England | October 1961 | 5th Floor, 30 Panton Street, London, SW1Y 4AJ, England |
| PROCTOR, Dennis Lee RESIGNED | Director | 23 Apr 2008 | 01 Sep 2017 | United States, Texas | April 1952 | 5, Hanover Square, London, W1S 1HQ |
| ROSE, Peter RESIGNED | Director | 23 Apr 2008 | 15 Apr 2020 | England | October 1958 | 5, Hanover Square, London, W1S 1HQ, England |
| SIMMONDS, Christopher Robin RESIGNED | Director | | 11 Dec 1997 | United Kingdom | January 1945 | 73 Studdridge Street, Parsons Green, London, SW6 3TD |