| FALCONER, Adele Christine ACTIVE | Secretary | 07 May 2015 | | | | 8 King Street, St. James's, London, SW1Y 6QT |
| FALCONER, Adele Christine ACTIVE | Director | 20 Apr 2016 | | England | October 1975 | 8 King Street, St James's, London, SW1Y 6QT, England |
| NORMAN, Timothy John ACTIVE | Director | 02 May 2018 | | England | April 1975 | 8 King Street, St. James's, London, SW1Y 6QT, England |
| AYDON, Richard Hinchliffe RESIGNED | Secretary | 01 Apr 1999 | 29 Feb 2008 | | | 13 Blatchington Road, Tunbridge Wells, Kent, TN2 5EG |
| DEEMING, Nicholas RESIGNED | Secretary | 29 Feb 2008 | 31 Dec 2009 | | | 8, King Street, St. James's, London, SW1Y 6QT |
| DITE, Patricia Irene RESIGNED | Secretary | 01 Sep 1992 | 31 Mar 1999 | | | Piers Cottage Village Way, Little Chalfont, Amersham, Buckinghamshire, HP7 9PX |
| DU VICNAUD DE VILLEFORT, Bertrand RESIGNED | Secretary | | 31 Aug 1992 | | | 185 Avenue Victor-Hugo, Paris 75116, FOREIGN, France |
| GHINN, Sarah RESIGNED | Secretary | 31 Dec 2009 | 07 May 2015 | | | 69, Thrale Road, London, SW16 1NU, England |
| ANDRE DE LA PORTE, Charles Henri RESIGNED | Director | | 21 Jul 1997 | | November 1926 | Eerder Esch, Eerde, Ommen 7731 Pk, FOREIGN, The Netherlands |
| AYDON, Richard Hinchliffe RESIGNED | Director | 24 Jul 1997 | 29 Feb 2008 | | March 1955 | 13 Blatchington Road, Tunbridge Wells, Kent, TN2 5EG |
| BENTLEY, Jeremy George RESIGNED | Director | 08 Jul 2011 | 12 Apr 2016 | England | September 1969 | 8 King Street, St. James's, London, SW1Y 6QT |
| BOWDEN, Latasha Joan RESIGNED | Director | 30 Mar 2017 | 14 Jun 2017 | United Kingdom | April 1980 | 8 King Street, St. James's, London, SW1Y 6QT |
| BROOKS, Stephen John RESIGNED | Director | 31 Dec 2009 | 08 Jul 2011 | England | April 1965 | 8 King Street, St. James's, London, SW1Y 6QT |
| CARTER, Sophie Jane RESIGNED | Director | 08 Jul 2011 | 14 Apr 2016 | England | September 1969 | 8 King Street, St. James's, London, SW1Y 6QT |
| COLLINS, Ian Richard RESIGNED | Director | 21 Apr 2016 | 30 Mar 2017 | England | May 1967 | 8 King Street, St. James's, London, SW1Y 6QT |
| CURIEL, Francois Philippe RESIGNED | Director | | 08 Jul 2011 | Switzerland | September 1948 | 40 Route De Malagnou, Geneva, 1208, Switzerland |
| DOLMAN, Edward James RESIGNED | Director | 31 Dec 2009 | 30 Jun 2011 | United Kingdom | February 1960 | 8 King Street, St. James's, London, SW1Y 6QT |
| DUNCAN, Adam James RESIGNED | Director | 11 Aug 2000 | 31 Dec 2009 | England | October 1963 | 18 Shottfield Avenue, London, SW14 8EA |
| KING, Lisa Jan RESIGNED | Director | 31 Dec 2009 | 11 Mar 2011 | United Kingdom | November 1959 | 8 King Street, St. James's, London, SW1Y 6QT |
| LODI-FE, Maurizio RESIGNED | Director | | 11 Aug 1993 | | June 1918 | Via Del Lugari 55, Rome 00178, FOREIGN, Italy |
| PYLKKANEN, Juha Pekka RESIGNED | Director | 31 Dec 2009 | 08 Jul 2011 | United Kingdom | May 1963 | 8 King Street, St. James's, London, SW1Y 6QT |
| WARD, Andrew Jonathan RESIGNED | Director | 14 Jun 2017 | 09 May 2018 | England | December 1964 | 8 King Street, St James's, London, SW1Y 6QT, England |