| FALCONER, Adele Christine ACTIVE | Secretary | 07 May 2015 | | | | 8 King Street, St. James's, London, SW1Y 6QT |
| BARRY, Karl Michael ACTIVE | Director | 15 Aug 2023 | | England | March 1977 | 8 King Street, St. James's, London, SW1Y 6QT |
| CARTER, Sophie Jane ACTIVE | Director | 11 Mar 2011 | | England | September 1969 | 8 King Street, St. James's, London, SW1Y 6QT |
| 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 | 10 Dec 2010 | | | 8, King Street, St. James's, London, SW1Y 6QT |
| DITE, Patricia Irene RESIGNED | Secretary | 01 Dec 1992 | 31 Mar 1999 | | | Piers Cottage Village Way, Little Chalfont, Amersham, Buckinghamshire, HP7 9PX |
| GHINN, Sarah RESIGNED | Secretary | 10 Dec 2010 | 07 May 2015 | | | 69, Thrale Road, London, SW16 1NU, England |
| HOFFMAN, Philip Michael RESIGNED | Secretary | | 30 Nov 1992 | | | 35 Cremorne Road, Chelsea, London, SW10 0NB |
| AYDON, Richard Hinchliffe RESIGNED | Director | 30 Jan 2001 | 29 Feb 2008 | | March 1955 | 13 Blatchington Road, Tunbridge Wells, Kent, TN2 5EG |
| BARTHAUD, Paul Alexander RESIGNED | Director | | 31 Jan 2001 | England | March 1956 | 41 Upfield, Croydon, CR0 5DR |
| BENTLEY, Jeremy George RESIGNED | Director | 27 May 2011 | 12 Apr 2016 | England | September 1969 | 8 King Street, St. James's, London, SW1Y 6QT |
| BLYTHE, Peter Jens RESIGNED | Director | 30 Jan 2001 | 23 May 2001 | England | July 1954 | 269 Hills Road, Cambridge, Cambridgeshire, CB2 2RP |
| BOWDEN, Latasha Joan RESIGNED | Director | 30 Mar 2017 | 14 Jun 2017 | United Kingdom | April 1980 | 8 King Street, St. James's, London, SW1Y 6QT |
| CHICHESTER, Dermot Michael Claude RESIGNED | Director | 01 Jan 1995 | 31 Dec 1999 | United Kingdom | November 1953 | Village Farm House, Bledington, Oxfordshire, OX7 6XQ |
| COLERIDGE, William Anthony RESIGNED | Director | | 31 Jan 2001 | United Kingdom | December 1934 | 2 Carlton Lodge, 37/39 Lowndes Street, London, SW1X 9JB |
| COLLINGRIDGE, James William RESIGNED | Director | | 31 Dec 1998 | | August 1930 | 32 Rouse Gardens, London, SE21 8AF |
| COLLINS, Ian Richard RESIGNED | Director | 21 Apr 2016 | 30 Mar 2017 | England | May 1967 | 8, King Street, St. James's, London, SW1Y 6QT, England |
| COLLINS, Jeremy Peter RESIGNED | Director | | 31 Jan 2001 | | May 1936 | Knaresborough Cottage, Marcham, Abingdon, Oxfordshire, OX13 6NG |
| DOLMAN, Edward James RESIGNED | Director | 30 Jan 2001 | 30 Jun 2011 | United Kingdom | February 1960 | 8 King Street, St. James's, London, SW1Y 6QT |
| DOLMAN, Edward James RESIGNED | Director | | 31 Jan 1996 | | February 1960 | 40 Gerrad Road, Barnes, London, SW13 9RG |
| DUCKWORTH, Philip Andrew RESIGNED | Director | 06 Jul 1998 | 31 Jan 2001 | | February 1948 | 28 Wyndham Road, Ealing, W13 9TE |
| EDMEADES, Evelyn Hugh RESIGNED | Director | | 31 Jan 2001 | United Kingdom | March 1956 | 22 Allfarthing Lane, London, SW18 2PQ |
| FLORY, Peter Andrew RESIGNED | Director | 01 Jan 1995 | 31 Jan 2001 | | July 1962 | Pightle Cottage Cock Lane, Penn, High Wycombe, Buckinghamshire, HP10 8AP |
| FROST, Patricia Mary Antonia RESIGNED | Director | 27 Mar 2000 | 31 Jan 2001 | | January 1960 | 11 Cumberland Road, Reading, Berkshire, RG1 3LB |
| HELLIWELL, Stephen RESIGNED | Director | | 20 Nov 1996 | | March 1954 | Park View House 136 Portway, London, E15 3QJ |
| KING, Lisa Jan RESIGNED | Director | 30 Jan 2001 | 11 Mar 2011 | United Kingdom | November 1959 | 8 King Street, St. James's, London, SW1Y 6QT |
| KNAPTON, Christopher Geoffrey RESIGNED | Director | 19 Jul 1993 | 31 Jan 1996 | | August 1954 | 12 Calais Gate, Cormont Road, London, SE5 9RQ |
| LANCASTER, David Joseph RESIGNED | Director | | 31 Jan 2001 | | February 1947 | 10 Delmar Avenue, Hemel Hempstead, Hertfordshire, HP2 4LY |
| MCDONALD, John Henry RESIGNED | Director | 01 Jan 1996 | 31 Jan 2001 | England | December 1959 | 1 Lonsdale Road, Dorking, Surrey, RH4 1JP |
| MCELHATTON, Simon Nicholas RESIGNED | Director | 11 Jul 2000 | 31 Jan 2001 | United Kingdom | February 1958 | 47 Criffel Avenue, London, SW2 4BW |
| MORDANT CROOK, Susan RESIGNED | Director | | 31 Jan 2001 | United Kingdom | March 1945 | 55 Gloucester Avenue, London, NW1 7BA |
| NASH, Peter James RESIGNED | Director | | 31 Jan 2001 | | July 1947 | 1 Fleet Avenue, Upminster, Essex, RM14 1PZ |
| PACE, Andrew RESIGNED | Director | 31 Jan 2001 | 14 Nov 2002 | | August 1962 | Flat 3, 58 Petty France, London, SW1 |
| PRITCHARD, Michael RESIGNED | Director | 20 Dec 1999 | 31 Jan 2001 | | November 1964 | 38 Sutton Road, Watford, Hertfordshire, WD17 2QF |
| PROUDFOOT, John Hugh Christopher RESIGNED | Director | | 31 Jan 2001 | United Kingdom | December 1946 | The Old Rectory, Fawkham, Longfield, Kent, DA3 8LX |
| ROSE, Thomas David Lauchlan RESIGNED | Director | | 31 Jan 1997 | | June 1933 | Kingsfield Cottage Ketches Lane, Sheffield Park, Sussex, TN22 5RY |
| VALENTINE, Shireen RESIGNED | Director | 02 May 2018 | 17 Aug 2023 | United Kingdom | January 1980 | 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 |
| WILKINSON, Mark RESIGNED | Director | 06 Jul 1998 | 31 Jan 2001 | | October 1962 | 17 Moorfield Road, Orpington, Kent, BR6 0HG |
| WOLCOUGH, Victoria Wendell RESIGNED | Director | 06 Jul 1998 | 31 Jan 2001 | | August 1944 | 3 Coniger Road, London, SW6 3TB |