| WILSON, Sarah Elizabeth ACTIVE | Secretary | 07 Jun 2010 | | | | 6, Clock Tower Mews, London, N1 7BB, England |
| COWHIG, Margot Julia ACTIVE | Director | 04 Jun 2018 | | England | December 1969 | 6, Clock Tower Mews, London, N1 7BB, England |
| DAW, Christine Susan ACTIVE | Director | 03 Jun 2013 | | England | September 1957 | 14, Clock Tower Mews, London, N1 7BB, England |
| EDMONDSON, James Kristjan ACTIVE | Director | 09 Jun 2014 | | England | March 1984 | 13, Clock Tower Mews, London, N1 7BB, England |
| LOW, Jie Ying ACTIVE | Director | 02 Jun 2024 | | England | November 1990 | 6, Clock Tower Mews, London, N1 7BB, England |
| LYE, David William Frederick ACTIVE | Director | 11 Jun 2012 | | United Kingdom | January 1958 | 6, Clock Tower Mews, London, N1 7BB, England |
| PYPER, Charlotte Helen Louise ACTIVE | Director | 02 Jun 2024 | | England | February 1994 | 6, Clock Tower Mews, London, N1 7BB, England |
| TANSKA, Aleksandra Maria ACTIVE | Director | 15 Jun 2026 | | England | June 1988 | 10, Clock Tower Mews, London, N1 7BB, England |
| FORSYTH, Patrick RESIGNED | Secretary | 01 May 1991 | 18 Dec 1998 | | | 17 Clock Tower Mews, London, N1 7BB |
| SCHOFIELD, Helen Mary RESIGNED | Secretary | 18 Dec 1998 | 10 Jun 2002 | | | 5 Clock Tower Mews, London, N1 7BB |
| SPARHAM SOUTER, Ian James RESIGNED | Secretary | 10 Jun 2002 | 08 Jun 2009 | | | 15 Clock Tower Mews, Islington, London, N1 7BB |
| SUN, James, Dr RESIGNED | Secretary | 09 Jun 2009 | 07 Jun 2010 | | | 12, Clock Tower Mews, London, N1 7BB |
| BAKER, Tarrill Jane RESIGNED | Director | 12 Sep 2020 | 17 Jun 2023 | England | January 1971 | 16, Clock Tower Mews, London, N1 7BB, England |
| CHAFEL, Lisa RESIGNED | Director | 06 Jun 2005 | 11 Jun 2007 | England | March 1967 | 1, Clock Tower Mews, Islington, London, N1 7BB |
| COLQUHOUN, Fiona RESIGNED | Director | 01 Nov 1992 | 21 Aug 1998 | England | November 1952 | 15 Trinity Church Road, Barnes, London, SW13 8ET |
| CRAMER, Delia Ann RESIGNED | Director | 16 Sep 1991 | 19 Apr 2000 | | July 1935 | 2 Clock Tower Mews, Arlington Avenue, London, N1 7BB |
| DRYDEN, Douglas Godfrey RESIGNED | Director | | 09 Nov 1992 | | November 1949 | 6 Rue Siggy V1 Letzeberg, Luxembourg L 1933 |
| GOZAL, Deborah Ann RESIGNED | Director | 06 Jun 2005 | 11 Jun 2007 | | October 1959 | 17 Clock Tower Mews, London, N1 7BB |
| HO, Vincent Kah Hin, Mr. RESIGNED | Director | 11 Jun 2012 | 04 Jun 2018 | United Kingdom | September 1971 | 9, Clock Tower Mews, London, N1 7BB, England |
| JONES, Martin Peter RESIGNED | Director | 11 Jun 2007 | 07 Jun 2010 | | March 1966 | 12 Clock Tower Mews, London, N1 7BB |
| LISTER, James RESIGNED | Director | 25 Oct 1993 | 25 Jun 1996 | | March 1952 | 1 Clock Tower Mews, Arlington Avenue, London, N1 7BB |
| MACKINTOSH, Shona Ann RESIGNED | Director | 01 Nov 1992 | 28 Feb 1995 | | November 1954 | 4 Clocktower Mews, Arlington Avenue, London, N1 7BB |
| MILLARD, Margot Julia RESIGNED | Director | 07 Jun 2010 | 11 Jun 2012 | United Kingdom | December 1969 | 4, Clock Tower Mews, London, N1 7BB, United Kingdom |
| MILLARD, Richard William RESIGNED | Director | 11 Jun 2007 | 08 Jun 2009 | | November 1954 | 4 Clock Tower Mews, London, N1 7BB |
| MORGAN, Keith Kenvyn RESIGNED | Director | 02 Jun 2003 | 11 Jun 2012 | United Kingdom | March 1954 | 17 Clock Tower Mews, London, N1 7BB |
| MOSCROP, Emma-Jane RESIGNED | Director | 22 May 2000 | 06 Jun 2005 | | October 1969 | 2 Clocktower Mews, Arlington Avenue Islington, London, N1 7BB |
| NICHOLLS, Penelope Ann RESIGNED | Director | 06 Jun 2005 | 01 Sep 2015 | United Kingdom | March 1955 | 9 Clock Tower Mews, London, N1 7BB |
| NICHOLLS, Penelope Ann RESIGNED | Director | 01 May 1995 | 10 Jun 2002 | United Kingdom | March 1955 | 9 Clock Tower Mews, London, N1 7BB |
| OWENS, Christine RESIGNED | Director | 16 Sep 1991 | 06 Jun 2005 | | August 1942 | 18 Clock Tower Mews, Arlington Avenue, London, N1 7BB |
| OXLEY, Karen RESIGNED | Director | 11 Sep 2017 | 02 Jun 2024 | England | July 1961 | 3, Clock Tower Mews, London, N1 7BB, England |
| SOAMES, Jean Rosalind RESIGNED | Director | 19 Aug 1996 | 05 Jun 2006 | | August 1929 | 12 Clock Tower Mews, London, N1 7BB |
| SPARHAM SOUTER, Ian James RESIGNED | Director | 10 Jun 2002 | 11 Sep 2017 | United Kingdom | October 1968 | 15 Clock Tower Mews, Islington, London, N1 7BB |
| SUN, James, Dr RESIGNED | Director | 09 Jun 2009 | 07 Jun 2010 | | September 1968 | 12, Clock Tower Mews, London, N1 7BB |
| TOPPING, Susan Angela RESIGNED | Director | | 01 Nov 1992 | | February 1957 | 6 Clocktower Mews, Arlington Avenue, London, N1 7BB |