| GREGORY, David ACTIVE | Director | 01 Dec 2018 | | England | July 1988 | 53a, Klea Avenue, London, SW4 9HY, England |
| THOMAS, Jonathan Huw Pryce ACTIVE | Director | 15 Apr 2022 | | United Kingdom | December 1963 | 8, Magdalen Lane, Christchurch, BH23 1PH, England |
| CHATTERWAY, Dennis Alan RESIGNED | Nominee Secretary | 10 Apr 1991 | 18 Sep 1991 | | | 14 Warren Close, Elmswell, Bury St Edmunds, Suffolk, IP30 9DS |
| CROWE, Charles Andrew RESIGNED | Secretary | 09 May 2001 | 30 Jun 2006 | | | 53a Klea Avenue, London, SW4 9HY |
| DUNN, Verity Kate RESIGNED | Secretary | 05 Mar 1999 | 10 May 2001 | | | 53 Klea Avenue, London, SW4 9HY |
| HAMMOND, Corinne Jane RESIGNED | Secretary | 01 Dec 2018 | 27 Feb 2021 | | | 53, Klea Avenue, London, SW4 9HY |
| HUTCHINSON, Katherine Anna RESIGNED | Secretary | 18 Sep 1991 | 18 Nov 1994 | | | 52 Pentney Road, London, SW12 0NY |
| LEWIS, Gemma Clare RESIGNED | Secretary | 25 Aug 2009 | 01 Dec 2018 | | | 53a, Klea Avenue, London, SW4 9HY |
| PAUL, Joanna RESIGNED | Secretary | | 01 Feb 1999 | | | 53 Klea Avenue, Clapham South, London, SW4 9HY |
| WILSON, James Hans Mitchell RESIGNED | Secretary | 30 Jun 2006 | 25 Aug 2009 | | | 53a Klea Avenue, London, SW4 9HY |
| CARTER, Nicholas Paul RESIGNED | Director | 18 Sep 1991 | 01 Jan 1997 | | December 1960 | 53a Klea Avenue, Clapham Common, London, SW4 9HY |
| CLARKE, Richard William John, Dr RESIGNED | Director | 29 Jul 2005 | 11 Apr 2008 | | April 1976 | 53 Klea Avenue, London, SW4 9HY |
| CRAMPTON, Simon John RESIGNED | Director | 11 Apr 2008 | 20 Dec 2016 | United Kingdom | January 1974 | 53, Klea Avenue, London, SW4 9HY |
| CROWE, Charles Andrew RESIGNED | Director | 09 May 2001 | 30 Jun 2006 | | August 1972 | 53a Klea Avenue, London, SW4 9HY |
| CROWE, Saskia RESIGNED | Director | 10 May 2001 | 10 May 2001 | | August 1970 | 53a Klea Avenue, London, SW4 9HY |
| DUNN, Verity Kate RESIGNED | Director | 05 Mar 1999 | 10 May 2001 | | August 1974 | 53 Klea Avenue, London, SW4 9HY |
| HAMMOND, Corinne RESIGNED | Director | 20 Dec 2016 | 27 Feb 2022 | United Kingdom | January 1984 | 53 Klea Avenue, Klea Avenue, London, SW4 9HY, England |
| HUTCHINSON, Katherine Anna RESIGNED | Director | 18 Sep 1991 | 18 Nov 1994 | | August 1962 | 52 Pentney Road, London, SW12 0NY |
| JONES, Helen Louise RESIGNED | Director | 10 May 2001 | 29 Jul 2005 | | August 1974 | 53 Klea Avenue, Clapham, London, SW4 9HY |
| LEWIS, Gemma Clare RESIGNED | Director | 25 Aug 2009 | 01 Dec 2018 | England | March 1985 | 53a, Klea Avenue, London, SW4 9HY |
| MCALISTER, Laura RESIGNED | Director | 12 Mar 1998 | 10 May 2001 | | December 1970 | 53a Klea Avenue, Clapham South, London, SW4 9HY |
| PAUL, Joanna RESIGNED | Director | 18 Nov 1994 | 01 Feb 1999 | | January 1965 | 53 Klea Avenue, Clapham South, London, SW4 9HY |
| WILSON, James Hans Mitchell RESIGNED | Director | 30 Jun 2006 | 25 Aug 2009 | | February 1971 | 53a Klea Avenue, London, SW4 9HY |
| HACKWOOD SERVICE COMPANY RESIGNED | Nominee Director | 10 Apr 1991 | 18 Sep 1991 | | | Barrington House 56-67 Gresham Street, London, EC2V 7BB |