| REDHEAD, Kayleigh ACTIVE | Secretary | 31 Dec 2025 | | | | Waterside House, 35 North Wharf Road, London, W2 1NW |
| DOBBS, Adam Leslie ACTIVE | Director | 21 Nov 2023 | | England | March 1980 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| HAMES, Victoria Elizabeth ACTIVE | Director | 07 Aug 2026 | | England | October 1971 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| REDHEAD, Kayleigh ACTIVE | Director | 31 Dec 2025 | | England | August 1992 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| RUDOLPH, James Duncan ACTIVE | Director | 21 Nov 2023 | | England | March 1967 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| CHASE, Verity RESIGNED | Secretary | 06 Oct 2016 | 08 Feb 2018 | | | Waterside House, 35 North Wharf Road, London, W2 1NW |
| HOWELL, Patricia RESIGNED | Secretary | 08 Feb 2018 | 31 Aug 2022 | | | Waterside House, 35 North Wharf Road, London, W2 1NW |
| IVENS, Robert John RESIGNED | Secretary | 10 Mar 1998 | 06 Oct 2016 | | | Waterside House, 35 North Wharf Road, London, W2 1NW |
| LYONS, Robert Dylan RESIGNED | Secretary | 31 Aug 2022 | 31 Dec 2025 | | | Waterside House, 35 North Wharf Road, London, W2 1NW |
| OAKLEY, Graham John RESIGNED | Secretary | | 10 Mar 1998 | | | 27 Fairfax Road, Chiswick, London, W4 1EN |
| ALDRIDGE, Roger RESIGNED | Director | 01 Apr 1993 | 19 Jul 2000 | | January 1947 | The Orchard 33 Harcourt Road, Dorney Reach, Maidenhead, Berkshire, SL6 0DT |
| BOLLAND, Marc RESIGNED | Director | 14 Jul 2010 | 07 Feb 2011 | England | March 1959 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| BROWN, Lara Louise RESIGNED | Director | 14 Sep 2018 | 27 Jun 2019 | England | March 1981 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| COLVILL, Robert William Chaigneau RESIGNED | Director | | 31 Dec 2001 | England | July 1940 | Zoffany House, 65 Strand On The Green, London, W4 3PF |
| DALTON, Lindsay RESIGNED | Director | 31 Mar 2018 | 14 Sep 2018 | England | July 1981 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| DULIEU, Nicola Joy RESIGNED | Director | 31 Dec 2001 | 15 Jun 2004 | United Kingdom | December 1963 | 13, Sycamore Way, Chelmsford, Essex, CM2 9LZ |
| DYSON, Ian RESIGNED | Director | 17 Nov 2006 | 14 Jul 2010 | United Kingdom | May 1962 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| FOLLAND, Nick James RESIGNED | Director | 01 Feb 2019 | 21 Nov 2023 | United Kingdom | October 1965 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| FRISTON, Paul Allan RESIGNED | Director | 10 Jul 2014 | 05 Jun 2015 | England | June 1973 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| FULLER, Jennifer Caroline RESIGNED | Director | 27 Jun 2019 | 21 Nov 2023 | England | June 1982 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| GRIMBLE, Scilla RESIGNED | Director | 04 Apr 2016 | 14 Sep 2018 | England | February 1973 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| LUSHER, John Anderson RESIGNED | Director | | 01 Apr 1993 | | August 1933 | Edelweiss, Long Bottom Lane, Seer Green Beaconsfield, Buckinghamshire, HP9 2UL |
| LYONS, Robert Dylan RESIGNED | Director | 21 Nov 2023 | 31 Dec 2025 | United Kingdom | August 1986 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| MELLOR, Amanda RESIGNED | Director | 30 Jul 2009 | 01 Feb 2019 | England | March 1964 | 35, North Wharf Road, London, W2 1NW |
| OAKLEY, Graham John RESIGNED | Director | 15 Jun 2004 | 01 Sep 2009 | United Kingdom | October 1956 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| OATES, John Keith RESIGNED | Director | | 31 Jan 1999 | | July 1942 | Michael House, 47-67 Baker House, London, W1A 1DN |
| PLATT, Hamish RESIGNED | Director | 01 Jul 2015 | 04 Apr 2016 | England | March 1972 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| SHARPE, Michael Charles RESIGNED | Director | 27 Jun 2019 | 29 Oct 2021 | England | October 1969 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| STEWART, Alan James Harris RESIGNED | Director | 01 Nov 2010 | 10 Jul 2014 | England | April 1960 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| WEIR, Helen Alison RESIGNED | Director | 05 Jun 2015 | 31 Mar 2018 | England | August 1962 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| WILLEY, Alistair James RESIGNED | Director | 14 Sep 2018 | 27 Jun 2019 | England | April 1976 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| WILLIAMS, Christopher Michael RESIGNED | Director | 19 Jul 2000 | 31 Dec 2005 | England | September 1955 | 2 The Spinney, Parsonage Close Oakley, Bedford, Bedfordshire, MK43 7TH |