| REDHEAD, Kayleigh ACTIVE | Secretary | 31 Dec 2025 | | | | Waterside House, 35 North Wharf Road, London, W2 1NW |
| DOBBS, Adam Leslie ACTIVE | Director | 27 Oct 2023 | | England | March 1980 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| HAMES, Victoria Elizabeth ACTIVE | Director | 07 Aug 2026 | | United Kingdom | 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 | 16 Jul 2021 | | England | March 1967 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| CHASE, Verity RESIGNED | Secretary | 12 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 | 12 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 |
| BOLLAND, Marc RESIGNED | Director | 14 Jul 2010 | 07 Feb 2011 | England | March 1959 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| BROOK, Daniel Oliver RESIGNED | Director | 31 Jan 2020 | 16 Jul 2021 | England | September 1984 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| BROWN, Lara Louise RESIGNED | Director | 01 Oct 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 | 01 Oct 2018 | England | July 1981 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| DENTON, Jeffrey Irvine RESIGNED | Director | 31 Jan 1994 | 28 Feb 2003 | | August 1946 | 138 Uxbridge Road, Harrow Weald, Middlesex, HA3 6TY |
| DYSON, Ian RESIGNED | Director | 27 Jun 2005 | 14 Jul 2010 | United Kingdom | May 1962 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| FINDLAY, Andrew Robert RESIGNED | Director | 05 Mar 2009 | 31 Jan 2011 | United Kingdom | October 1969 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| FOLLAND, Nick James RESIGNED | Director | 01 Feb 2019 | 27 Oct 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 |
| HARRIS, Emma RESIGNED | Director | 14 Jan 2021 | 27 Oct 2023 | England | October 1978 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| HAWKES, Joanna Marageret RESIGNED | Director | 10 Jul 2015 | 31 Jan 2020 | England | March 1961 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| HAY-PLUMB, Paula Maria RESIGNED | Director | 28 Feb 2003 | 30 Jun 2005 | England | March 1960 | Ventana, Drews Park, Beaconsfield, Buckinghamshire, HP9 2TT |
| LITTMODEN, Christopher RESIGNED | Director | | 31 Jan 1994 | | September 1943 | 47/67 Baker Street, London, W1A 1DN |
| LYONS, Robert Dylan RESIGNED | Director | 27 Oct 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 | 31 Dec 2004 | 31 Jul 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 |
| PETTITT, Clare Louise RESIGNED | Director | 27 Jun 2019 | 30 Nov 2020 | United Kingdom | April 1974 | Waterside House, 35 North Wharf Road, London, W2 1NW |
| POWERS-FREELING, Laurel Claire RESIGNED | Director | 05 Feb 2002 | 09 Nov 2004 | | May 1957 | Waterside House 35 North Wharf Road, London, W2 1NW |
| REED, Alison Clare RESIGNED | Director | 01 Feb 1999 | 30 Apr 2005 | United Kingdom | December 1956 | Waterside, PO BOX 365, Harmondsworth, West Drayton, UB7 0GB |
| 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 |