| BOYCE, Fiona Clare ACTIVE | Secretary | 01 Apr 2022 | | | | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| BRIGHT, Amelia Mary ACTIVE | Director | 29 Aug 2025 | | England | July 1986 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| CONWAY, Matthew Joseph ACTIVE | Director | 04 Jan 2022 | | United Kingdom | December 1984 | 70 Grosvenor Street, London, W1K 3JP |
| JUKES, Christopher James ACTIVE | Director | 03 Nov 2025 | | United Kingdom | April 1978 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| PANDYA, Pareen ACTIVE | Director | 10 Apr 2026 | | United Kingdom | July 1989 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| TOWNLEY, Piers Maxwell ACTIVE | Director | 01 Dec 2022 | | United Kingdom | September 1980 | 70 Grosvenor Street, London, W1K 3JP |
| HARGREAVES, Alison Ann RESIGNED | Secretary | 09 Aug 1993 | 13 Aug 1999 | | | 49 St Georges Avenue, London, N7 0AJ |
| HOLLAND, William Robert RESIGNED | Secretary | | 09 Aug 1993 | | | 3 Angel Cottages, Milespit Hill, London, NW7 1RD |
| LEWIS, Derek John RESIGNED | Secretary | 07 Jun 2018 | 31 Mar 2022 | | | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| ROBINSON, Katharine Emma RESIGNED | Secretary | 01 Jul 2008 | 07 Jun 2018 | | | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| TOLHURST, Caroline Mary RESIGNED | Secretary | 13 Aug 1999 | 01 Jul 2008 | | | Flat B, 10 Oxberry Avenue, London, SW6 5SS |
| ALDRED, Martin RESIGNED | Director | 13 Oct 1994 | 31 Mar 2000 | | March 1945 | 16 Elliott Square, London, NW3 3SU |
| BAILEY, Keith John RESIGNED | Director | 01 Aug 2014 | 31 Dec 2019 | England | January 1979 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| BALL, Stephanie Frances RESIGNED | Director | 16 Dec 2020 | 31 Dec 2021 | United Kingdom | November 1981 | 70 Grosvenor Street, London, W1K 3JP |
| BAX, William Robert RESIGNED | Director | 01 Feb 2011 | 01 Jun 2018 | United Kingdom | August 1978 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| BLUNDELL, Roger Frederick Crawford RESIGNED | Director | 03 Apr 2008 | 30 Jun 2020 | United Kingdom | August 1962 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| BOND, Anna Clare RESIGNED | Director | 01 Dec 2022 | 05 Apr 2024 | United Kingdom | May 1981 | 70, Grosvenor Street, London, England, W1K 3JP, England |
| BOND, Anna Clare RESIGNED | Director | 01 Jul 2020 | 14 Jan 2022 | United Kingdom | May 1981 | 70, Grosvenor Street, London, England, W1K 3JP, England |
| BOND, Anna Clare RESIGNED | Director | 12 Apr 2016 | 23 Aug 2019 | United Kingdom | May 1981 | 70, Grosvenor Street, London, England, W1K 3JP, England |
| BRIGHT, Amelia Mary RESIGNED | Director | 10 Oct 2022 | 12 Dec 2024 | England | July 1986 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| BRIGHT, Amelia Mary RESIGNED | Director | 01 Jul 2021 | 11 Mar 2022 | England | July 1986 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| BRIGHT, Amelia Mary RESIGNED | Director | 07 Jul 2017 | 22 Oct 2020 | England | July 1986 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| BUCK, Lauren Ruth RESIGNED | Director | 11 Jan 2010 | 15 Nov 2010 | United Kingdom | July 1971 | 5, Canonbury Lane, Islington, London, N1 2AS, United Kingdom |
| CLARK, John Edward Thompson RESIGNED | Director | 11 Jan 2010 | 17 Oct 2014 | United Kingdom | February 1969 | Wedgwood, 13 Woodcote Park Road, Epsom, Surrey, KT18 7EY, United Kingdom |
| CLARKE, Giles Andrew RESIGNED | Director | 11 Jan 2010 | 07 Nov 2013 | United Kingdom | June 1967 | 26, Onslow Gardens, London, N10 3JU, United Kingdom |
| COOPER, Haydn John RESIGNED | Director | 04 Jun 2013 | 19 Feb 2016 | England | January 1981 | 70, Grosvenor Street, London, England, W1K 3JP, England |
| CRICHTON, Douglas Nigel RESIGNED | Director | 28 Apr 2016 | 31 Aug 2020 | England | October 1976 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| CURTIS, Sarah-Jane RESIGNED | Director | 16 Nov 2010 | 16 Nov 2010 | United Kingdom | July 1963 | 26, Vallance Road, London, N22 7UB, United Kingdom |
| CURTIS, Sarah-Jane RESIGNED | Director | 11 Jan 2010 | 15 Nov 2010 | United Kingdom | July 1963 | 26, Vallance Road, London, N22 7UB, United Kingdom |
| DE BROEKERT, Douglas Robert Jan RESIGNED | Director | 13 Oct 1994 | 31 Dec 1998 | | August 1939 | 22 Newcombe Park, Mill Hill, London, NW7 3QL |
| ELMER, Simon Richard RESIGNED | Director | 11 Jan 2010 | 11 Mar 2016 | England | May 1964 | Yew Tree Cottage, 27 High Street, Sproughton Ipswich, Suffolk, IP8 3AF, England |
| GREENWOOD, Jenefer Dawn RESIGNED | Director | 15 Nov 2010 | 31 Dec 2012 | England | October 1957 | 19, Belsize Lane, London, NW3 5AG, United Kingdom |
| HAGGER, Jonathan Osborne RESIGNED | Director | | 13 Oct 1994 | United Kingdom | December 1949 | White Roding, 104 Warwick Park, Tunbridge Wells, Kent, TN2 5EN |
| HAMMOND, Geoffrey RESIGNED | Director | 13 Oct 1994 | 31 Dec 1999 | | October 1939 | The Gateway, Fireball Hill, Ascot, Berkshire, SL5 9PJ |
| HANDLEY, Richard Simon RESIGNED | Director | 31 Dec 1999 | 03 Apr 2008 | Uk | April 1954 | The Linhay, Ilsington, Newton Abbot, Devon, TQ13 9RS |
| HARDING-ROOTS, Simon Geoffrey RESIGNED | Director | 28 Apr 2016 | 31 Dec 2019 | England | April 1968 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| HENDERSON, Chantal Antonia RESIGNED | Director | 01 Jul 2020 | 03 Nov 2025 | England | December 1975 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| HENDERSON, Chantal Antonia RESIGNED | Director | 17 Oct 2014 | 31 Dec 2019 | England | December 1975 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| HUGHES, Nigel Auriol RESIGNED | Director | 15 Nov 2010 | 27 Mar 2019 | England | April 1957 | 70, Grosvenor Street, London, England And Wales, W1K 3JP, United Kingdom |
| JAMES, John, Sir RESIGNED | Director | | 12 Mar 1993 | | March 1935 | 10 Buckingham Gate, London, SW1E 6LA |
| JEFFERIES, Richard Alexander RESIGNED | Director | 11 Jan 2016 | 31 Dec 2019 | England | January 1963 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| JUKES, Christopher James RESIGNED | Director | 01 Jul 2020 | 30 Nov 2022 | United Kingdom | April 1978 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| LEE, Deborah Clare RESIGNED | Director | 01 Apr 2022 | 10 Oct 2022 | England | February 1976 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| MACDIARMID, Jane Frances RESIGNED | Director | 01 Dec 2022 | 18 Dec 2025 | England | September 1982 | 70 Grosvenor Street, London, W1K 3JP |
| MAIR, Ian Douglas RESIGNED | Director | 03 Dec 2012 | 20 Jun 2014 | Scotland | July 1973 | 70, Grosvenor Street, London, England, W1K 3JP, England |
| MCWILLIAM, Craig David, Mr. RESIGNED | Director | 07 Nov 2013 | 10 Jan 2020 | United Kingdom | January 1972 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| MENDONCA, Jorge Emanuel RESIGNED | Director | 01 Jul 2020 | 23 Oct 2020 | England | July 1963 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| MENDONCA, Jorge Emanuel RESIGNED | Director | 07 Nov 2013 | 21 May 2018 | England | July 1963 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| MORRISON, Ian Robert RESIGNED | Director | 15 Nov 2010 | 07 May 2015 | United Kingdom | June 1972 | 65, Wantage Road, Wallingford, Oxon, OX10 OLS, United Kingdom |
| MUSGRAVE, Stephen Howard Rhodes RESIGNED | Director | 31 Dec 1998 | 30 Jun 2006 | United Kingdom | April 1953 | 4 Haverfield Gardens, Kew, Richmond, Surrey, TW9 3DD |
| NEWSUM, Jeremy Henry Moore RESIGNED | Director | 12 Mar 1993 | 13 Oct 1994 | England | April 1955 | Priory House, 59 Station Road, Swavesey, Cambridgeshire, CB4 5QJ |
| O'GRADY, Paul Francis RESIGNED | Director | 07 Jul 2017 | 20 Oct 2023 | England | July 1985 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| POWELL, Gary James RESIGNED | Director | 11 Jan 2010 | 03 Dec 2012 | United Kingdom | April 1974 | 99, Duke Road, London, W4 2BW, United Kingdom |
| PRESTON, Mark Robin RESIGNED | Director | 30 Jun 2006 | 30 Jun 2008 | | January 1968 | Allerston Manor, Thornton Le Dale, Pickering, North Yorkshire, YO18 7PF |
| RAYNOR, James Gilles RESIGNED | Director | 30 Sep 2019 | 30 Jun 2020 | United Kingdom | July 1973 | 70 Grosvenor Street, London, W1K 3JP |
| REID, John Francis RESIGNED | Director | 12 Apr 2016 | 30 Aug 2019 | United Kingdom | April 1974 | 70, Grosvenor Street, London, England, W1K 3JP, England |
| ROBINSON, Katharine Emma RESIGNED | Director | 01 Jul 2008 | 01 Jul 2008 | | June 1964 | 85a Gipsy Hill, London, SE19 1QL |
| SCHWARZ-RUNER, Ulrike RESIGNED | Director | 01 Feb 2011 | 28 Apr 2016 | England | April 1971 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| STEVENSON, Catherine Susan RESIGNED | Director | 22 Dec 2010 | 07 Jul 2017 | United Kingdom | June 1983 | 26, Carlton Court, Carlton Court, Harpenden, Herts, AL5 4SY, United Kingdom |
| TITCHEN, Jeremy David Tredennick RESIGNED | Director | 13 Feb 1998 | 10 Jun 2005 | United Kingdom | May 1963 | 86 Forest Road, Kew, Richmond, Surrey, TW9 3BZ |
| TOPEL, Heather Caryn RESIGNED | Director | 17 Jan 2022 | 30 Nov 2022 | United Kingdom | July 1978 | 70 Grosvenor Street, London, W1K 3JP |
| VERNON, Peter Sean RESIGNED | Director | 01 Jul 2008 | 31 Dec 2016 | England | July 1959 | 17 Liskeard Gardens, London, SE3 0PE |
| VERNON, Peter Sean RESIGNED | Director | 26 Jun 2006 | 01 Oct 2007 | England | July 1959 | 17 Liskeard Gardens, London, SE3 0PE |
| WILLIAMS, Raymond Charles RESIGNED | Director | 31 Dec 1999 | 31 Mar 2009 | | July 1953 | 5 Weldon Rise, Loughton Village, Milton Keynes, MK5 8BW |
| YALDRON, David RESIGNED | Director | 03 Dec 2012 | 07 Nov 2013 | United Kingdom | June 1974 | 70, Grosvenor Street, London, England, W1K 3JP, England |