| MCCONNELL, Suzanne ACTIVE | Secretary | 29 Aug 2019 | | | | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| GILL, Rajul ACTIVE | Director | 30 Jun 2023 | | United Kingdom | October 1973 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| PEACHEY, Mark Robert ACTIVE | Director | 31 Dec 2023 | | United Kingdom | December 1980 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| WRIGHT, David Robert ACTIVE | Director | 31 Mar 2025 | | United Kingdom | April 1981 | 70 Grosvenor Street, London, W1K 3JP |
| BALL, Judith Patricia RESIGNED | Secretary | 01 Jun 2006 | 29 Aug 2019 | | | 5 Langworthy, Royston Grove, Hatch End, Middlesex, HA5 4HE |
| HAGGER, Jonathan Osborne RESIGNED | Secretary | 26 Jun 2003 | 31 May 2006 | | | Whte Roding, 104 Warwick Park, Tunbridge Wells, Kent, TN2 5EN |
| 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 |
| TOLHURST, Caroline Mary RESIGNED | Secretary | 13 Aug 1999 | 26 Jun 2003 | | | First Floor, 14 Oxberry Avenue, London, SW6 5SS |
| BEEVOR, Stuart Robert Hartley RESIGNED | Director | 26 Jun 2003 | 17 Mar 2011 | United Kingdom | January 1957 | Yorktown, Burgh Heath Road, Epsom, Surrey, KT17 4LS |
| CHISHOLM, Ian Duncan RESIGNED | Director | 28 Mar 2022 | 31 Dec 2023 | England | June 1967 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| DAVIS, Robert Richard RESIGNED | Director | 01 Jun 2019 | 28 Mar 2022 | England | October 1967 | 70 Grosvenor Street, London, W1K 3JP |
| HAGGER, Jonathan Osborne RESIGNED | Director | | 31 May 2006 | United Kingdom | December 1949 | White Roding, 104 Warwick Park, Tunbridge Wells, Kent, TN2 5EN |
| JAMES, Anthony William Searson RESIGNED | Director | 18 Mar 2011 | 12 Sep 2013 | United Kingdom | September 1968 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| JAMES, John, Sir RESIGNED | Director | | 12 Mar 1993 | | March 1935 | 10 Buckingham Gate, London, SW1E 6LA |
| JUKES, Christopher James RESIGNED | Director | 01 Apr 2014 | 27 Sep 2019 | United Kingdom | April 1978 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| LEE, Deborah Clare RESIGNED | Director | 27 Sep 2019 | 28 Mar 2022 | England | February 1976 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| MAIR, Ian Douglas RESIGNED | Director | 28 Mar 2022 | 27 Jun 2024 | Scotland | July 1973 | 70, Grosvenor Street, London, England, W1K 3JP, England |
| MOORE, Jeremy Stephen RESIGNED | Director | 28 Mar 2022 | 30 Jun 2023 | United Kingdom | September 1960 | Penpol, Lesnewth, Boscastle, Cornwall, PL35 0HR, United Kingdom |
| NEWSUM, Jeremy Henry Moore RESIGNED | Director | 12 Mar 1993 | 30 Jun 2008 | England | April 1955 | Priory House, 59 Station Road, Swavesey, Cambridgeshire, CB4 5QJ |
| PRESTON, Mark Robin RESIGNED | Director | 01 Jul 2008 | 28 Mar 2022 | England | January 1968 | 70, Grosvenor Street, London, W1K 3JP, United Kingdom |
| PRESTON, Mark Robin RESIGNED | Director | 27 Nov 2000 | 25 Oct 2002 | | January 1968 | 551 Marin Avenue, Mill Valley, California, CA 94941, Usa |
| SCARLES, Nicholas Richard RESIGNED | Director | 01 Jun 2006 | 31 May 2019 | England | June 1962 | Hadley, Doggetts Wood Lane, Chalfont St Giles, Bucks, HP8 4TJ, United Kingdom |
| WHITTY-LEWIS, James Creyke Hulton RESIGNED | Director | 28 Mar 2022 | 31 Mar 2025 | United Kingdom | September 1981 | 70, Grosvenor Street, London, England, W1K 3JP, England |