| TRAYNOR, John Devon ACTIVE | Secretary | 28 Aug 2025 | | | | Bankside 3, 90 - 100 Southwark Street, London, SE1 0SW, England |
| BHATE, Manoj Suryakant ACTIVE | Director | 09 Jan 2020 | | England | May 1963 | Bankside 3, 90 - 100 Southwark Street, London, SE1 0SW, England |
| LOVE, Georgina Ann ACTIVE | Director | 30 Sep 2018 | | England | July 1977 | Bankside 2, 90 - 100 Southwark Street, London, SE1 0SW, England |
| BRAY, Sally-Ann RESIGNED | Secretary | 01 Oct 2010 | 28 Aug 2025 | | | Bankside 3, 90-100 Southwark Street, London, SE1 0SW, England |
| BRISCOE, Andrew Charles RESIGNED | Secretary | 22 Nov 2005 | 03 May 2006 | | | 15 School Lane, Jkirkella, East Yorkshire, HU10 7NP |
| GREEN, Nicholas Edward Charles RESIGNED | Secretary | 03 May 2006 | 01 Oct 2010 | | | 31 Merryhill, Frensham Vale Road, Farnham, Surrey, GU10 3HS |
| MELLING, Clare Elizabeth RESIGNED | Secretary | | 22 Nov 2005 | | | Jacksons Barn, Lowfield Lane, Haisthorpe, YO25 4NX |
| ANDERSON, Jack RESIGNED | Director | 01 Oct 2010 | 30 Jun 2017 | United States | February 1952 | 710, Second Avenue, Suite 1300, Seattle, Washington 98104, United States |
| BACHMANN, David Lee RESIGNED | Director | 31 Oct 2019 | 01 Apr 2025 | United States | January 1964 | 195, Broadway, 18th Floor, New York, 10007, United States |
| BARLOW, Michael Gregory RESIGNED | Director | 27 Nov 2018 | 09 Jan 2020 | England | December 1975 | 12, Bishop's Bridge Road, London, W2 6AA, England |
| BRISCOE, Andrew Charles RESIGNED | Director | 19 Dec 2005 | 22 Dec 2016 | United Kingdom | February 1973 | 31, St. Petersburgh Place, Westminster, London, W2 4LA, England |
| BRISCOE, Jane Louisa RESIGNED | Director | 09 Jan 2009 | 01 Oct 2010 | | August 1976 | 44, Newtown Road, Hove, East Sussex, BN3 6AB |
| CURRAN, Brian William RESIGNED | Director | 01 Oct 2010 | 17 Mar 2014 | Usa | November 1957 | 239, Old Marylebone Road, London, NW1 5QT |
| GREEN, Catherine Jane RESIGNED | Director | 09 Jan 2009 | 01 Oct 2010 | | September 1973 | 31, Frensham Vale, Lower Bourne, Farnham, Surrey, GU10 3HS |
| GREEN, Nicholas Edward Charles RESIGNED | Director | 03 May 2006 | 31 Dec 2014 | England | June 1972 | 31, St. Petersburgh Place, Westminster, London, W2 4LA, England |
| JOHNSON, Michael Ian RESIGNED | Director | 11 Dec 2015 | 30 Sep 2018 | England | April 1986 | 85, Strand, 5th Floor, London, WC2R 0DW, England |
| MELLING, Clare Elizabeth RESIGNED | Director | | 22 Nov 2005 | | February 1956 | Jacksons Barn, Lowfield Lane, Haisthorpe, YO25 4NX |
| MELLING, Peter Roland RESIGNED | Director | | 22 Nov 2005 | | September 1950 | Jacksons Barn, Lowfield Lane, Haisthorpe, YO25 4NX |
| O'BRIEN, Mark Anthony RESIGNED | Director | 30 Sep 2018 | 31 Oct 2019 | United States | March 1963 | 130, Fifth Avenue, New York, 10011, United States |
| TRUEMAN, Peter Douglas RESIGNED | Director | 30 Apr 2014 | 30 Sep 2018 | United Kingdom | January 1952 | Bankside 2, 100 Southwark Street, London, SE1 0SW, England |
| VAN ELKAN, Kim RESIGNED | Director | 11 Dec 2015 | 30 Sep 2018 | England | July 1970 | 85, Strand, 5th Floor, London, WC2R 0DW, England |
| WHITELEY, Alastair RESIGNED | Director | 22 Nov 2005 | 11 Dec 2015 | United Kingdom | October 1968 | 31, St. Petersburgh Place, Westminster, London, W2 4LA, England |
| WHITELEY, Carolyn Louise RESIGNED | Director | 09 Jan 2009 | 01 Oct 2010 | | April 1971 | 56, Marney Road, London, SW11 5EP |
| WHITWORTH, James Christopher Bardsley RESIGNED | Director | 01 Oct 2010 | 30 Apr 2014 | England | January 1945 | 239, Old Marylebone Road, London, NW1 5QT |