| WEBSTER, Daniel Jonathan ACTIVE | Secretary | 15 Jan 2015 | | | | 87-135 Brompton Road, London, SW1X 7XL |
| WARD, Michael Ashley ACTIVE | Director | 20 Jun 2014 | | England | July 1956 | 87-135 Brompton Road, London, SW1X 7XL |
| WEAVER, Geoffrey Paul ACTIVE | Director | 03 Jun 2025 | | England | August 1982 | 87-135 Brompton Road, London, SW1X 7XL |
| WEBSTER, Daniel Jonathan ACTIVE | Director | 10 Nov 2017 | | England | August 1970 | 87-135 Brompton Road, London, SW1X 7XL |
| DEAN, Simon David Hatherly RESIGNED | Secretary | 01 Aug 2002 | 10 Sep 2010 | | | 87-135 Brompton Road, London, SW1X 7XL |
| GOLDBERG, Justine Magdalen RESIGNED | Secretary | 18 Oct 2010 | 02 May 2014 | | | 87-135 Brompton Road, London, SW1X 7XL |
| JERMAN, Susan RESIGNED | Secretary | | 01 Aug 2002 | | | 29 Bathurst Mews, London, W2 2SB |
| AL-ABDULLA, Hussain Ali A.A., His Excellency Dr RESIGNED | Director | 07 May 2010 | 02 Feb 2015 | Qatar | January 1957 | 87-135 Brompton Road, London, SW1X 7XL |
| AL-KUWARI, Khalifa Jassim RESIGNED | Director | 07 May 2010 | 02 Sep 2014 | Qatar | January 1977 | 87-135 Brompton Road, London, SW1X 7XL |
| AL-SAYED, Ahmad Mohamed, His Excellency Mr RESIGNED | Director | 07 May 2010 | 02 Feb 2015 | Qatar | July 1976 | 87-135 Brompton Road, London, SW1X 7XL |
| ARMSTRONG, Anthony John RESIGNED | Director | 07 May 2010 | 28 Jun 2010 | Qatar | February 1968 | 87-135 Brompton Road, London, SW1X 7XL |
| BOLLICIER, Peter RESIGNED | Director | | 18 Apr 1994 | | January 1945 | 1 Walton Place, London, SW3 1RH |
| BYRNE, Jeffrey RESIGNED | Director | 01 Aug 2002 | 28 Nov 2010 | United Kingdom | December 1958 | 87-135 Brompton Road, London, SW1X 7XL |
| DE BOER, Clive Pieter RESIGNED | Director | | 30 Jun 1999 | United Kingdom | April 1940 | Humphreys, Magdalen Laver Nr Chipping, Ongar, Essex, CM5 0ER |
| DEAN, Simon David Hatherly RESIGNED | Director | 01 Jun 2004 | 10 Sep 2010 | England | December 1964 | 87-135 Brompton Road, London, SW1X 7XL |
| EDGAR, John Peter RESIGNED | Director | 20 Jun 2014 | 10 Nov 2017 | England | July 1970 | 87-135 Brompton Road, London, SW1X 7XL |
| HAWKINS, John Graham RESIGNED | Director | | 16 Nov 1999 | England | June 1947 | 45 The Avenue, Tadworth, Surrey, KT20 5DB |
| JERMAN, Susan RESIGNED | Director | 11 Apr 1995 | 31 May 2004 | England | May 1952 | Apartment 743, Nell Gwynn House, Sloane Avenue, London, SW3 3BG |
| MAAMRIA, Kamel, Dr RESIGNED | Director | 08 Jul 2010 | 28 May 2014 | Qatar | October 1962 | 87-135 Brompton Road, London, SW1X 7XL |
| NAJDECKI, William Charles RESIGNED | Director | 01 Jul 1999 | 30 Jun 2002 | | May 1950 | Westfield, The Meads Old Avenue, Weybridge, Surrey, KT13 0LS |
| PARKER, Timothy Nicholas Blake RESIGNED | Director | 22 Jul 2022 | 23 May 2025 | United Kingdom | November 1980 | 87-135 Brompton Road, London, SW1X 7XL |
| SPRINGETT, Mark Stephen RESIGNED | Director | | 30 Oct 1992 | | December 1950 | Lone Pine, Bramshott Chase, Hindhead, Surrey, GU26 6DG |
| TANNA, Anil RESIGNED | Director | 16 Nov 1999 | 07 May 2010 | England | June 1947 | 87-135 Brompton Road, London, SW1X 7XL |