| GERRARD, Barry Alexander Ralph ACTIVE | Secretary | 01 Mar 2007 | | | | The Battleship Building, 179 Harrow Road, London, W2 6NB, United Kingdom |
| BLOK, Robert Pieter ACTIVE | Director | 21 Jun 2013 | | United Kingdom | January 1976 | The Battleship Building, 179 Harrow Road, London, W2 6NB, United Kingdom |
| WOODS, Ian Philip ACTIVE | Director | 21 Jun 2013 | | United Kingdom | September 1974 | The Battleship Building, 179 Harrow Road, London, W2 6NB, United Kingdom |
| BAYLISS, Joshua RESIGNED | Secretary | 31 Aug 2006 | 01 Mar 2007 | | | 15 Hopefield Avenue, London, NW6 6LJ |
| GRAM, Peter Gerardus RESIGNED | Secretary | 10 Mar 2000 | 31 Aug 2006 | | | 9 Lambyn Croft, Langshott, Horley, Surrey, RH6 9XU |
| LEGGE, Diana Patricia RESIGNED | Secretary | 16 Jun 1997 | 10 Mar 2000 | | | 24a Enderby Street, London, SE10 9PF |
| BERRISFORD, Michael Henry RESIGNED | Director | 04 Nov 1998 | 29 Oct 1999 | | August 1955 | 13 Roskell Road, Putney, London, SW15 1DS |
| BRANSON, Richard Charles Nicholas, Sir RESIGNED | Director | 25 Jun 2001 | 03 Mar 2004 | | July 1950 | 9 Holland Park, London, W11 3TH |
| BURROUGHS, Ian Steven RESIGNED | Director | 21 May 1999 | 29 Oct 1999 | United Kingdom | March 1954 | 26 Mount Close, Crawley, West Sussex, RH10 7EF |
| COCKROFT, Jonathan Richard RESIGNED | Director | 26 Feb 2004 | 31 Mar 2006 | | August 1963 | 12 Warfield Road, Hampton, Middlesex, TW12 2AY |
| COOK, Andrew RESIGNED | Director | 18 Jan 2000 | 24 Aug 2001 | | March 1963 | 1 Ashley Cottage, Ockford Road, Godalming, Surrey, GU7 1QY |
| COQUEBERT DE NEUVILLE, Charlotte Madeleine Paulette RESIGNED | Director | 20 May 2010 | 18 May 2012 | United Kingdom | October 1982 | The School House, 50 Brook Green, London, W6 7RR, United Kingdom |
| FARROW, Frances Elizabeth RESIGNED | Director | 16 Jun 1997 | 04 Nov 1998 | | November 1963 | Marshalls Terrace 39 High Street, Cuckfield, West Sussex, RH17 5EL |
| FOX, Nicholas Anthony Robert RESIGNED | Director | 21 Jun 2013 | 17 Sep 2015 | United Kingdom | January 1970 | The Battleship Building, 179 Harrow Road, London, W2 6NB, United Kingdom |
| FOYN, Philip Dennis RESIGNED | Director | 01 Oct 2008 | 15 Jan 2009 | | December 1972 | 98, Croydon Road, Caterham, Surrey, CR3 6QD, United Kingdom |
| HINDLE, Alun Timothy RESIGNED | Director | 03 Apr 2009 | 28 Oct 2009 | United Kingdom | August 1973 | Fairfield House, 9 Dulwich Village, London, SE21 7BU |
| JACKSON, John Ellis RESIGNED | Director | 13 Feb 2001 | 06 Apr 2008 | United Kingdom | January 1947 | Avalon 26 Abbey Gardens, Upper Woolhampton, Reading, Berkshire, RG7 5TZ |
| LEE, Andrew Shore RESIGNED | Director | 24 Aug 2001 | 01 Oct 2008 | United Kingdom | September 1968 | 21, Elmwood Avenue, Bognor Regis, West Sussex, PO22 8DE |
| MACAPILI, Camilla Gail Bacero RESIGNED | Director | 16 Nov 2009 | 20 May 2010 | United Kingdom | August 1985 | 29, Craven Hill Mews, London, England, W2 3DY, England |
| MALIK, Shauravi RESIGNED | Director | 31 Aug 2011 | 12 Apr 2012 | United Kingdom | October 1981 | The School House, 50 Brook Green, London, W6 7RR, United Kingdom |
| MOORHEAD, John Patrick RESIGNED | Director | 21 Jan 2009 | 03 Apr 2009 | United Kingdom | February 1975 | The School House, 50 Brook Green, London, W6 7RR, United Kingdom |
| MURPHY, Stephen Thomas Matthew RESIGNED | Director | 16 Jun 1997 | 11 Jul 2000 | | August 1956 | 23 The Crescent, London, SW13 0NN |
| POOLE, Mark RESIGNED | Director | 03 Mar 2004 | 20 Dec 2006 | Switzerland | August 1962 | Suite Chemin Rayes, 27 1222 Vesenaz, Geneva, Switzerland |
| RODIE, Kirsten Jane RESIGNED | Director | 28 Oct 2009 | 16 Nov 2009 | United Kingdom | July 1982 | The School House, 50 Brook Green, Hammersmith, London, W6 7RR, United Kingdom |
| STEELE, Paul Anthony RESIGNED | Director | 04 Nov 1998 | 26 Apr 2001 | | July 1954 | The Brambles, 38 Littleheath Lane, Cobham, Surrey, KT11 2QQ |
| STENT, Carla Rosaline RESIGNED | Director | 18 May 2012 | 21 Jun 2013 | United Kingdom | February 1971 | The Battleship Building, 179 Harrow Road, London, W2 6NB, United Kingdom |