| AHLUWALIA, Gillian Ethel ACTIVE | Director | 04 Jul 2013 | | England | April 1968 | 1, Stephen Street, London, W1T 1AL |
| JACKSON, Stuart Paul ACTIVE | Director | 31 Jul 2024 | | United Kingdom | August 1978 | 1 Stephen Street, London, W1T 1AL |
| COE, Linda Frances RESIGNED | Secretary | | 02 Aug 1993 | | | 51 Eagle Heights, London, SW11 2LJ |
| FARNABY, Helen Linda RESIGNED | Secretary | 20 Aug 1998 | 31 May 2016 | | | 1, Stephen Street, London, W1T 1AL |
| GIBSON, Carolyn Ann RESIGNED | Secretary | 01 Jun 2016 | 23 Aug 2016 | | | 1 Stephen Street, London, W1T 1AL |
| GOWIN, Sandra RESIGNED | Secretary | 02 Aug 1993 | 20 Aug 1998 | | | 65 Castle Avenue, East Ewell, Epsom, Surrey, KT17 2PJ |
| MORETON, Jacqueline Frances RESIGNED | Secretary | 24 Aug 2016 | 14 Nov 2016 | | | 1 Stephen Street, London, W1T 1AL |
| SPEVACK, Tracey Jane RESIGNED | Secretary | 15 Nov 2016 | 26 Oct 2017 | | | 1 Stephen Street, London, W1T 1AL |
| BROWN, Peter Malcolm RESIGNED | Director | 11 Apr 2003 | 11 Oct 2005 | England | August 1958 | Chartfield, Guildford Road, Westcott, Dorking, Surrey, RH4 3LG |
| ELSTEIN, David Keith RESIGNED | Director | | 15 Jan 1993 | United Kingdom | November 1944 | 64 Hotham Road, London, SW15 1QP |
| GEARING, John RESIGNED | Director | 10 Jul 2012 | 05 Jul 2013 | United Kingdom | January 1970 | 1, Stephen Street, London, W1T 1AL, United Kingdom |
| GOSS, Clive Michael RESIGNED | Director | 17 Oct 2001 | 11 Apr 2003 | | February 1963 | 41 Glycena Road, Battersea, London, SW11 5TP |
| GRANT, Robert Raymond RESIGNED | Director | 13 Apr 2007 | 31 May 2016 | England | June 1968 | 1, Stephen Street, London, W1T 1AL |
| HAMBLEY, Robert John RESIGNED | Director | | 05 May 1994 | | November 1939 | 4 St Elmo Road, London, W12 9EA |
| HILL, Alexander James RESIGNED | Director | 23 Nov 2005 | 13 Apr 2007 | United Kingdom | June 1972 | 21 Old Devonshire Road, London, SW12 9RD |
| HUMBY, Nicholas Wayne RESIGNED | Director | 25 Jun 1993 | 29 Sep 2000 | | May 1957 | 1 The Paddock, Hartley Wintney, Hook, Hampshire, RG27 8UB |
| HUNT, Derek Roy RESIGNED | Director | | 25 Jun 1993 | | December 1945 | 175 Mortlake Road, Kew, TW9 4AW |
| OLDFIELD, David William RESIGNED | Director | 01 Jun 2016 | 31 Jul 2024 | England | December 1962 | 1 Stephen Street, London, W1T 1AL |
| OUSEY, Ian Ryder Marchant RESIGNED | Director | 09 Oct 1997 | 17 Oct 2001 | | December 1962 | The White House Bakeham Lane, Englefield Green, Surrey, TW20 9TU |
| PHILLIPS, Michael John RESIGNED | Director | | 30 Apr 1996 | | April 1945 | 14 Sheen Common Drive, Richmond, Surrey, TW10 5BN |
| PIRNIE, Christopher Robert RESIGNED | Director | 01 Jul 2022 | 21 Nov 2023 | England | December 1978 | 1 Stephen Street, London, W1T 1AL |
| SHIRLEY, Lloyd George RESIGNED | Director | | 19 Jan 2000 | | December 1931 | Flat 5 Lampard House, 8 Maida Avenue, London, W2 1SS |
| TINGAY, Sarah Frances Hamilton RESIGNED | Director | 17 Oct 2001 | 12 Sep 2014 | England | July 1956 | 1, Stephen Street, London, W1T 1AL |
| VESPER, Christian James RESIGNED | Director | 31 Jul 2024 | 11 Jun 2025 | United Kingdom | May 1968 | 1 Stephen Street, London, W1T 1AL |
| THE LORD BRABOURNE RESIGNED | Director | | 12 May 1995 | | | 41 Montpelier Walk, London, SW7 1JH |