| STAVROU, Tryphonas ACTIVE | Secretary | 01 Sep 2020 | | | | 100, Wood Street, London, EC2V 7AN, England |
| FISKE-HARRISON, Alexander Rupert ACTIVE | Director | 14 Apr 2014 | | England | July 1976 | 100, Wood Street, London, EC2V 7AN, England |
| HARRISON, James Philip Quibell ACTIVE | Director | 24 May 2007 | | England | May 1973 | 100, Wood Street, London, EC2V 7AN, England |
| PATTISON, Tony Robert ACTIVE | Director | 01 Oct 2018 | | England | January 1951 | 100, Wood Street, London, EC2V 7AN, England |
| PERRIN, Martin Henry Withers ACTIVE | Director | 01 Nov 2003 | | United Kingdom | May 1954 | 100, Wood Street, London, EC2V 7AN, England |
| BRYANT, Malcolm Kenneth RESIGNED | Secretary | 23 Jan 2001 | 31 Oct 2001 | | | The Cedars, 291 Springfield Road, Chelmsford, Essex, CM1 5RB |
| EARP, Sylvia June Ellen RESIGNED | Secretary | 02 May 1995 | 17 Jan 2001 | | | 2 Howgate Road, London, SW14 8NQ |
| HARRISON, James Philip Quibell RESIGNED | Secretary | 02 Nov 2001 | 18 Oct 2005 | | | 31 Epple Road, Fulham, London, SW6 4DJ |
| LUCHINI, Francis Gerard RESIGNED | Secretary | 18 Oct 2005 | 31 Aug 2020 | | | Salisbury House, London Wall, London, EC2M 5QS |
| SHORT, William Lindsay RESIGNED | Secretary | | 02 May 1995 | | | Langley Cottage, Eggington, Leighton Buzzard, Bedfordshire, LU7 9PB |
| ALLEN, Michael John RESIGNED | Director | 21 Nov 2002 | 01 Nov 2008 | | September 1937 | Middleton Hall, Mendham, Harleston, Suffolk, IP20 0NR |
| ANDREWS, Amanda Jane RESIGNED | Director | 24 May 2007 | 31 May 2015 | England | September 1970 | Salisbury House, London Wall, London, EC2M 5QS |
| BRYANT, Malcolm Kenneth RESIGNED | Director | 23 Jan 2001 | 31 Oct 2001 | United Kingdom | May 1951 | The Cedars, 291 Springfield Road, Chelmsford, Essex, CM1 5RB |
| COCKBURN, Stephen John RESIGNED | Director | 23 Sep 1999 | 25 Sep 2014 | England | January 1940 | Salisbury House, London Wall, London, EC2M 5QS |
| EARP, Sylvia June Ellen RESIGNED | Director | 07 Aug 1996 | 17 Jan 2001 | | February 1955 | 2 Howgate Road, London, SW14 8NQ |
| FITZGERALD, David Ernest RESIGNED | Director | | 31 Jul 2001 | | December 1936 | 1 Upper Profit, Langton Green, Tunbridge Wells, Kent, TN3 0BZ |
| HARRISON, Byron Anthony Fiske RESIGNED | Director | 01 Jun 2006 | 31 Mar 2008 | | January 1967 | Fishers, Malting Green, Layer De La Haye, Essex, CO2 0JE |
| HARRISON, Clive Fiske RESIGNED | Director | | 23 Nov 2023 | United Kingdom | November 1939 | 100, Wood Street, London, EC2V 7AN, England |
| LOVEGROVE, Philip Albert RESIGNED | Director | 05 Jun 2002 | 31 May 2006 | England | August 1937 | 177 Pixmore Way, Letchworth, Hertfordshire, SG6 1QT |
| LUCHINI, Francis Gerard RESIGNED | Director | 12 Feb 1998 | 31 Aug 2020 | United Kingdom | April 1941 | Salisbury House, London Wall, London, EC2M 5QS |
| MAITLAND SMITH, Geoffrey RESIGNED | Director | 14 Mar 2000 | 30 Sep 2004 | | February 1933 | Manor Barn, Church Street Fifield, Chipping Norton, Oxfordshire, OX7 6HF |
| MEECH, Alan Dennis, Mr. RESIGNED | Director | | 28 Feb 2018 | England | April 1952 | Salisbury House, London Wall, London, EC2M 5QS |
| PHILIPSON, Charles Anthony RESIGNED | Director | | 31 Aug 1997 | United Kingdom | January 1945 | Southfield, Charing Heath, Ashford, Kent, TN27 0BP |
| SHORT, William Lindsay RESIGNED | Director | | 31 Aug 1999 | | August 1934 | Langley Cottage, Eggington, Leighton Buzzard, Bedfordshire, LU7 9PB |
| THE MARQUESS OF AILESBURY RESIGNED | Director | | 31 Dec 1999 | | | 40 Munster Road, London, SW6 4EW |