| MORGAN, Brent John ACTIVE | Secretary | 01 Sep 2016 | | | | 80 Windmill Road, Brentford, Middlesex, TW8 0QH |
| BROWN, Gordon Highet ACTIVE | Director | 24 Nov 2023 | | Scotland | May 1954 | 80 Windmill Road, Brentford, Middlesex, TW8 0QH |
| DAVIDSON, Fiona Anne ACTIVE | Director | 25 Sep 2025 | | Northern Ireland | July 1967 | 80 Windmill Road, Brentford, Middlesex, TW8 0QH |
| DURSTON, Trevor David RESIGNED | Secretary | 03 Jun 1994 | 02 Nov 2006 | | | 68 Ashford Avenue, Ashford, Middlesex, TW15 2BD |
| EDGAR, William Robert RESIGNED | Secretary | | 15 Nov 1991 | | | 8 White Hill Close, Chesham, Buckinghamshire, HP5 1AS |
| PUTMAN, Philip Michael RESIGNED | Secretary | 15 Nov 1991 | 03 Jun 1994 | | | 163 Pitshanger Lane, Ealing, London, W5 1RQ |
| WARNE, Geoffrey Leon RESIGNED | Secretary | 02 Nov 2006 | 01 Sep 2016 | | | 63, Cuckoo Avenue, Hanwell, London, Middlesex, W7 1BU |
| BEAZLEY, David Philip, Rev RESIGNED | Director | 01 Jan 2001 | 24 Apr 2015 | England | January 1953 | 20 Church Walk, Brentford, Middlesex, TW8 8DB |
| BROWN, Gordon Highet RESIGNED | Director | 08 Jul 2011 | 26 Sep 2015 | Scotland | May 1954 | 80 Windmill Road, Brentford, Middlesex, TW8 0QH |
| CLEMENT, John, Dr RESIGNED | Director | 02 Jul 2003 | 09 Jul 2009 | | February 1946 | 51, Hillside Drive, Aurora, Ontario L4g 6e1, Canada |
| DURSTON, Trevor David RESIGNED | Director | 16 Aug 1993 | 01 Dec 1993 | | February 1948 | 68 Ashford Avenue, Ashford, Middlesex, TW15 2BD |
| EDGAR, William Robert RESIGNED | Director | | 20 Jul 1992 | | May 1942 | 8 White Hill Close, Chesham, Buckinghamshire, HP5 1AS |
| FAIRBAIRN, Richard Gordon RESIGNED | Director | | 10 Mar 1997 | | October 1922 | 42 Eastern Avenue, Reading, Berkshire, RG1 5RY |
| GREY, David Geoffrey RESIGNED | Director | | 23 Oct 1993 | | April 1952 | 26 Old Brompton Road, London, SW7 3DL |
| LAMBOURNE, Edward James RESIGNED | Director | | 08 Jul 1998 | | April 1923 | 3 Purbeck Cottages, Langton Matravers, Swanage, Dorset, BH19 3LU |
| MARTIN, Kenneth William RESIGNED | Director | 01 Oct 2014 | 29 Sep 2017 | Australia | October 1943 | 80 Windmill Road, Brentford, Middlesex, TW8 0QH |
| MILNE, Ian Mckay, Director RESIGNED | Director | 15 Nov 1991 | 24 May 1996 | | November 1919 | Coniston 8 Two Bays Road, Mount Eliza, Victoria 3930, FOREIGN, Australia |
| NICHOLSON, Keith Leslie RESIGNED | Director | 08 Jul 1998 | 01 Jan 2001 | | March 1958 | Overstand 417 Fulbridge Road, Peterborough, Cambridgeshire, PE4 6SE |
| OSBORNE, Colin RESIGNED | Director | 29 Sep 2017 | 25 Sep 2025 | England | December 1949 | 80 Windmill Road, Brentford, Middlesex, TW8 0QH |
| OSMAN, Christine Agnes Gilfillan RESIGNED | Director | 24 May 1996 | 08 Jul 2011 | Scotland | September 1945 | 10 Bowen Craig, Largs, Ayrshire, KA30 8TB |
| PARRY, David Wyn RESIGNED | Director | 09 Jul 2009 | 24 Apr 2015 | United Kingdom | December 1946 | 41, Byng Road, Barnet, Hertfordshire, EN5 4NW |
| PUTMAN, Philip Michael RESIGNED | Director | 27 Sep 2015 | 21 Sep 2023 | England | June 1950 | 80 Windmill Road, Brentford, Middlesex, TW8 0QH |
| PUTMAN, Philip Michael RESIGNED | Director | 01 Jan 2001 | 24 Apr 2015 | England | June 1950 | 6 Plough Close, Shillingford, Wallingford, Oxfordshire, OX10 7EX |
| RICHARDSON, Alice May, Lady RESIGNED | Director | | 08 Jul 1998 | | March 1923 | 73 Delamere Road, Ealing, London, W5 3JP |
| RICHARDSON, John Eric, Sir RESIGNED | Director | | 08 Jul 1998 | | June 1905 | 73 Delamere Road, Ealing, London, W5 3JP |
| SCHRAM, Ralph, Doctor RESIGNED | Director | | 04 May 1993 | | September 1927 | Kufena 78 Outram Road, Croydon, Surrey, CR0 6XF |
| SMALLMAN, Barry Granger RESIGNED | Director | | 08 Jul 1998 | | February 1924 | Beacon Shaw, Benenden, Kent, TN17 4BU |
| SMITH, Stewart Edward Sydney RESIGNED | Director | | 25 Jul 2003 | | January 1936 | 184 Thames Side, Staines, Middlesex, TW18 2JH |
| TAYLOR, Reginald Valentine RESIGNED | Director | | 08 Jul 1998 | | May 1932 | Milnethorpe House, Oxford Road, Upton, Aylesbury, Buckinghamshire, HP17 8TZ |
| WORTHINGTON, Gladstone Ponrajasingam RESIGNED | Director | 08 Jul 1998 | 01 Jan 2001 | | July 1961 | 278 Whitton Avenue East, Greenford, Middlesex, UB6 0QA |