| WRIGHT, Joanne Marie ACTIVE | Secretary | 02 Mar 2021 | | | | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL |
| ABBOTT, Nicholas ACTIVE | Director | 23 Jun 2026 | | England | December 1985 | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL |
| BOSTON, John George ACTIVE | Director | 01 Jan 1996 | | United Kingdom | September 1961 | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL |
| BURGESS, Jonathan Paul ACTIVE | Director | 13 Nov 2025 | | England | April 1970 | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL |
| MITTER, Patricia Jane ACTIVE | Director | 17 Sep 2019 | | England | July 1957 | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL |
| WRIGHT, Craig Richard ACTIVE | Director | 04 Dec 2012 | | England | December 1968 | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL, United Kingdom |
| BARNWELL, Peter, Dr RESIGNED | Secretary | 03 Mar 2017 | 26 Jul 2019 | | | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL |
| BARNWELL, Peter George, Dr RESIGNED | Secretary | 06 Dec 2006 | 26 Sep 2013 | | | Wheel Barn, Sorley, Kingsbridge, Devon, TQ7 4BP, England |
| EDWARDS, Nicholas John RESIGNED | Secretary | 26 Sep 2013 | 11 Mar 2016 | | | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL, United Kingdom |
| GAMBLES, Carolyn RESIGNED | Secretary | 01 Jan 1995 | 12 Sep 2002 | | | Oak Cottage 46 Burys Bank Road, Greenham, Thatcham, Berkshire, RG19 8DB |
| STOKES, David Robin RESIGNED | Secretary | 26 Sep 2013 | 08 Mar 2017 | | | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL, United Kingdom |
| STOKES, David Robin, Dr RESIGNED | Secretary | 12 Sep 2002 | 06 Dec 2006 | | | 28 Semaphore Road, Guildford, Surrey, GU1 3PT |
| STOKES, David Robin, Dr RESIGNED | Secretary | | 30 Jun 1994 | | | 28 Semaphore Road, Guildford, Surrey, GU1 3PT |
| BARNWELL, Peter George, Dr RESIGNED | Director | | 26 Sep 2013 | England | July 1944 | Wheel Barn, Sorley, Kingsbridge, Devon, TQ7 4BP, England |
| DARGAN, Nigel William Robert RESIGNED | Director | 11 Jan 2025 | 08 Sep 2025 | England | June 1972 | Cil House, Charlton Road, Andover, Hampshire, SP10 3JL |
| EDWARDS, Nicholas John RESIGNED | Director | | 26 Sep 2013 | United Kingdom | May 1955 | Dairy Farm Cottage, North Houghton, Stockbridge, Hampshire, SO20 6LF |
| GAMBLES, Carolyn RESIGNED | Director | 01 Jan 1995 | 12 Sep 2002 | | January 1952 | Oak Cottage 46 Burys Bank Road, Greenham, Thatcham, Berkshire, RG19 8DB |
| HARWOOD, Richard Cecil RESIGNED | Director | 23 Oct 2003 | 26 Sep 2013 | United Kingdom | September 1943 | The Old House, Aylesbury Road, Wendover, Buckinghamshire, HP22 6JQ |
| HINDLEY, David Edward RESIGNED | Director | 09 Apr 1992 | 31 Dec 1994 | United Kingdom | November 1949 | 14 Lower Road, Old Bedhampton, Havant, Hampshire, PO9 3LH |
| STOKES, David Robin, Dr RESIGNED | Director | | 26 Sep 2013 | United Kingdom | September 1946 | 28 Semaphore Road, Guildford, Surrey, GU1 3PT |