| ROGERS, Wendy Fiona ACTIVE | Secretary | 10 Mar 2016 | | | | Second Floor, Arena Court, Crown Lane, Maidenhead, Berkshire, SL6 8QZ, England |
| BENNING-PRINCE, Nicholas Arthur Dawe, Mr. ACTIVE | Director | 15 Oct 2013 | | England | October 1974 | Second Floor, Arena Court, Crown Lane, Maidenhead, Berkshire, SL6 8QZ, England |
| DOWLEY, Robert Charles ACTIVE | Director | 09 Dec 2013 | | England | September 1972 | Second Floor, Arena Court, Crown Lane, Maidenhead, Berkshire, SL6 8QZ, England |
| GRETTON, Edward Alexander ACTIVE | Director | 02 Jun 2008 | | England | July 1970 | Second Floor, Arena Court, Crown Lane, Maidenhead, Berkshire, SL6 8QZ, England |
| QUILEZ SOMOLINOS, Alfredo ACTIVE | Director | 06 Oct 2021 | | England | July 1967 | Second Floor, Arena Court, Crown Lane, Maidenhead, Berkshire, SL6 8QZ, England |
| ASPINALL, David Charles RESIGNED | Secretary | | 01 Nov 1993 | | | Shingle Quay, Manor Court, Hamble, Southampton, Hampshire, SO31 4GB |
| DRANSFIELD, Graham RESIGNED | Secretary | 10 Dec 2007 | 30 Jun 2008 | | | 18, Downs Hill, Beckenham, Kent, BR3 5HB |
| FERNLEY, Simon Roger RESIGNED | Secretary | 29 Mar 1996 | 31 Oct 1997 | | | The Coach House, Manor Drive Bathford, Bath, BA1 7TY |
| PETERS, Ian Alan Duncan RESIGNED | Secretary | 01 Dec 2000 | 11 Jul 2003 | | | Rectory Stables, Gay Street, Mells, Somerset, BA11 3PT |
| TUNNACLIFFE, Paul Derek RESIGNED | Secretary | 11 Jul 2003 | 10 Dec 2007 | | | 6 Ashburnham Park, Esher, Surrey, KT10 9TW |
| TYLER, Ian Paul RESIGNED | Secretary | 01 Nov 1993 | 29 Mar 1996 | | | Lime Tree House, 3b Village Road, Cockayne Hatley, Sandy, Bedfordshire, SG19 2EE |
| TYSON, Roger Thomas Virley RESIGNED | Secretary | 31 Jul 2008 | 10 Mar 2016 | | | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |
| VARCOE, Richard Antony Bruce, Dr RESIGNED | Secretary | 31 Oct 1997 | 01 Dec 2000 | | | 105 Thingwall Park, Fishponds, Bristol, BS16 2AR |
| ASPINALL, David Charles RESIGNED | Director | | 01 Nov 1993 | | August 1944 | Shingle Quay, Manor Court, Hamble, Southampton, Hampshire, SO31 4GB |
| BOLTER, Andrew Christopher RESIGNED | Director | 11 Jul 2003 | 01 Dec 2005 | | December 1970 | 110 North View Road, Crouch End, London, N8 7LP |
| CLARKE, David Jonathan RESIGNED | Director | 01 Jun 2011 | 01 Dec 2016 | England | February 1974 | Hanson House, 14 Castle Hill, Maidenhead, Berkshire, SL6 4JJ, England |
| COULSON, Ruth RESIGNED | Director | 01 Dec 2005 | 20 Jun 2008 | | June 1973 | Flat 4, 14 Steeles Road, London, NW3 4SE |
| DRANSFIELD, Graham RESIGNED | Director | 11 Jul 2003 | 30 Jun 2008 | England | March 1951 | 18, Downs Hill, Beckenham, Kent, BR3 5HB |
| EGAN, David John RESIGNED | Director | 01 Jun 2007 | 16 Jun 2008 | United Kingdom | December 1967 | 70, Valley Road, Rickmansworth, Hertfordshire, WD3 4BJ |
| FERNLEY, Simon Roger RESIGNED | Director | 29 Mar 1996 | 31 Oct 1997 | England | March 1950 | The Coach House, Manor Drive Bathford, Bath, BA1 7TY |
| GIMMLER, Richard Robert RESIGNED | Director | 13 Jun 2008 | 30 Dec 2009 | England | April 1967 | Glebe House, Church Walk, Ashton Keynes, Swindon, Wiltshire, SN6 6PB |
| GUYATT, Benjamin John RESIGNED | Director | 13 Jun 2008 | 01 Jun 2011 | United Kingdom | October 1975 | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |
| JACKSON, Brian Robert RESIGNED | Director | | 01 Nov 1993 | | October 1946 | 2 Ravenscroft Close, Lowford, Southampton, Hampshire, SO31 8FT |
| LECLERCQ, Christian RESIGNED | Director | 02 Jun 2008 | 31 Mar 2010 | England | September 1965 | 2, Court Drive, Maidenhead, Berkshire, SL6 8LX, United Kingdom |
| MEINS, John Charles RESIGNED | Director | 01 Nov 1993 | 31 Dec 1999 | England | September 1939 | 31 Butler's Court Road, Beaconsfield, Buckinghamshire, HP9 1SQ |
| PETERS, Ian Alan Duncan RESIGNED | Director | 01 Oct 2000 | 11 Jul 2003 | England | July 1965 | Rectory Stables, Gay Street, Mells, Somerset, BA11 3PT |
| PIRINCCIOGLU, Seyda RESIGNED | Director | 19 Jul 2010 | 31 Aug 2013 | England | May 1971 | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |
| SNOWDON, David John RESIGNED | Director | 01 Nov 1993 | 29 Mar 1996 | United Kingdom | December 1944 | 24 South Approach, Northwood, Middlesex, HA6 2ET |
| SWIFT, Nicholas RESIGNED | Director | 11 Jul 2003 | 01 Jun 2007 | United Kingdom | June 1964 | 34 The Grove, Brookmans Park, Hertfordshire, AL9 7RN |
| TYLER, Ian Paul RESIGNED | Director | 01 Nov 1993 | 29 Mar 1996 | | July 1960 | Lime Tree House, 3b Village Road, Cockayne Hatley, Sandy, Bedfordshire, SG19 2EE |
| VARCOE, Richard Antony Bruce, Dr RESIGNED | Director | 31 Oct 1997 | 01 Dec 2000 | United Kingdom | November 1959 | 105 Thingwall Park, Fishponds, Bristol, BS16 2AR |
| VIVIAN, Simon Neil RESIGNED | Director | 29 Mar 1996 | 30 Jun 2003 | United Kingdom | September 1957 | Pond Farm Cottage, Faulkland, Bath, Somerset, BA3 5YG |
| WENDT, Carsten Matthias, Dr RESIGNED | Director | 01 Dec 2016 | 06 Oct 2021 | Germany | June 1976 | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |
| WHEELER, Brian Arthur RESIGNED | Director | | 01 Nov 1993 | | December 1937 | Ludwell House Ludwell Lane, Waltham Chase, Southampton, Hampshire, SO32 2NP |