| NADARAJAH, Pamela Caroline ACTIVE | Secretary | 31 Mar 2026 | | | | Cromwell Place, Hampshire International Business Park, Lime Tree Way, Basingstoke, Hampshire, RG24 8YJ, United Kingdom |
| BORLENGHI, Lara Marianne Elizabeth ACTIVE | Director | 11 Oct 2021 | | England | January 1973 | Cromwell Place, Hampshire International Business Park, Lime Tree Way, Basingstoke, Hampshire, RG24 8YJ, United Kingdom |
| BRANFIELD, Lyndon Keith ACTIVE | Director | 11 Oct 2021 | | United Kingdom | November 1971 | Cromwell Place, Hampshire International Business Park, Lime Tree Way, Basingstoke, Hampshire, RG24 8YJ, United Kingdom |
| LANGLEY, Gordon Paul RESIGNED | Secretary | 08 Feb 2013 | 13 Feb 2015 | | | Brunel Road, Houndmills, Basingstoke, Hampshire, RG21 6XS, United Kingdom |
| NIVEN, Frances Julie RESIGNED | Secretary | 30 Nov 2021 | 28 Mar 2024 | | | The Campus, 4 Crinan Street, London, N1 9XW, United Kingdom |
| POWTER, Martin Edward RESIGNED | Secretary | | 08 Feb 2013 | | | 13 Stocker Close, Basingstoke, Hampshire, RG21 3HY |
| WILLIAMS HAMER, Gabrielle Mary RESIGNED | Secretary | 28 Mar 2024 | 31 Mar 2026 | | | 4, Crinan Street, London, N1 9XW, England |
| WILLIAMS HAMER, Gabrielle Mary RESIGNED | Secretary | 13 Feb 2015 | 30 Nov 2021 | | | 4, Crinan Street, London, N1 9XW, United Kingdom |
| ARMSTRONG, William O'Malley RESIGNED | Director | | 02 May 1996 | | November 1938 | 16 Lonsdale Square, London, N1 1EN |
| BABONEAU, Suzanne Catherine RESIGNED | Director | 01 Dec 1994 | 03 Jun 1999 | | June 1958 | 41 Wendell Road, London, W12 9RS |
| BLEASDALE, David RESIGNED | Director | | 01 Feb 1993 | | October 1947 | Cherry Mount, Whitchurch Hill, Reading, Berkshire, RG8 7PA |
| BURNS, Iain Keatings RESIGNED | Director | 20 Apr 1993 | 31 Dec 1995 | England | April 1948 | Crow Clump Yaffle Road, St Georges Hill, Weybridge, Surrey, KT13 0QF |
| BYAM SHAW, Nicholas Glencairn RESIGNED | Director | | 19 Apr 1995 | England | March 1934 | 9 Kensington Park Gardens, London, W11 3HB |
| CARPENTER, Fiona RESIGNED | Director | 08 Aug 1995 | 31 Mar 2010 | | October 1956 | 21 Balmuir Gardens, London, SW15 6NG |
| CHAPMAN, Ian Stewart RESIGNED | Director | 19 Apr 1995 | 31 Dec 1999 | England | January 1955 | Benedict House, Staplecross Road Northiam, Rye, East Sussex, TN31 6JJ |
| CHAPMAN, Ian Stewart RESIGNED | Director | | 19 Apr 1994 | | January 1955 | Apple Shaw Dingle Dene, Benenden, Cranbrook, Kent, TN17 4JU |
| CHARKIN, Richard Denis Paul RESIGNED | Director | 12 Jun 2003 | 28 Sep 2007 | United Kingdom | June 1949 | 3 Redcliffe Place, London, SW10 9DB |
| CRAMOND, Simon Peter Darlington RESIGNED | Director | 07 Mar 2014 | 11 Oct 2021 | United Kingdom | February 1956 | Cromwell Place, Hampshire International Business Park, Lime Tree Way, Basingstoke, Hampshire, RG24 8YJ, United Kingdom |
| DAVIES, Brian John RESIGNED | Director | | 25 Jun 1993 | | October 1950 | 5 Rosehill Road, London, SW18 2NY |
| DUFFIELD, Geoffrey Mark RESIGNED | Director | 03 Nov 2003 | 02 Aug 2019 | | February 1958 | 64 Allerton Road, London, N16 5UF |
| FARRIES, William Hanson RESIGNED | Director | 11 Aug 2011 | 31 Mar 2014 | United Kingdom | April 1950 | 40, Blandford Avenue, Oxford, OX2 8DZ |
| FLEMING, Catherine Elinor RESIGNED | Director | 11 Aug 2011 | 29 Jun 2012 | United Kingdom | May 1961 | Marlston Farm House, Marlston, Hermitage, Thatcham, Berkshire, RG18 9UU, England |
| FORBES WATSON, Anthony David RESIGNED | Director | 12 Jun 2008 | 30 Mar 2022 | England | September 1954 | The Macmillan Building, 4 Crinan Street, London, England, N1 9XW, England |
| FRY, Minna Nell RESIGNED | Director | 21 Jul 1995 | 30 Jun 1999 | | May 1965 | Flat 6, 61 Sinclair Road, London, W14 0NR |
| GIBB, Ross Douglas RESIGNED | Director | | 01 Sep 2008 | | August 1958 | 5 Capri Close, Clareville, Nsw, 2107, Australia |
| GIBSON, Christopher Peter RESIGNED | Director | 01 Aug 1993 | 27 Feb 2009 | | November 1952 | 4 Strande View Walk, Lightlands Lane Cookham, Maidenhead, Berkshire, SL6 9DL |
| GORDON WALKER, Alan RESIGNED | Director | | 19 Apr 1995 | England | May 1946 | 2 Umbria Street, London, SW15 5DP |
| JACOBS, Rachel Elizabeth RESIGNED | Director | 27 Jun 2013 | 01 Nov 2016 | United Kingdom | December 1975 | Cromwell Place, Hampshire International Business Park, Lime Tree Way, Basingstoke, Hampshire, RG24 8YJ, United Kingdom |
| JEFFERSON, Mark RESIGNED | Director | 19 Dec 1994 | 14 Jul 1995 | | July 1966 | Flat 1 164 Queenstown Road, London, SW8 3QH |
| LAPAZ, Annie RESIGNED | Director | 01 Nov 2016 | 31 Mar 2020 | United Kingdom | March 1959 | 4, Crinan Street, London, N1 9XW, United Kingdom |
| MACMILLAN, David Maurice Benjamin RESIGNED | Director | 01 Jul 1993 | 19 Apr 1995 | England | March 1957 | 5 Stanley Crescent, London, W11 2NB |
| METCALFE, Ian James RESIGNED | Director | | 31 Jan 2010 | England | November 1956 | 122 Oxford Road, Cumnor, Oxford, OX2 9PQ |
| NORTH, David John RESIGNED | Director | 16 Jul 2004 | 11 Apr 2008 | Uk | July 1959 | 11 Squirrel Chase, Fields End, Hemel Hempstead, Hertfordshire, HP1 2TL |
| NORTH, David John RESIGNED | Director | 28 Jun 1993 | 31 Aug 1996 | | July 1953 | 11 Squirrel Chase, Fields End, Hemel Hempstead, Hertfordshire, HP1 2TL |
| POWTER, Martin Edward RESIGNED | Director | 11 Aug 2011 | 29 Jun 2013 | England | September 1950 | 13, Stocker Close, Basingstoke, Hampshire, RG21 3HY |
| REJT, Maria RESIGNED | Director | 01 Nov 1995 | 29 Sep 1996 | | March 1959 | 68 Cranbrook Road, Chiswick, London, W4 2LH |
| RILEY, Jonathan Peter RESIGNED | Director | 01 Nov 1995 | 31 Jul 1997 | | January 1960 | 25 Shandon Road, Clapham, London, SW4 9HS |
| RUBINSTEIN, Felicity RESIGNED | Director | | 16 Apr 1993 | | July 1958 | 231 Westbourne Park Road, London, W11 1EB |
| SOAR, Adrian Richard RESIGNED | Director | 06 Apr 1999 | 01 Mar 2001 | England | March 1941 | 85 Vincent Square, London, SW1P 2PF |
| SOAR, Adrian Richard RESIGNED | Director | 19 Apr 1995 | 01 Jul 1996 | | March 1941 | 6 Lloyd Square, London, WC1X 9BA |
| STRAUS, Peter Quentin RESIGNED | Director | 02 Aug 1993 | 31 Dec 1996 | | September 1960 | 6 Golborne Mews, London, W10 5SB |
| WILSON, Catherine Anne RESIGNED | Director | 03 Nov 2003 | 16 Jul 2004 | | April 1964 | 85 Vincent Square, London, SW1 2PF |
| WORDLEY, Vivienne Elizabeth RESIGNED | Director | 01 Jul 1993 | 05 Dec 1994 | England | April 1955 | Puxley Farm, Puxley, Towcester, Northants, NN12 7QS |