| 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 | 05 Jan 2022 | | England | July 1967 | Second Floor, Arena Court, Crown Lane, Maidenhead, Berkshire, SL6 8QZ, England |
| AZIS, Jonathan Giles Ashley RESIGNED | Secretary | 01 Sep 1995 | 31 Mar 1997 | | | Westwood Manor, Lower Westwood, Bradford On Avon, Wiltshire, BA15 2AF |
| DRANSFIELD, Graham RESIGNED | Secretary | 10 Dec 2007 | 30 Jun 2008 | | | 18, Downs Hill, Beckenham, Kent, BR3 5HB |
| NEWBOLD, Yvette Monica RESIGNED | Secretary | | 31 Aug 1995 | | | 1 Grosvenor Place, London, SW1X 7JH |
| TUNNACLIFFE, Paul Derek RESIGNED | Secretary | 31 Mar 1997 | 10 Dec 2007 | | | 6 Ashburnham Park, Esher, Surrey, KT10 9TW |
| TYSON, Roger Thomas Virley RESIGNED | Secretary | 31 Jul 2008 | 10 Mar 2016 | | | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |
| ALEXANDER, Anthony George Laurence RESIGNED | Director | | 30 Sep 1996 | | April 1938 | Crafnant, Gregories Farm Lane, Beaconsfield, Buckinghamshire, HP9 1HJ |
| AZIS, Jonathan Giles Ashley RESIGNED | Director | 31 Mar 1997 | 30 Apr 1998 | England | April 1957 | Westwood Manor, Lower Westwood, Bradford On Avon, Wiltshire, BA15 2AF |
| BAKER, Kenneth Wilfred, Rt Hon Lord RESIGNED | Director | 15 Jul 1992 | 14 Oct 2003 | United Kingdom | November 1934 | Flat 6, 7 Onslow Gardens, South Kensington, London, SW7 3LY |
| BLOUNT, W Frank RESIGNED | Director | 10 Mar 2000 | 14 Oct 2003 | | July 1938 | 1040 Stovall Boulevard Ne, Atlanta, Georgia, 30319, FOREIGN, United States |
| BONHAM, Derek Charles RESIGNED | Director | | 24 Feb 1997 | | July 1943 | 180 Brompton Road, London, SW3 1HF |
| CLARKE, David Jonathan RESIGNED | Director | 01 Jun 2011 | 01 Dec 2016 | England | February 1974 | Hanson House, 14 Castle Hill, Maidenhead, Berkshire, SL6 4JJ, England |
| CLARKE, David Howard RESIGNED | Director | | 14 May 1996 | | July 1941 | 104 Wigwam Road, Locust, New Jersey 07760, Usa |
| COLLINS, Christopher Douglas RESIGNED | Director | | 20 Apr 2005 | United Kingdom | January 1940 | Hawthorn Farm, Great Missenden, Buckinghamshire, HP16 0RL |
| COTTON, Anthony Ross RESIGNED | Director | | 30 Sep 1995 | | January 1943 | Apartment 2403 The York, 5 York Street, Sydney, Nsw 2000, Australia |
| COULSON, Ruth RESIGNED | Director | 01 Dec 2005 | 20 Jun 2008 | | June 1973 | Flat 4, 14 Steeles Road, London, NW3 4SE |
| DOUGAL, Andrew James Harrower RESIGNED | Director | 01 Jun 1995 | 14 May 2002 | | September 1951 | Lomond Lodge 1a Linkway, Camberley, Surrey, GU15 2NH |
| DRANSFIELD, Graham RESIGNED | Director | 22 Sep 1992 | 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 |
| 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 | 30 Dec 2009 | 01 Jun 2011 | United Kingdom | October 1975 | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |
| HAGDRUP, Alan RESIGNED | Director | | 12 Sep 1992 | England | May 1932 | The Mill House, Dorking Road, Tadworth, Surrey, KT20 7TF |
| HANSON, James Edward, Lord RESIGNED | Director | | 31 Dec 1997 | | January 1922 | 1 Grosvenor Place, London, SW1X 7JH |
| HANSON, Robert William, The Hon RESIGNED | Director | 22 Sep 1992 | 31 Dec 1997 | | October 1960 | 8 Cheyne Walk, London, SW3 5QZ |
| HARDING, Christopher George Francis, Sir RESIGNED | Director | | 24 Feb 1997 | | October 1939 | 55b Fitzjames Avenue, London, W14 0RR |
| HARDY, David William, Sir RESIGNED | Director | | 25 Apr 2001 | England | July 1930 | 17 Cranmer Court, Whiteheads Grove, London, SW3 3HN |
| HARPER, Peter Joseph RESIGNED | Director | | 30 Sep 1994 | United Kingdom | September 1935 | Mayhall Lodge, Oakway, Amersham, Buckinghamshire, HP6 5PQ |
| HELLINGS, Brian Aliol RESIGNED | Director | | 30 Sep 1994 | | January 1936 | Riverlands, West River Road, Rumson, New Jersey 07760, Usa |
| HOARE, David Martin RESIGNED | Director | 10 May 2000 | 31 Jan 2003 | | November 1937 | 71 Carlotta Street, Greenwich, New South Wales, 2065, Australia |
| KESWICK, Simon Lindley RESIGNED | Director | | 14 Oct 2003 | England | May 1942 | Rockcliffe, Upper Slaughter, Cheltenham, Gloucestershire, GL54 2JW |
| LAIDLAW, William Samuel Hugh RESIGNED | Director | 01 Oct 2003 | 14 Oct 2003 | United Kingdom | January 1956 | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| LANDUYT, William Modest RESIGNED | Director | 14 May 1992 | 30 Sep 1996 | | October 1955 | 73 Seaview Avenue, Monmouth Beach, Nj O7760, Usa, FOREIGN |
| LECLERCQ, Christian RESIGNED | Director | 02 Jun 2008 | 31 Mar 2010 | England | September 1965 | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |
| MURRAY, Alan James RESIGNED | Director | 31 Mar 1997 | 01 Dec 2005 | | May 1953 | 1 Grosvenor Place, London, SW1X 7JH |
| NICHOLLS, Jonathan Clive RESIGNED | Director | 15 Jun 1998 | 01 Dec 2005 | United Kingdom | October 1957 | Longmeadow, Prinsted Lane, Emsworth, Hampshire, PO10 8HR |
| NOAKES, Sheila Valerie, Baroness RESIGNED | Director | 01 Sep 2001 | 14 Oct 2003 | United Kingdom | June 1949 | Church House, High Street, Goudhurst, Cranbrook, Kent, TN17 1AJ |
| PIRINCCIOGLU, Seyda RESIGNED | Director | 19 Jul 2010 | 31 Aug 2013 | England | May 1971 | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |
| PRICE, Charles Harry, The Honourable RESIGNED | Director | | 31 Dec 1999 | | April 1931 | One West Armour Boulevard, Suite 300, Kansas City, Mo 64111, Usa |
| RAOS, John George RESIGNED | Director | | 31 May 1995 | | March 1939 | 4 Forest Park Court, Holmdel, New Jersey 07733 Usa, FOREIGN |
| ROSLING, Derek Norman RESIGNED | Director | | 17 May 1994 | | November 1930 | 388 Via Las Palmas, Palm Springs, California 92262 Usa, FOREIGN |
| SCHUBERT, John Michael RESIGNED | Director | 10 May 2000 | 15 May 2003 | | December 1942 | 3 Glencarron Avenue, Mosman, New South Wales, 2088, Australia |
| SCOTT-BARRETT, Jonathan RESIGNED | Director | | 19 Apr 2000 | | April 1944 | The Thatched Barn, Paynes Hay Road, Romsey, Hampshire, SO51 0PS |
| SWIFT, Nicholas RESIGNED | Director | 01 Dec 2005 | 01 Jun 2007 | United Kingdom | June 1964 | 34 The Grove, Brookmans Park, Hertfordshire, AL9 7RN |
| TAYLOR, Martin Gibbeson RESIGNED | Director | | 30 Sep 1995 | | January 1935 | 28 Ormond Avenue, Hampton, Middlesex, TW12 2RU |
| VIVIAN, Simon Neil RESIGNED | Director | 23 Dec 1998 | 30 Jun 2003 | United Kingdom | September 1957 | Pond Farm Cottage, Faulkland, Bath, Somerset, BA3 5YG |
| WENDT, Carsten Matthias, Dr RESIGNED | Director | 01 Dec 2016 | 05 Jan 2022 | Germany | June 1976 | Hanson House, 14 Castle Hill, Maidenhead, SL6 4JJ |