| EDMUNDS, James Matthew Crayden ACTIVE | Director | 08 Mar 2018 | | United Kingdom | October 1974 | 16, Great Marlborough Street, London, W1F 7HS, United Kingdom |
| KERESZTESI, Dorotea ACTIVE | Director | 27 Oct 2025 | | Hungary | March 1986 | 16, Great Marlborough Street, London, W1F 7HS, United Kingdom |
| THRUSTLE, Ian ACTIVE | Director | 30 Sep 2021 | | United Kingdom | October 1972 | 16, Great Marlborough Street, London, W1F 7HS, United Kingdom |
| BUNN, Susanne Margaret RESIGNED | Secretary | 31 Mar 2003 | 31 Aug 2006 | | | Azalea, 167 High Street Northchurch, Berkhamsted, Hertfordshire, HP4 3QT |
| COOPER, Victoria RESIGNED | Secretary | 05 Nov 2015 | 23 Mar 2017 | | | Lakeside Drive, Park Royal, London, NW10 7HQ |
| GUTTRIDGE, Jonathan Michael RESIGNED | Secretary | 05 Jan 2018 | 20 Apr 2018 | | | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| MATTHEWS, Claire Elizabeth RESIGNED | Secretary | 02 Feb 2012 | 05 Jan 2018 | | | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| MYDDELTON, Roger Hugh RESIGNED | Secretary | | 31 Mar 2003 | | | 21 Lawford Road, London, NW5 2LH |
| NICHOLLS, John James, Mr. RESIGNED | Secretary | 03 Oct 2006 | 02 Feb 2012 | | | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| NICHOLLS, John James, Mr. RESIGNED | Secretary | 05 May 2003 | 31 Aug 2006 | | | Flat 13 14 Queen Anne Street, London, W1G 9LG |
| ABIGAIL, Adele Ann RESIGNED | Director | 07 Aug 2008 | 01 Oct 2009 | | April 1973 | Flat 28, Connuaght Works, 251 Old Ford Road, London, E3 5PS |
| BENTLEY, Phillip Keague RESIGNED | Director | 18 Mar 1998 | 30 Jun 2000 | United Kingdom | January 1959 | Pembroke House, 6 Waldegrave Park, Twickenham, Middlesex, TW1 4TE |
| BINNING, Paviter Singh RESIGNED | Director | 12 May 1999 | 03 Oct 2003 | | May 1960 | 3 East Green Close, Shenley Church End, Milton Keynes, Buckinghamshire, MK5 6LT |
| BOLTON, Stephen John RESIGNED | Director | 01 Apr 2011 | 02 Feb 2012 | England | May 1962 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| BULL, George Jeffrey, Sir RESIGNED | Director | | 31 Jul 1998 | United Kingdom | July 1936 | The Old Vicarage, Arkesden, Saffron Walden, Essex, CB11 4HB |
| BUNN, Susanne Margaret RESIGNED | Director | 03 Oct 2006 | 04 Jan 2008 | | July 1959 | Azalea, 167 High Street Northchurch, Berkhamsted, Hertfordshire, HP4 3QT |
| CAWDRON, Peter Edward Blackburn RESIGNED | Director | 24 Sep 1993 | 28 Mar 1997 | | July 1943 | 71 Victoria Street, London, SW1H 0XA |
| COASE, Charles Dawson, Mr. RESIGNED | Director | 07 Apr 2005 | 31 Mar 2011 | United Kingdom | September 1960 | 21 Clare Lawn Avenue, East Sheen, London, SW14 8BE |
| CORBETT, Gerald Michael Nolan RESIGNED | Director | 11 Apr 1994 | 26 Jun 1997 | England | September 1951 | Holtsmere End Farm, Holtsmere End Lane, Redbourn, St. Albans, Hertfordshire, AL3 7AW |
| CRAY, Ian Stewart RESIGNED | Director | 30 Jun 2000 | 12 Jan 2001 | United Kingdom | August 1957 | 2, Luard Rd, Cambridger, Cambs, CB2 8PJ |
| CRICKMORE, Gavin Paul RESIGNED | Director | 28 Jun 2007 | 02 Feb 2012 | England | November 1958 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| FLYNN, Michael Christopher RESIGNED | Director | 17 May 2005 | 15 Jun 2008 | England | May 1957 | 22 The Fairway, Cox Green, Maidenhead, Berkshire, SL6 3AR |
| FRANCO, Jose Alberto Ibeas RESIGNED | Director | 16 Dec 2011 | 02 Feb 2012 | United Kingdom | March 1972 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| GIORDANO, Richard Vincent RESIGNED | Director | | 17 Dec 1997 | | March 1934 | Flat 6, 3 Cadogan Square, London, SW1X 0HH |
| GREENER, Anthony Armitage, Sir RESIGNED | Director | 17 Dec 1997 | 30 Jun 2000 | United Kingdom | May 1940 | 26 Hamilton House, Vicarage Gate, London, W8 4HL |
| HARLOCK, David Frederick RESIGNED | Director | 26 May 2016 | 01 Aug 2018 | England | August 1960 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| HARVEY-JONES, John Henry, Sir RESIGNED | Director | | 31 Dec 1994 | | April 1924 | Rudhall Manor, Rudhall, Ross On Wye, Herefordshire, HR9 7TL |
| HEGINBOTTOM, David RESIGNED | Director | 24 Mar 2011 | 02 Feb 2012 | United Kingdom | November 1970 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| HEPHER, Michael Leslie RESIGNED | Director | 24 Nov 1994 | 17 Dec 1997 | | January 1944 | Valverde Granville Road, St Georges Hill, Weybridge, Surrey, KT13 0QJ |
| HOCKNEY, Ian Anthony RESIGNED | Director | 01 Oct 2014 | 05 Nov 2015 | Hungary | April 1975 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| HOHLER, Gertrud, Professor Dr RESIGNED | Director | 05 Nov 1992 | 31 Dec 1995 | | January 1941 | Pacellialee 17a, D74-195 Berlin, Germany |
| JOB, Peter James Denton, Sir RESIGNED | Director | 24 Nov 1994 | 17 Dec 1997 | | July 1941 | Shell Centre, London, SE1 7NA |
| KEENAN, John Michael Joseph RESIGNED | Director | 01 Sep 1998 | 30 Oct 2001 | | October 1936 | Apt 709, 79 Marsham Street Westminster, London, SW1P 4SB |
| KEENAN, John Michael Joseph RESIGNED | Director | 04 Mar 1996 | 17 Dec 1997 | | October 1936 | 21 Wilton Street, Belgravia, London, SW1X 7AX |
| KERESZTESI, Dorotea RESIGNED | Director | 11 Sep 2020 | 14 Jun 2024 | Hungary | March 1986 | Dozsa Gyorgy Ut 144., Budapest, 1134, Hungary |
| KING, Raymond RESIGNED | Director | 18 Mar 1998 | 12 May 1999 | | May 1953 | Westlands House, Cowfold Road West Grinstead, Horsham, West Sussex, RH13 8LZ |
| KOVACS, Gabor RESIGNED | Director | 01 Aug 2018 | 01 Sep 2020 | Hungary | October 1980 | Vaci Ut 20-26, Budapest, Hungary, 1132, Hungary |
| KYNE, Jill RESIGNED | Director | 28 Jun 2007 | 29 Jun 2009 | | September 1964 | 13 Chaldon Way, Coulsdon, Surrey, CR5 1DG |
| LESTER, Matthew John RESIGNED | Director | 01 Feb 2003 | 31 Aug 2006 | United Kingdom | July 1963 | 13 Pond Road, Blackheath, London, SE3 0SL |
| LEWIN, Christopher Mark RESIGNED | Director | 01 Aug 2020 | 30 Sep 2021 | England | November 1962 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| MAHLER, Aniko RESIGNED | Director | 05 Nov 2015 | 01 Aug 2018 | Hungary | November 1976 | Lakeside Drive, Park Royal, London, NW10 7HQ |
| MAJOR, Kara Elizabeth RESIGNED | Director | 01 Aug 2018 | 28 Sep 2018 | England | April 1977 | Lakeside Drive, Park Royal, London, England, NW10 7HQ, England |
| MAKOS, Nandor RESIGNED | Director | 27 Jul 2006 | 01 Aug 2014 | Hungary | March 1964 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| MARSH, Christopher Richard Roff RESIGNED | Director | 03 Oct 2006 | 30 Sep 2007 | | October 1968 | 5 Amherst Road, Sevenoaks, Kent, TN13 3LS |
| MARSHALL, Colin Marsh, Lord RESIGNED | Director | | 28 Feb 1995 | United Kingdom | November 1933 | 21 Montpelier Square, London, SW7 1JR |
| MARTIN, Ian Alexander RESIGNED | Director | | 05 Feb 1994 | | February 1935 | 14 Burton Court, Franklins Row, London, SW3 4TA |
| MCGRATH, John Brian RESIGNED | Director | 08 Jun 1992 | 18 Dec 2000 | | June 1938 | 63 Walnut Court, Saint Marys Gate, Marloes Road London, W8 5UB |
| MOORE, Robert Joseph RESIGNED | Director | 30 Oct 2001 | 01 Feb 2003 | | October 1961 | Flat 5, 1 Saint James Street, London, SW1 |
| MOORE, Sally Catherine RESIGNED | Director | 28 Jun 2007 | 24 Mar 2011 | United Kingdom | November 1965 | Brookmead House, The Warren East Horsley, Leatherhead, Surrey, KT24 5RH |
| MULLINS, Andrew Oliver RESIGNED | Director | 30 Apr 1999 | 28 May 1999 | | March 1964 | 21 Canford Road, London, SW11 6PA |
| NAGY, Richard RESIGNED | Director | 14 Jun 2024 | 28 Nov 2025 | Hungary | July 1986 | 16, Great Marlborough Street, London, W1F 7HS, United Kingdom |
| NASH, David Percy RESIGNED | Director | | 17 Oct 1995 | | May 1940 | Copcourt Manor, Copcourt, Tetsworth, Oxfordshire, OX9 7DE |
| NICHOLLS, John James, Mr. RESIGNED | Director | 24 Mar 2011 | 09 Mar 2018 | England | March 1962 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| PATEL, Hina RESIGNED | Director | 28 Sep 2018 | 29 Mar 2022 | England | May 1979 | 16, Great Marlborough Street, London, W1F 7HS, United Kingdom |
| RAJAGOPAL, Ravi RESIGNED | Director | 03 Oct 2003 | 07 Apr 2005 | United Kingdom | January 1955 | 8 Buxton Gardens, London, W3 9LQ |
| ROSE, Nicholas Charles RESIGNED | Director | 30 Jun 1999 | 20 Jun 2007 | United Kingdom | October 1957 | TN15 |
| SHEPPARD, Allen John George, The Right Honourable Lord RESIGNED | Director | | 29 Feb 1996 | Great Britain | December 1932 | Didgmere Hall Low Hill Road, Roydon, Harlow, Essex, CM19 5JN |
| SIMON, David, Lord RESIGNED | Director | | 31 Dec 1996 | | July 1939 | 6 Saint Marys Grove, London, N1 2NT |
| SMITH, Andrew Mark RESIGNED | Director | 29 Jun 2009 | 29 Jun 2009 | England | December 1964 | 11, Rosebery Road, Epsom, Surrey, KT18 6AB |
| SMITH, Andrew Mark RESIGNED | Director | 29 Jun 2009 | 02 Feb 2012 | England | December 1964 | 77, Rosebery Road, Langley Vale, Epsom, KT18 6AB, United Kingdom |
| ST MARK, Carole Frandsen RESIGNED | Director | 01 Jan 1996 | 17 Dec 1997 | | January 1943 | 181 Turn Of River Road, Stamford, Connecticut, 06905, Usa |
| STAINTON, Douglas Carter RESIGNED | Director | 18 Mar 1998 | 30 Jun 2000 | | December 1944 | Abbotswood, Beacon Hill, Wickham Bishops Witham, Essex, CM8 3EA |
| TAGG, David Edward RESIGNED | Director | | 17 Dec 1997 | | February 1940 | 22 Paultons Square, Chelsea, London, SW3 5AP |
| TUNNACLIFFE, Paul Derek RESIGNED | Director | 07 Jan 2008 | 30 Jun 2016 | United Kingdom | April 1962 | Lakeside Drive, Park Royal, London, NW10 7HQ |
| VISWANATHAN, Prabhaharan RESIGNED | Director | 04 Dec 2019 | 01 Aug 2020 | United Kingdom | May 1972 | Lakeside Drive, Park Royal, London, NW10 7HQ, United Kingdom |
| WALSH, Paul Steven RESIGNED | Director | 01 Sep 1998 | 31 Aug 2006 | United Kingdom | May 1955 | Ashfold Grange, Horsham Road, Handcross, West Sussex, RH17 6DT |
| WALSH, Paul Steven RESIGNED | Director | 17 Oct 1995 | 17 Dec 1997 | | May 1955 | 1260 French Creek Drive, Wayzata, Minnesota, 55391, Usa |
| WALTERS, Joel Wayne RESIGNED | Director | 30 Jun 2000 | 14 Jun 2004 | | July 1958 | 22 Redwood Drive, Sunningdale, Berkshire, SL5 0LW |
| WILLIAMS, Alistair Charles Walter RESIGNED | Director | 01 May 2002 | 18 Apr 2003 | England | June 1963 | 6 College Drive, Thames Ditton, Surrey, KT7 0LB |
| YEA, Philip Edward RESIGNED | Director | 17 Dec 1997 | 30 Jun 1999 | United Kingdom | December 1954 | Castor Heights Ferry Hill, Peterborough Road Castor, Peterborough, PE5 7BU |