| KRETT, Oliver Alexander ACTIVE | Director | 04 Feb 2022 | | Germany | March 1973 | 39, Bismarckring, Biberach, 88400, Germany |
| WARD, Philip John ACTIVE | Director | 21 Aug 2019 | | United Kingdom | December 1966 | St. Marys Court, The Broadway, Amersham, Buckinghamshire, HP7 0UT, England |
| WEISS, Dominik ACTIVE | Director | 22 Mar 2023 | | Germany | September 1983 | St. Marys Court, The Broadway, Amersham, Buckinghamshire, HP7 0UT, England |
| COCHRANE, Douglas Freer RESIGNED | Secretary | 31 Mar 1994 | 01 Mar 1995 | | | 16 Kewferry Drive, Northwood, Middlesex, HA6 2PA |
| O'HAGAN, Mark RESIGNED | Secretary | 25 Jan 2012 | 14 May 2018 | | | 3, Furzeground Way, Stockley Park, Uxbridge, UB11 1EZ, England |
| PATEL, Bhanubhai Manibhai RESIGNED | Secretary | | 31 Mar 1994 | | | 270 Pinner Road, North Harrow, Harrow, Middlesex, HA1 4JY |
| ROBERTS, Paul David RESIGNED | Secretary | 31 Jul 2008 | 31 Jan 2009 | | | 8 The Dell, Penn, Buckinghamshire, HP10 8ED |
| SCHMIDT, Roland Karl RESIGNED | Secretary | 01 Mar 1995 | 31 Jul 2008 | | | The Rowans 17 Holliers Close, Thame, Oxfordshire, OX9 2EN |
| TRACEY, Sonia Marguerite RESIGNED | Secretary | 31 Jan 2009 | 01 Nov 2010 | | | 8, Kestrel Bank, Netherton, Huddersfield, Yorkshire, HD4 7LD, United Kingdom |
| TEBBUTT RESIGNED | Secretary | 01 Nov 2010 | 24 Jan 2012 | | | 22, Oakley Road, Harpenden, Herts, AL5 1HJ, United Kingdom |
| AGHDAEI, Amir RESIGNED | Director | 14 May 2018 | 01 Nov 2020 | Germany | January 1958 | The Bower 4 Roundwood Avenue, Stockley Park, Hayes, Uxbridge, UB11 1AF, United Kingdom |
| BATTIG, Hans, Dr RESIGNED | Director | 15 Oct 2004 | 14 May 2018 | Switzerland | February 1953 | Haldenstrasse 26, Uitikon, 8149, Switzerland |
| COCHRANE, Douglas Freer RESIGNED | Director | | 31 Mar 1995 | | August 1932 | 16 Kewferry Drive, Northwood, Middlesex, HA6 2PA |
| COLLARD, Richard Andrew RESIGNED | Director | 01 Jan 1993 | 30 Sep 1999 | | November 1958 | 1 William Hill Drive, Burcott Lane Bierton, Aylesbury, Buckinghamshire, HP22 5AZ |
| HARRISON, Graham Frederick RESIGNED | Director | | 31 Dec 1992 | | February 1950 | 154 Harbor Road, Lake Barrington, FOREIGN, Usa |
| O'HAGAN, Mark RESIGNED | Director | 20 Apr 2011 | 14 May 2018 | England | June 1973 | 3, Furzeground Way, Stockley Park, Uxbridge, UB11 1EZ, England |
| PATEL, Bhanubhai Manibhai RESIGNED | Director | | 31 Mar 1994 | | September 1933 | 270 Pinner Road, North Harrow, Harrow, Middlesex, HA1 4JY |
| RICKERT, Martin, Dr RESIGNED | Director | 04 Feb 2022 | 22 Mar 2023 | Germany | July 1959 | 39, Bismarckring, Biberach, 88400, Germany |
| RICKERT, Martin RESIGNED | Director | 16 May 2002 | 15 Oct 2004 | | July 1959 | Dorfstrasse 23, Haidgau, 88410, 88410, Germany |
| SCHMIDT, Roland Karl RESIGNED | Director | 01 Jan 1996 | 31 Jul 2008 | | October 1961 | The Rowans 17 Holliers Close, Thame, Oxfordshire, OX9 2EN |
| STOCKLEY, Joseph Geoffrey RESIGNED | Director | 19 May 2003 | 30 Apr 2007 | | May 1953 | York House, Banbury Road, Kineton, Warwickshire, CV35 0JZ |
| TEBBUTT, David John RESIGNED | Director | 12 Nov 2010 | 24 Jan 2012 | England | November 1963 | Unit 11, Corinium Industrial Estate, Raans Road Amersham, Buckinghamshire, HP6 6JL |
| TRACEY, Sonia Marguerite RESIGNED | Director | 01 Nov 2008 | 01 Nov 2010 | England | January 1961 | 8, Kestrel Bank, Netherton, Huddersfield, Yorkshire, HD4 7LD, United Kingdom |
| WARD, Keith Graham RESIGNED | Director | 21 Aug 2014 | 21 Aug 2019 | England | October 1953 | 5 Windmill Business Village, Windmill Business Village, Brooklands Close, Sunbury-On-Thames, Middlesex, TW16 7DY, England |
| WHATLEY, Richard Dale RESIGNED | Director | 01 Jan 1995 | 15 Oct 2004 | | April 1955 | Flat 2, 43 Cleveland Square, London, W2 6DA |
| WITTE, Henner RESIGNED | Director | 14 May 2018 | 01 Nov 2020 | Germany | December 1961 | The Bower 4 Roundwood Avenue, Stockley Park, Hayes, Uxbridge, UB11 1AF, United Kingdom |