| KILVINGTON, Catherine Mireille Jeanine ACTIVE | Secretary | 14 Jul 2017 | | | | First Floor North, 40 Oxford Road, High Wycombe, Buckinghamshire, HP11 2EE, England |
| SEILERT, Alexander ACTIVE | Director | 01 Dec 2023 | | Germany | April 1975 | First Floor North, 40 Oxford Road, High Wycombe, Buckinghamshire, HP11 2EE, England |
| LOWE, Michael John RESIGNED | Secretary | 06 Apr 2002 | 13 Jul 2017 | | | 11 Balmoral Crescent, West Molesey, Surrey, KT8 1QA |
| SLOCOMBE, Cheryl Lynne RESIGNED | Secretary | | 06 Apr 2002 | | | Chestnut House Harpers Lane, Great Linford, Milton Keynes, MK14 5BA |
| BUECHELER, Karl RESIGNED | Director | 01 Jan 2020 | 30 Nov 2023 | Germany | November 1968 | 57 London Road, High Wycombe, Buckinghamshire, HP11 1BS, United Kingdom |
| GUENTHER, Michael, Dr RESIGNED | Director | 25 Jul 2012 | 31 May 2018 | Germany | February 1961 | Dossentalstrasse 3, Bruchsal, D 76646, Germany |
| KIRNER, Christian Siegfried RESIGNED | Director | 01 Apr 2019 | 01 Jan 2020 | Germany | October 1963 | 31-33, College Road, Harrow, Middlesex, HA1 1EJ, United Kingdom |
| LOWE, Michael John RESIGNED | Director | 05 Apr 2002 | 13 Jul 2017 | United Kingdom | March 1950 | 11 Balmoral Crescent, West Molesey, Surrey, KT8 1QA |
| MESSING, Manfred RESIGNED | Director | 05 Apr 2002 | 01 Apr 2019 | United Kingdom | July 1959 | Dossentalstrasse 3, Bruchsal, Germany, D 76646, FOREIGN |
| SLOCOMBE, Cheryl Lynne RESIGNED | Director | | 06 Apr 2002 | United Kingdom | November 1946 | Chestnut House Harpers Lane, Great Linford, Milton Keynes, MK14 5BA |
| SLOCOMBE, Roydon Thomas RESIGNED | Director | | 06 Apr 2002 | United Kingdom | April 1948 | Chestnut House Harpers Lane, Great Linford, Milton Keynes, MK14 5BA |