| LOIZIDES, Marios ACTIVE | Secretary | 01 Aug 2022 | | | | 317-319, Ampthill Road, Bedford, MK42 9RD, England |
| GREVING, Stefan ACTIVE | Director | 12 May 2023 | | Germany | July 1973 | 10, Nadlerstrasse, Heidelberg, Germany |
| RANK, Robert Friedrich, Dr ACTIVE | Director | 05 Jun 2025 | | Germany | May 1963 | Hansastrasse 120, C/O Stromag Gmbh, Unna, 59425, Germany |
| BALDREY, Philip Nigel RESIGNED | Secretary | 23 Jun 2000 | 10 Feb 2006 | | | 34 Saint Bernards Road, Solihull, West Midlands, B92 7BB |
| BURTON, Denise Patricia RESIGNED | Secretary | 24 Apr 1996 | 23 Jun 2000 | | | 55 Kingston Hill Place, Kingston Hill, Kingston Upon Thames, Surrey, KT2 7QY |
| LAWS, Richard Ian RESIGNED | Secretary | 04 Nov 2013 | 03 Jun 2020 | | | 317-319, Ampthill Road, Bedford, MK42 9RD, England |
| MALIK, Usman RESIGNED | Secretary | 03 Jun 2020 | 01 Aug 2022 | | | 317-319, Ampthill Road, Bedford, MK42 9RD, England |
| MARCHANT, Richard Norman RESIGNED | Secretary | | 24 Apr 1996 | | | 60 The Mount, Curdworth, Sutton Coldfield, West Midlands, B76 9HR |
| TURVEY, Penelope Ann RESIGNED | Secretary | 10 Feb 2006 | 31 Mar 2012 | | | 182 High Street, Yelling, Cambs, PE19 6SD |
| VARGA, Graham RESIGNED | Secretary | 31 Mar 2012 | 12 Oct 2013 | | | Cannon Way, Dewsbury, West Yorks, WF13 1EH |
| BAKER, Roger Charles RESIGNED | Director | | 30 Sep 1997 | | January 1940 | 5 Spicers, Alton, Hampshire, GU34 2SJ |
| BALDREY, Philip Nigel RESIGNED | Director | 23 Jun 2000 | 10 Feb 2006 | England | March 1955 | 34 Saint Bernards Road, Solihull, West Midlands, B92 7BB |
| BOWES, Richard RESIGNED | Director | 02 Jan 1996 | 18 Jan 1999 | | August 1949 | 18 Maybourne Grange, Turnpike Link, Croydon, Surrey, CR0 5NH |
| BURDETT, Roger Leonard RESIGNED | Director | 13 Mar 2001 | 10 Feb 2006 | | September 1950 | 2 Pennyfields Boulevard, Long Eaton, Nottinghamshire, NG10 3QJ |
| CHRISTENSON, Carl Richard RESIGNED | Director | 10 Feb 2006 | 12 Dec 2018 | United States | June 1959 | 25, Surfside Road, Scituate, Ma 02066, Usa |
| COOKSLEY, Jonathan Peter RESIGNED | Director | 01 Apr 1996 | 23 Jun 2000 | | September 1960 | 21 Napier Court, Ranelagh Gardens Fulham, London, SW6 3UT |
| DEEGAN, Glenn RESIGNED | Director | 11 Dec 2018 | 12 May 2023 | United States | September 1966 | 300, Granite Street, Suite 201, Braintree, MA 02184, United States |
| DUNCAN, Ian Alexander RESIGNED | Director | | 12 Jul 1999 | United Kingdom | April 1946 | Durham House, Durham Place, London, SW3 4ET |
| HOUGHTON, Paul David RESIGNED | Director | 28 May 1999 | 23 Jun 2000 | | March 1952 | 2 Mayfield Court, Formby, Liverpool, Merseyside, L37 7JL |
| HUGHES, Alan Spenner RESIGNED | Director | | 02 Jun 1996 | | June 1931 | 31 Westbury Lodge Close, Pinner, Middlesex, HA5 3FG |
| KLOSSNER, Mark RESIGNED | Director | 12 May 2023 | 12 May 2023 | United States | March 1976 | 5978, Honey Hollow Road, Doylestown, Pa, United States |
| MARCHANT, Richard Norman RESIGNED | Director | 12 Jul 1999 | 23 Jun 2000 | | June 1946 | 60 The Mount, Curdworth, Sutton Coldfield, West Midlands, B76 9HR |
| MULHOLLAND, Mark Brown RESIGNED | Director | 29 Sep 1997 | 04 Aug 1999 | | December 1967 | 18 Billinton Drive, Maidenbower, Crawley, West Sussex, RH10 7UU |
| PATRIACCA, Todd RESIGNED | Director | 11 Dec 2018 | 12 May 2023 | United States | November 1969 | 300, Granite Street, Suite 201, Braintree, MA 02184, United States |
| RODGER, David Anthony Hugh RESIGNED | Director | 23 Jun 2000 | 31 Mar 2001 | | January 1938 | Oaktrees, Pinley Green, Claverdon, Warwickshire, CV35 8LU |
| SEWELL, David John RESIGNED | Director | 04 Oct 1999 | 23 Jun 2000 | | November 1952 | 170 Hamilton Avenue, Sutton, Surrey, SM3 9DT |
| STARBUCK, John Thomas RESIGNED | Director | | 23 Jun 2000 | United Kingdom | December 1945 | 10 Long Beech Drive, Farnborough, Hampshire, GU14 0PR |
| STARK, John David Sinclair RESIGNED | Director | | 31 May 1997 | | April 1939 | Tara 15 Copsem Drive, Esher, Surrey, KT10 9HD |
| STORCH, Christian RESIGNED | Director | 12 Dec 2007 | 12 Dec 2018 | United States | January 1960 | 12 Preston Square, Quincy, Massachusetts Ma 02171, United States |
| STUEBE, Mark RESIGNED | Director | 16 May 2023 | 01 Mar 2025 | United States | May 1962 | 300, Granite Street, Suite 201, Braintree, United States |
| TELFER, Stephen RESIGNED | Director | 26 Jul 1999 | 23 Jun 2000 | | February 1947 | Farriers Barn, Lowsdon Lane, Riseley, Bedford, Bedfordshire, MK44 1SN |
| WALL, David Alan RESIGNED | Director | 10 Feb 2006 | 12 Dec 2007 | | January 1958 | 23 Beech Tree Farm Lane, Scituate, Ma 02066, 02066, Usa |
| WATKINS, Richard William RESIGNED | Director | | 31 Jul 1995 | | June 1944 | 40 Southwold, Roman Wood, Bracknell, Berkshire, RG12 8XY |
| WOOD, Peter RESIGNED | Director | | 23 Jun 2000 | | December 1951 | 4 Leawood Road, Fleet, Hants, GU13 8AL |