| TURNER, Craig Martin ACTIVE | Secretary | 17 Sep 2009 | | | | 42, Wharfedale Road, Euroway Industrial Estate, Bradford, BD4 6SG, England |
| GUND, Richard ACTIVE | Director | 04 Sep 2025 | | United States | November 1966 | 9333, Dielman Industrial Drive, Saint Louis, Missouri 63132, United States |
| GUND, Stephen ACTIVE | Director | 04 Sep 2025 | | United States | March 1971 | 9333, Dielman Industrial Drive, Saint Louis, Missouri 63132, United States |
| HUGUET SANCHEZ, Carlos ACTIVE | Director | 31 Jan 2025 | | Germany | July 1977 | 42, Wharfedale Road, Euroway Industrial Estate, Bradford, BD4 6SG, England |
| KRUPICH, Brian ACTIVE | Director | 04 Sep 2025 | | United States | May 1981 | 9333, Dielman Industrial Drive, Saint Louis, Missouri 63105, United States |
| STOR, John ACTIVE | Director | 04 Sep 2025 | | England | November 1960 | 42, Wharfedale Road, Euroway Industrial Estate, Bradford, BD4 6SG, England |
| VASSILEV, Ivan ACTIVE | Director | 04 Sep 2025 | | United States | August 1972 | 9333, Dielman Industrial Drive, Saint Louis, Missouri 63132, United States |
| BENTLEY, George Nicholas RESIGNED | Secretary | 07 Aug 1997 | 23 Mar 2000 | | | 4 Parkfield Road, Shipley, West Yorkshire, BD18 4EA |
| CAMPONI, Peter RESIGNED | Secretary | 27 Apr 2002 | 17 Sep 2009 | | | 64-66 Dunstable Road, Flitwick, Bedfordshire, MK45 IHU |
| PARKIN, Ian Charles RESIGNED | Secretary | 23 Mar 2000 | 26 Apr 2002 | | | 8 Ennerdale Avenue, Dewsbury, West Yorkshire, WF12 7NH |
| PARKIN, Ian Charles RESIGNED | Secretary | | 04 Aug 1997 | | | 8 Ennerdale Avenue, Dewsbury, West Yorkshire, WF12 7NH |
| BEDENIG, Dietrich Oskar Franz RESIGNED | Director | | 27 Apr 1993 | | August 1940 | Schererstrasse 11, Solothurn Ch-4500, FOREIGN, Switzerland |
| BUERGIN, Nikolai RESIGNED | Director | 01 Mar 1999 | 07 Mar 2005 | | June 1945 | Weinbergstrasse 54, Ch 8802, Kilchberg, Switzerland |
| FRITSCHE, Bernhard Hermann RESIGNED | Director | 24 Jun 2014 | 31 Dec 2016 | Switzerland | February 1965 | Wharfedale Rd, Euroway Est, Bierley, Bradford W Yorks, BD4 6SG |
| GUDGEON, Eric Norris RESIGNED | Director | | 12 Dec 1999 | | April 1938 | 11 Hazel Beck, Bingley, West Yorkshire, BD16 1LZ |
| KELLMANN, Stephan RESIGNED | Director | 28 Jun 2011 | 24 Jun 2014 | Switzerland | July 1964 | 101, Steinacherstrasse, Ch-8804 Au, Wadenswil, Switzerland, Switzerland |
| KLOTZ, Achim Werner RESIGNED | Director | 22 May 2013 | 24 Jun 2014 | Switzerland | July 1960 | 101, Von Roll Steinacherstrasse, Ch 8804, Au, Wadenswil, Switzerland |
| LUST, Artur RESIGNED | Director | 01 Aug 2018 | 31 Jan 2025 | Switzerland | June 1982 | Passwangstrasse 20, Ch-4226, Breitenbach, Switzerland |
| MATHIAS, Michael Gerhard RESIGNED | Director | 30 Sep 2010 | 31 Mar 2011 | Germany | May 1963 | Wharfedale Rd, Euroway Est, Bierley, Bradford W Yorks, BD4 6SG |
| MATZNER, Werner RESIGNED | Director | 29 Oct 2004 | 21 Feb 2006 | | September 1958 | Mugerenstr 75, Cham, Kanton Of Zng Ch 6330, Switzerland |
| NAEF, Stephan RESIGNED | Director | 21 Feb 2006 | 06 Sep 2006 | | March 1962 | 113 Emil Freystr, Muenchenstein, Baselland 4142, Switzerland |
| NEDVIDEK, Francis Jerome, Doctor RESIGNED | Director | 09 Feb 2000 | 03 Jul 2001 | | February 1958 | 55 Mattenstrasse, Steinhausen, Ch 6312, Switzerland |
| RIEUPET, Alain RESIGNED | Director | 28 Apr 2008 | 28 Jun 2011 | France | April 1950 | 3 Rue Reiset, Belfort, 90000, France |
| ROSAZ, Bernard Antoine Alain RESIGNED | Director | | 07 Aug 1997 | | March 1939 | 84 Bd Arago, Paris 75014, FOREIGN, France |
| SCHALLER, Stephan RESIGNED | Director | 24 Jun 2014 | 01 Aug 2018 | Germany | November 1968 | Wharfedale Rd, Euroway Est, Bierley, Bradford W Yorks, BD4 6SG |
| SCHERBAL, Markus RESIGNED | Director | 06 Sep 2007 | 30 Sep 2010 | Switzerland | March 1972 | 162 Seestrasse, Bach, CH 8806, Switzerland |
| TROSCH, Hans Geog RESIGNED | Director | 27 Apr 1993 | 31 May 2000 | | July 1941 | Meisenweg 30, Ch-4310 Rheinfelden, Switzerland, FOREIGN |
| VAN NIEUWENHUIZEN, Hendrik RESIGNED | Director | 20 Apr 2011 | 22 May 2013 | Netherlands | January 1964 | 101, Steinacherstrasse, Ch-8804, Au, Wadenswil, Switzerland |
| WASEM, Bernard RESIGNED | Director | 07 Mar 2005 | 06 Dec 2007 | | March 1962 | Ch Bromberg, Lauten, Ch 4242, Switzerland |