| VANNI, Francesco ACTIVE | Director | 21 Mar 2025 | | Italy | July 1979 | 192b, Park Drive, Milton Park, Abingdon, OX14 4SD, England |
| ARCINIEGAS, Jorge RESIGNED | Secretary | 24 Sep 2009 | 20 Sep 2010 | | | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| BROSTOWITZ, James RESIGNED | Secretary | | 01 Sep 2009 | | | 3700 W Juneau Avenue, Milwaukee, Winsconsin, 53208, Usa |
| D'ONOFRIO, Enrico RESIGNED | Secretary | 20 Sep 2010 | 07 Jan 2013 | | | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| GATHA, Andrev Arun RESIGNED | Secretary | 05 Jun 2023 | 09 Jun 2026 | | | 192b, Park Drive, Milton Park, Abingdon, OX14 4SD, England |
| KRISHOK, Edward Michael RESIGNED | Secretary | 31 Aug 2009 | 16 Nov 2015 | | | 3700, W. Juneau Avenue, Milwaukee, Wisconsin 53208, Usa |
| LIONE, Gail Ann RESIGNED | Secretary | 31 Aug 2009 | 30 Apr 2010 | | | 3700, W. Juneau Avenue, Milwaukee, Wisconsin 53208, Usa |
| BENKA, Andrew RESIGNED | Director | 01 Nov 2018 | 22 Jul 2021 | England | March 1970 | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| BLEUSTEIN, Jeffrey Lawrence RESIGNED | Director | 01 Dec 1995 | 01 May 2005 | | July 1939 | 9483 North Fairway Drive, Bayside, Wisconsin 53217, IRISH, Usa |
| BOWE, Dennis RESIGNED | Director | 07 Jan 2013 | 16 Nov 2015 | England | February 1968 | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| COPES, Rodney James RESIGNED | Director | 31 Aug 2009 | 30 Nov 2012 | Usa | March 1966 | 3700, W. Juneau Avenue, Milwaukee, Wisconsin 53208, Usa |
| DEMITROS, Kathleen Ann RESIGNED | Director | 02 Nov 1992 | 01 Dec 1995 | | January 1948 | Heath Farm House Main Street, Hanwell, Banbury, Oxfordshire, OX17 1HN |
| FALLON, Geralyn Marie RESIGNED | Director | 25 Jul 2023 | 02 Apr 2026 | United States | May 1960 | 192b, Park Drive, Milton Park, Abingdon, OX14 4SD, England |
| FESSLER, Clyde RESIGNED | Director | 01 Oct 1997 | 15 Jul 1998 | | November 1941 | 1607 Alta Vista, Wauwatosa, Wi, 53213, Usa |
| LENFESTY, Harold Stewart RESIGNED | Director | 01 Dec 1995 | 31 Aug 1997 | | December 1952 | Larchwood, Heathfield Avenue, Ascot, Berkshire, SL5 0AL |
| LEVATICH, Matthew Stephen RESIGNED | Director | 31 Aug 2009 | 01 Nov 2010 | Usa | January 1965 | 3700, W. Juneau Avenue, Milwaukee, Wisconsin 53208, Usa |
| LINDLEY, Robert Norris RESIGNED | Director | 31 Aug 2009 | 23 Dec 2016 | England | July 1966 | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| MCALLISTER, Marc Daniel RESIGNED | Director | 23 Dec 2016 | 01 Nov 2018 | Singapore | May 1969 | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| OLIN, John Ahlvin RESIGNED | Director | 01 Nov 2010 | 31 May 2012 | Usa | January 1961 | 3700, W. Juneau Avenue, Milwaukee, Wisconsin, Usa |
| PATERSON, James RESIGNED | Director | | 31 Dec 1993 | | April 1947 | 18970 Cavendish Road, Brookfield, W1 53005, Usa |
| REBSTOCK, Kolja RESIGNED | Director | 20 Jul 2021 | 27 Feb 2026 | Germany | October 1967 | 192b, Park Drive, Milton Park, Abingdon, OX14 4SD, England |
| RUSSELL, John Kennedy RESIGNED | Director | 23 Mar 1998 | 01 Mar 2007 | England | November 1949 | Mill House, Blackdown, Leamington Spa, Warwickshire, CV32 6QN |
| SWEENEY, Paul Alexander RESIGNED | Director | 26 Feb 2019 | 21 Apr 2023 | England | November 1985 | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| TEERLINK, Richard RESIGNED | Director | | 09 Dec 1998 | | December 1936 | 1765 Wedgewood Drive, West Elm Grove, FOREIGN, Usa |
| THIEME, Christian RESIGNED | Director | 16 Nov 2015 | 26 Feb 2019 | England | April 1974 | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| VAN DER SANDE, Michael Robert RESIGNED | Director | 09 Feb 2007 | 28 Nov 2008 | United Kingdom | June 1965 | Hay Hill Farm, Ascot Road Hawthorn Hill, Maidenhead, Berkshire, SL6 3SY |
| WILLIAMS, Victoria, Mrs. RESIGNED | Director | 21 Apr 2023 | 31 Aug 2024 | England | October 1984 | Oxford Business Park, 6000 Garsington Road, Oxford, Oxfordshire, OX4 2DQ |
| ZIEMER, James Laurel RESIGNED | Director | 30 Apr 2005 | 01 Sep 2009 | Usa | February 1950 | W227 S4175 Concord Court, Waukesha, Wisconsin 53189, Usa |