| TAYLOR, Anne ACTIVE | Secretary | 01 Mar 2024 | | | | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF |
| DEN HOUTER, Frans ACTIVE | Director | 11 Apr 2025 | | Netherlands | May 1974 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF |
| VAN DEN BERGHE, Pim ACTIVE | Director | 01 May 2025 | | Netherlands | January 1976 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF |
| CLARKE, Joanna Lindsey RESIGNED | Secretary | 13 Jul 1998 | 17 Nov 1998 | | | 10 Gordon Road, Harborne, Birmingham, West Midlands, B17 9HB |
| HOUSLEY, Claire Anne RESIGNED | Secretary | 30 Jun 2020 | 01 Mar 2024 | | | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF |
| JAQUET, Reinier Willem RESIGNED | Secretary | 17 Nov 1998 | 24 Dec 2004 | | | Drumptselaan 28, Tiel, 4003 He, The Netherlands |
| PARKER, Kevin Michael RESIGNED | Secretary | 24 Dec 2004 | 30 Jun 2020 | | | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF, United Kingdom |
| AALBERTS, Jan RESIGNED | Director | 17 Nov 1998 | 25 Apr 2014 | Netherlands | December 1939 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF, United Kingdom |
| ALDAY, Raymond Charles RESIGNED | Director | 17 Nov 1998 | 31 Dec 1999 | | January 1948 | 26 Grosvenor Way, Droitwich, Worcestershire, WR9 7SR |
| BEARDALL, Malcolm Derek RESIGNED | Director | 24 Dec 2004 | 21 Dec 2006 | | November 1947 | Glenshirra Lodge Main Street, Alne, York, YO61 1TD |
| BOLKENSTEIN, Berend Pieter RESIGNED | Director | 17 Nov 1998 | 29 Sep 2006 | | April 1957 | Overboslaan 38, Bilthoven, 3722 Bl, The Netherlands |
| CLARKE, Joanna Lindsey RESIGNED | Director | 13 Jul 1998 | 17 Nov 1998 | | May 1971 | 10 Gordon Road, Harborne, Birmingham, West Midlands, B17 9HB |
| EIJGENDAAL, John RESIGNED | Director | 29 Sep 2006 | 06 May 2020 | Netherlands | May 1964 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF, United Kingdom |
| FISHER, Jacqueline RESIGNED | Nominee Director | 13 Jul 1998 | 17 Nov 1998 | | March 1952 | 926 Kingstanding Road, Birmingham, West Midlands, B44 9NG |
| HOUSLEY, Claire Anne RESIGNED | Director | 19 Oct 2022 | 01 Mar 2024 | England | February 1991 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF |
| HOWARTH, Ian Martin RESIGNED | Director | 10 Oct 2011 | 31 Jan 2017 | England | June 1957 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF, United Kingdom |
| MALLOY, Craig RESIGNED | Director | 12 Jan 2017 | 19 Oct 2022 | England | June 1970 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF |
| MONINCX, Arno Rudolf RESIGNED | Director | 06 May 2020 | 11 Apr 2025 | Netherlands | June 1967 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF |
| PELSMA, Wiebe Arnold RESIGNED | Director | 25 Apr 2014 | 08 Sep 2023 | Netherlands | May 1963 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF, United Kingdom |
| PRAAS, Jeroen RESIGNED | Director | 15 Nov 2022 | 01 May 2025 | Netherlands | July 1966 | Belmont Works, St. Catherines Avenue, Doncaster, South Yorkshire, DN4 8DF |
| SAUNDERS, Michael John RESIGNED | Director | 21 Dec 2006 | 23 Aug 2011 | England | December 1956 | The Beeches, Grimley, Worcester, Worcestershire, WR2 6LU |
| STAINES, Anthony Martin, Dr RESIGNED | Director | 24 Dec 2004 | 29 Sep 2006 | England | July 1956 | 17 Lawrence Way, Lichfield, Staffordshire, WS13 6RD |