| GEDDES, Brian Joseph ACTIVE | Director | 06 Apr 2026 | | United Kingdom | January 1978 | Bridon International Ltd, Technology Centre, Balby Carr Bank, Doncaster, DN4 8DG, United Kingdom |
| JAGERS, Erik ACTIVE | Director | 30 May 2024 | | Belgium | January 1975 | Langevelddreef 4/0002, De Pinte, 9840, Belgium |
| POELMAN, Peter Clara ACTIVE | Director | 01 Apr 2025 | | Belgium | December 1966 | Nv Bekaert Sa, Bekaertstraat 2, Zwevegem, 8550, Belgium |
| BARNES, Garry Elliot, Mr. RESIGNED | Secretary | 30 Sep 2008 | 07 Oct 2013 | | | Precision House, Arden Road, Alcester, Warwickshire, B49 6HN |
| BOYDELL, Andrew Christopher RESIGNED | Secretary | | 29 Aug 1997 | | | Hillside Farm, Hangar Hill Whitwell, Worksop, Nottinghamshire, S80 4SD |
| PORTER, Michael James Robert RESIGNED | Secretary | 29 Aug 1997 | 22 Dec 2004 | | | Apartment 14 Ryburn Barkisland Mill, Beestonley Lane Barkisland, Halifax, West Yorkshire, HX4 0HF |
| VENTRELLA, Antonio RESIGNED | Secretary | 22 Dec 2004 | 30 Sep 2008 | | | 21 Lady Byron Lane, Knowle, Solihull, West Midlands, B93 9AT |
| WESTLEY, Adam David Christopher RESIGNED | Secretary | 07 Oct 2013 | 12 Nov 2014 | | | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| ARMITAGE, George Edward RESIGNED | Director | 21 May 1993 | 28 Jul 1997 | | September 1941 | Lawn House 8 Boulton Drive, Old Cantley, Doncaster, South Yorkshire, DN3 3QX |
| BAMFORD, Neil RESIGNED | Director | 09 Sep 1997 | 01 Jul 2008 | | May 1958 | Mires Farm, Back O'The Heights Rishworth, Sowerby Bridge, West Yorkshire, HX6 4RF |
| BARNES, Garry Elliot, Mr. RESIGNED | Director | 01 Jul 2008 | 12 Nov 2014 | England | August 1970 | Precision House, Arden Road, Alcester, Warwickshire, B49 6HN |
| BESWICK, Graham John RESIGNED | Director | 14 Apr 1994 | 10 Apr 1996 | United Kingdom | June 1943 | 14 The Woods, Radlett, Hertfordshire, WD7 7HF |
| BILES, John Anthony RESIGNED | Director | 01 Jun 1998 | 17 Jun 2004 | England | June 1947 | The Old Manor, Cliftons Lane, Reigate, Surrey, RH2 9RA |
| BOFFÉ, Damien RESIGNED | Director | 01 May 2020 | 30 May 2024 | Belgium | July 1975 | Bridon International Ltd, Technology Centre, Balby Carr Bank, Doncaster, DN4 8DG, United Kingdom |
| BRIMBLE, Stephen John RESIGNED | Director | 18 Dec 2006 | 31 Dec 2009 | United Kingdom | February 1961 | Precision House, Arden Road, Alcester, Warwickshire, B49 6HN |
| CAFFYN, Andrew David RESIGNED | Director | 12 Nov 2014 | 28 Jun 2016 | United Kingdom | March 1964 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ, United Kingdom |
| CLAYTON, John Brian RESIGNED | Director | | 02 Jul 1995 | | November 1932 | Littlesway, Wreay, Carlisle, Cumbria, CA4 0RL |
| COOK, Gareth John RESIGNED | Director | 01 Apr 2019 | 04 Nov 2021 | England | November 1981 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| DEMEULENEERE, Kurt RESIGNED | Director | 28 Jun 2016 | 22 Dec 2017 | England | October 1968 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| DUCH, Roman Alex RESIGNED | Director | 12 Nov 2014 | 21 Mar 2016 | Canada | December 1970 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 57Q, United Kingdom |
| DUNKLEY, Hugo Nicholas Canning RESIGNED | Director | | 02 Jul 1995 | | March 1946 | Dunstan Farm, Shaw Lock Gringley On The Hill, Doncaster, South Yorkshire, DN10 4SH |
| GRAHAM-ADRIANI, Robin Paul RESIGNED | Director | 27 Mar 2009 | 30 Jun 2010 | England | December 1955 | Precision House, Arden Road, Alcester, Warwickshire, B49 6HN |
| GRIFFIN, Claudia Maria RESIGNED | Director | 23 Feb 2018 | 01 May 2020 | Germany | May 1967 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| HUMBLET, Bruno Jozef Maria RESIGNED | Director | 28 Jun 2016 | 29 Mar 2018 | Belgium | September 1965 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| HURD, Raymond Clifford RESIGNED | Director | | 04 Jul 1994 | England | July 1944 | 34 Sandrock Drive, Doncaster, South Yorkshire, DN4 6DT |
| KENNEDY, Iain Alexander RESIGNED | Director | 12 Nov 2014 | 28 Jun 2016 | United Kingdom | August 1969 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 57Q, United Kingdom |
| MACGREGOR, Allan George RESIGNED | Director | | 02 Jul 1995 | England | February 1947 | 71 Ellers Avenue, Bessecarr, Doncaster, South Yorkshire, DN4 7DZ |
| MARTIN, Geoffrey Peter RESIGNED | Director | 01 Jul 2008 | 12 Nov 2014 | United Kingdom | October 1967 | Precision House, Arden Road, Alcester, Warwickshire, B49 6HN |
| NALLI, Roberto RESIGNED | Director | 28 Jun 2016 | 06 Jul 2018 | Canada | October 1969 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| NAYLOR, Peter Howard RESIGNED | Director | 21 May 1993 | 02 Jul 1995 | | December 1953 | 18 Torne View, Auckley, Doncaster, South Yorkshire, DN9 3PQ |
| NEWMAN, James Henry RESIGNED | Director | 17 Sep 1996 | 24 Sep 1997 | | February 1950 | Smithy Cottage Newton Kyme, Tadcaster, North Yorkshire, LS29 9LS |
| NORTH, Stephen William RESIGNED | Director | 28 Jul 1997 | 30 Nov 1998 | | May 1951 | 2 Warren Close, Woodsetts, Worksop, Nottinghamshire, S81 8SL |
| PEART, Alistair Garfield RESIGNED | Director | 27 Mar 2009 | 12 Nov 2014 | United Kingdom | February 1959 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| PECKHAM, Simon Antony RESIGNED | Director | 01 Jul 2008 | 12 Nov 2014 | United Kingdom | August 1962 | Precision House, Arden Road, Alcester, Warwickshire, B49 6HN |
| PETERSEN, Ronald John RESIGNED | Director | 10 Jul 1995 | 09 Sep 1997 | England | September 1946 | Picket Piece Hale Lane, Wendover, Aylesbury, Buckinghamshire, HP22 6NQ |
| PIKE, Aniko RESIGNED | Director | 01 Feb 2022 | 06 Apr 2026 | United Kingdom | July 1977 | Bridon International Ltd, Technology Centre, Balby Carr Bank, Doncaster, DN4 8DG, United Kingdom |
| PORTER, Michael James Robert RESIGNED | Director | 01 Jun 1998 | 13 Jan 2005 | | January 1945 | Apartment 14 Ryburn Barkisland Mill, Beestonley Lane Barkisland, Halifax, West Yorkshire, HX4 0HF |
| RICHARDS, Matthew John RESIGNED | Director | 27 Mar 2009 | 12 Nov 2014 | United Kingdom | January 1975 | Precision House, Arden Road, Alcester, Warwickshire, B49 6HN |
| RUTHERFORD, Stephen John RESIGNED | Director | 28 Jul 1997 | 18 Dec 2006 | England | June 1951 | 8 Harewood, Molescroft, Beverley, North Humberside, HU17 7EF |
| RUTHERFORD, Stephen John RESIGNED | Director | | 02 Jul 1995 | England | June 1951 | 8 Harewood, Molescroft, Beverley, North Humberside, HU17 7EF |
| STACEY, Andrew Gordon, Dr RESIGNED | Director | | 28 Jul 1997 | England | October 1945 | 20 Oak Tree Road, Branton, Doncaster, South Yorkshire, DN3 3QD |
| TANDY, John Michael RESIGNED | Director | | 02 Jul 1995 | | October 1944 | 1 Cadgwith Drive, Darley Abbey, Derby, Derbyshire, DE22 2AF |
| TEMPLEMAN, Jonathan RESIGNED | Director | 14 Apr 2010 | 28 Jun 2016 | United Kingdom | July 1962 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| THORN, Jeremy Gordon RESIGNED | Director | | 21 May 1993 | | March 1948 | 27 Aviemore Road, Doncaster, South Yorkshire, DN4 9ND |
| TSAKOS, Georgios RESIGNED | Director | 07 Oct 2022 | 31 Mar 2025 | United Kingdom | January 1985 | Bridon International Ltd, Technology Centre, Balby Carr Bank, Doncaster, DN4 8DG, United Kingdom |
| VANKEMMELBEKE, Luc RESIGNED | Director | 06 Jul 2018 | 01 Apr 2019 | Belgium | January 1971 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |
| WALKER, Philip RESIGNED | Director | | 01 Feb 1995 | | January 1938 | 115 Bawtry Road, Bessacarr, Doncaster, South Yorkshire, DN4 7AG |
| WESTON, Steve RESIGNED | Director | 01 Apr 2019 | 07 Oct 2022 | England | November 1966 | Icon Building, First Point, Balby Carr Bank, Doncaster, South Yorkshire, DN4 5JQ |