| AHMAD, Muqeet ACTIVE | Director | 20 Sep 2023 | | United Kingdom | May 1986 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| JOOLIA, Asghar Ally ACTIVE | Director | 10 Jan 2025 | | England | July 1990 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| NOLAN, Darren James ACTIVE | Director | 08 Jan 2026 | | Ireland | August 1973 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| TAYLOR, Lynne ACTIVE | Director | 05 Mar 2020 | | England | March 1971 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| BUTLER, Anthony Edgar RESIGNED | Secretary | 31 May 2010 | 05 Nov 2017 | | | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| HOUSHMAND, Homayon RESIGNED | Secretary | | 31 May 2010 | | | Ilex House, 30a Arthog Road, Hale, Altrincham, Cheshire, WA15 0LY |
| AITKEN, Linda Jane RESIGNED | Director | 18 Jul 2016 | 16 Jan 2017 | England | June 1963 | Gea Process Engineering Ltd, School Lane, Chandlers Ford, Hampshire, SO53 4DG, United Kingdom |
| ANDERSEN, Michael RESIGNED | Director | 28 Feb 2008 | 23 Sep 2010 | | February 1968 | Hoejmarksvej 17, Soeborg, 2860 |
| APRCOVIC, Ilija RESIGNED | Director | 23 Sep 2010 | 15 May 2019 | United Kingdom | August 1966 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| BOEKEN, Hans RESIGNED | Director | 08 Dec 2021 | 21 Oct 2025 | Belgium | July 1982 | 70, Gea Process Engineering N.V., Keerbaan 70, Wommelgem, Belgium |
| BUTLER, Anthony Edgar RESIGNED | Director | 31 May 2010 | 05 Nov 2017 | England | May 1953 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| DONBAVAND, Timothy John RESIGNED | Director | 11 Aug 2017 | 05 Mar 2020 | England | July 1967 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| DONNELLY, Dermot RESIGNED | Director | 16 Oct 2001 | 01 Apr 2003 | | November 1962 | 2 The Heath Cypress Downs, Templeoque, Dublin 6w, IRISH |
| DUMBLE, Barry Graydon RESIGNED | Director | 15 May 2019 | 05 Mar 2020 | England | December 1959 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| EWEN, Elmar Josef, Dr RESIGNED | Director | 01 Nov 2001 | 01 Mar 2003 | | April 1963 | Heidkoppel 18, D-21379 Scharnebeck, Scharnebeck, Germany |
| GRAUGAARD, Niels Lykke RESIGNED | Director | 01 Mar 2003 | 28 Feb 2008 | | February 1947 | 1 Bregnebakken, Birkerod, Dk 3460, Denmark |
| HAASE, Joachim Paul Otto RESIGNED | Director | 28 Feb 2008 | 23 Sep 2010 | | February 1950 | Saselheider Str 69c, Hamburg, D-22159, Germany |
| HOUSHMAND, Homayon RESIGNED | Director | 01 Jan 2002 | 26 Aug 2010 | England | June 1955 | Ilex House, 30a Arthog Road, Hale, Altrincham, Cheshire, WA15 0LY |
| HOUSHMAND, Homayon RESIGNED | Director | 15 Jan 1998 | 01 Dec 2000 | England | June 1955 | Ilex House, 30a Arthog Road, Hale, Altrincham, Cheshire, WA15 0LY |
| HUBER, Bernd RESIGNED | Director | 01 Dec 2000 | 30 Sep 2002 | | October 1958 | Wilhelm, Kreutzkamswiese 23, Selm-Cappenberg, Nordrhein-Westfalen 59379, Germany |
| JACKSON, David Edward, Sales Director RESIGNED | Director | | 31 Jan 1997 | | April 1938 | 4 Barnswood Close, Grappenhall, Warrington, Cheshire, WA4 2YJ |
| JACKSON, Martin David RESIGNED | Director | 18 Jul 2016 | 08 Jan 2026 | England | November 1966 | Gea Process Engineering Ltd, Leacroft Road, Birchwood, Warrington, WA3 6JF, England |
| KLINGENBERG, Jurgen RESIGNED | Director | | 01 Oct 1995 | | January 1942 | Tuchenhagen Rondell, Buechen D 1059, Germany |
| KROESSMANN, Manfred RESIGNED | Director | 01 Sep 2000 | 01 Nov 2001 | | May 1942 | Stormarnring 17, D-21509 Glinde, Germany |
| KRUESSEL, Matthias Holger RESIGNED | Director | 24 Sep 2001 | 29 Oct 2001 | | December 1970 | 10 Madison Apartments, Seymour Grove, Old Trafford, Manchester, M16 0NB |
| KUHLENBAUMER, Edgar Heinrich RESIGNED | Director | | 16 Oct 2001 | | April 1945 | 3 Planetree Road, Hale, Altrincham, Cheshire, WA15 9JJ |
| LAKHANPAUL, Navin RESIGNED | Director | 05 Mar 2020 | 14 Sep 2023 | Singapore | March 1976 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| METTE, Peter RESIGNED | Director | | 01 Oct 1995 | | February 1941 | Berlingen Str, Buechen 2d 2059, Germany |
| MUNDAY, Richard RESIGNED | Director | 05 Mar 2020 | 31 Mar 2023 | England | October 1975 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| O'NEILL, Tracey Ann RESIGNED | Director | 01 Oct 2017 | 05 Mar 2020 | England | May 1968 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| PARTRIDGE, Anthony John RESIGNED | Director | 30 Sep 2005 | 01 Mar 2012 | England | February 1947 | Ashley Cottage 1 Upper Ashlyns Road, Berkhamsted, Hertfordshire, HP4 3BW |
| RADEMACHER, Rolf Dieter RESIGNED | Director | 01 Oct 1995 | 01 Sep 2000 | | April 1948 | Hornbeker Strasse 42, 21514 Guester, Germany |
| REYNELL, Susie RESIGNED | Director | 05 Mar 2020 | 08 Dec 2021 | England | July 1982 | Leacroft House, Leacroft Road, Birchwood, Warrington, Cheshire, WA3 6JF |
| WRENSTED, Tom Niels RESIGNED | Director | 09 Nov 2010 | 30 Sep 2017 | Denmark | July 1965 | Noedebovej 15, 3480 Fredensborg, Fredensborg, Denmark |
| YOUNGS, Ronald Anthony RESIGNED | Director | 30 Jul 2010 | 01 Nov 2015 | England | February 1952 | Gea Process Engineering Ltd, School Lane, Chandler's Ford, Eastleigh, Hampshire, SO53 4DG, England |
| YOUNGS, Ronald Anthony RESIGNED | Director | 23 Sep 2005 | 28 Feb 2008 | England | February 1952 | Scarlet Oaks, Ridgway, Pyrford, Surrey, GU22 8PN |