| RISINO, Anthony, Mr. ACTIVE | Director | 15 Jun 2020 | | England | August 1968 | Tenax Road, Trafford Park, Manchester, M17 1WT, United Kingdom |
| THOMPSON, Steven ACTIVE | Director | 04 Nov 2021 | | England | April 1964 | Accounts Department, Tenax Road, Trafford Park, Manchester, M17 1WT, England |
| DICKSON, Trevor James RESIGNED | Secretary | 18 Mar 2004 | 31 Jan 2005 | | | Bayer House, Strawberry Hill, Newbury, Berkshire, RG14 1JA |
| FLETT, Christopher James RESIGNED | Secretary | 30 Nov 2007 | 15 Jun 2020 | | | 71 Lottage Road, Aldbourne, Marlborough, Wiltshire, SN8 2EB |
| NEWSON, Martin David RESIGNED | Secretary | 31 Jan 2005 | 31 Dec 2007 | | | Tudor Dell, May Avenue, Lymington, Hampshire, SO41 9DQ |
| NEWSON, Martin David RESIGNED | Secretary | 25 Mar 1998 | 18 Mar 2004 | | | 30 Abberbury Road, Iffley, Oxford, Oxfordshire, OX4 4ES |
| MITRE SECRETARIES LIMITED RESIGNED | Secretary | 26 Jan 1998 | 25 Mar 1998 | | | Mitre House, 160 Aldersgate Street, London, EC1A 4DD |
| ABERG, Lennart Thorsten RESIGNED | Director | 25 Mar 1998 | 31 Dec 2002 | | March 1942 | Dower House Stoke Court Drive, Stoke Poges, Slough, Berkshire, SL2 4LH |
| COURTH, Lambert RESIGNED | Director | 05 Dec 2002 | 31 Jan 2005 | | March 1946 | Bayer House, Strawberry Hill, Newbury, Berkshire, RG14 1JA |
| HASS, Dietrich Jurgen RESIGNED | Director | 15 Sep 2000 | 06 Dec 2001 | Oxfordshire/Uk | August 1940 | 1 Hillyard Barns, High Street, Sutton Courtenay, Oxfordshire, OX14 4BJ |
| HELLWIG, Olaf Joerg RESIGNED | Director | 06 Feb 2008 | 01 Dec 2017 | Germany | May 1965 | 100 Rheinuferstrasse, Krefled, North Rheine Westflalia 47829, Germany |
| HUPPELER, Holger RESIGNED | Director | 01 Dec 2017 | 15 Jun 2020 | Germany | September 1967 | Lanxess Tower, Kennedyplatz 1, 50569, Cologne, Germany |
| KLAEREN, Aloys RESIGNED | Director | 15 Sep 2000 | 06 Dec 2001 | | February 1940 | Barenstrasse 12, Krefeld, 47802, Germany |
| KOEMM, Ulrich, Dr RESIGNED | Director | 25 Mar 1998 | 15 Sep 2000 | | October 1950 | Semmelweisstrasse 167, 51060 Cologne, FOREIGN, Germany |
| KRUEGER, Ralf Guenther RESIGNED | Director | 15 Jun 2020 | 27 Nov 2023 | Germany | October 1961 | Kenndyplatz 1, Cologne, 50569, Germany |
| LLOYD, Terence Leslie, Dr RESIGNED | Director | 15 Sep 2000 | 30 Jun 2006 | | June 1946 | 4 Medway Drive, Allestree, Derby, Derbyshire, DE22 2UB |
| O'CONNOR, Kiern Mark RESIGNED | Director | 15 May 2006 | 31 Oct 2018 | United Kingdom | November 1951 | 7, Lamtarra Way, Newbury, Berkshire, RG14 7WB |
| PEREZ, Jacques Louis Albert RESIGNED | Director | 31 Oct 2018 | 04 Nov 2021 | United Kingdom | April 1962 | Lanxess Solutions Uk Limited, Tenax Road, Trafford Park, Manchester, M17 1WT, England |
| PETINAUX, Marcel, Dr RESIGNED | Director | 31 Jan 2002 | 31 Dec 2002 | | July 1945 | Bethelstrabe 23, Krefeld, 47800, Germany |
| PRENDERVILLE, Liam Seamus RESIGNED | Director | 25 Mar 1998 | 23 May 2000 | | September 1949 | Chapel Lane, Swords, County Dublin, Republic Of Ireland |
| REEVES, Barbara RESIGNED | Director | 26 Jan 1998 | 25 Mar 1998 | United Kingdom | October 1962 | Flat 2 24 Bracknell Gardens, London, NW3 7ED |
| RICH, Michael William RESIGNED | Director | 26 Jan 1998 | 25 Mar 1998 | | July 1947 | Hillfield, Gorse Hill, Farningham, Dartford, Kent, DA4 0JU |
| SCHMITZ, Wolfgang RESIGNED | Director | 20 Feb 2003 | 05 Feb 2008 | | June 1953 | Bayer House, Strawberry Hill, Newbury, Berkshire, RG14 1JA |