| GREEN, Robert John, Mr. ACTIVE | Director | 21 Dec 2022 | | United Kingdom | June 1973 | 1030, Eskdale Road, Winnersh Triangle, Wokingham, Berkshire, RG41 5TS, England |
| THOMAS, Glenn Michael, Mr. ACTIVE | Director | 18 Jul 2023 | | United Kingdom | May 1987 | 1030, Eskdale Road, Winnersh Triangle, Wokingham, Berkshire, RG41 5TS, England |
| WAKEFIELD, Ian Kurt ACTIVE | Director | 01 May 2026 | | United Kingdom | July 1965 | 1030, Eskdale Road, Winnersh Triangle, Wokingham, Berkshire, RG41 5TS, England |
| JEFFREYS, Corinne Marianne RESIGNED | Secretary | 09 Dec 1993 | 03 May 2003 | | | 6 Westbere Road, London, NW2 3SR |
| KATRITZKY, Katharina RESIGNED | Secretary | 03 May 2003 | 10 Nov 2009 | | | Le Roqueville, 20 Boulevard Princesse Charlotte, Monaco, 98000 |
| NASH, James Frederick, Mr. RESIGNED | Secretary | 10 Nov 2009 | 13 May 2015 | | | Unit 6 Beaumont Works, Hedley Road, St. Albans, Hertfordshire, AL1 5LU |
| CORPORATE ADMINISTRATION SECRETARIES LIMITED RESIGNED | Nominee Secretary | 09 Dec 1993 | 09 Dec 1993 | | | Falcon House, 24 North John Street, Liverpool, Merseyside, L2 9RP |
| CLARKE, Tracey Margaret RESIGNED | Director | 13 May 2015 | 08 Feb 2018 | United Kingdom | June 1964 | Bd Uk Ltd The Danby Building, Edmund Halley Road, Oxford Science Park, Oxford, OX4 4DQ, United Kingdom |
| FAIRBOURN, Michael John RESIGNED | Director | 13 May 2015 | 05 Dec 2025 | England | March 1959 | The Crescent, Jays Close, Basingstoke, Hampshire, RG22 4BS |
| HOPKIN, Edward Daniel RESIGNED | Director | 13 May 2015 | 21 Dec 2022 | England | December 1973 | Becton Dickinson Uk Limited, The Danby Building Edmund Halley Road, Oxford Science Park, Oxford, OX4 4DQ, United Kingdom |
| KATRITZKY, Rupert Alan RESIGNED | Director | 09 Dec 1993 | 13 May 2015 | Monaco | August 1958 | 5, Chemin De La Rousse, Monaco, 98000, Monaco |
| NEAT, John Konrad RESIGNED | Director | 24 Feb 2016 | 10 May 2024 | England | September 1967 | 1030, Eskdale Road, Winnersh Triangle, Wokingham, Berkshire, RG41 5TS, England |
| VENKATARAMAN, Srividhya RESIGNED | Director | 05 Nov 2019 | 02 Feb 2023 | United Kingdom | January 1977 | 1030, Eskdale Road, Winnersh Triangle, Wokingham, RG41 5TS, England |
| CORPORATE ADMINISTRATION SERVICES LIMITED RESIGNED | Nominee Director | 09 Dec 1993 | 09 Dec 1993 | | | Falcon House, 24 North John Street, Liverpool, Merseyside, L2 9RP |