| SMITH, Warren ACTIVE | Secretary | 01 Jul 2026 | | | | 3950, Cambridge Research Park, Waterbeach, Cambridge, CB25 9PE, England |
| JAMES, Paul Anthony ACTIVE | Director | 20 Nov 2024 | | England | February 1967 | 3950, Cambridge Research Park, Waterbeach, Cambridge, CB25 9PE, England |
| MILLS, Robert John, Dr ACTIVE | Director | 11 Oct 2019 | | United Kingdom | February 1969 | 3950, Cambridge Research Park, Waterbeach, Cambridge, CB25 9PE, England |
| BERRY, Nigel Andrew RESIGNED | Secretary | 20 May 2002 | 01 Dec 2003 | | | Littlecote, Rideaway, Hemingford Abbots, Huntingdon, Cambridgeshire, PE28 9AG |
| BEVIS, Alexander Peter RESIGNED | Secretary | 31 Mar 2011 | 29 Mar 2017 | | | Science Park, Milton Road, Cambridge, Cambridgeshire, CB4 0XR |
| BRAULT, James Michael RESIGNED | Secretary | 29 Mar 2017 | 02 May 2017 | | | Science Park, Milton Road, Cambridge, Cambridgeshire, CB4 0XR |
| COTTAGE, Camila RESIGNED | Secretary | 01 Feb 2021 | 20 Oct 2022 | | | 3950, Cambridge Research Park, Waterbeach, Cambridge, CB25 9PE, England |
| COTTAGE, Camila RESIGNED | Secretary | 15 Nov 2018 | 01 Dec 2019 | | | Science Park, Milton Road, Cambridge, Cambridgeshire, CB4 0XR |
| CRANE, Julia Alison RESIGNED | Secretary | 16 Jan 2023 | 31 Dec 2025 | | | 3950, Cambridge Research Park, Waterbeach, Cambridge, CB25 9PE, England |
| GREENWOOD, Pheobe RESIGNED | Secretary | 01 Jan 2026 | 01 Jul 2026 | | | 3950, Cambridge Research Park, Waterbeach, Cambridge, CB25 9PE, England |
| LIU, Lily RESIGNED | Secretary | 02 May 2017 | 14 Nov 2018 | | | Science Park, Milton Road, Cambridge, Cambridgeshire, CB4 0XR |
| LOWE, Jonathan RESIGNED | Secretary | 17 Oct 2000 | 27 Mar 2001 | | | The Old Brewery, High Street, Great Bardfield, Braintree, Essex, CM7 4SP |
| MACLEOD, Gordon Neil RESIGNED | Secretary | 27 Mar 2001 | 20 May 2002 | | | 17 Christie Drive, Huntingdon, Cambridgeshire, PE29 6JD |
| TAYLOR, Andrew William RESIGNED | Secretary | 01 Dec 2003 | 31 Mar 2011 | | | 13 Pretoria Road, Cambridge, Cambridgeshire, CB4 1HD |
| TICHIAS, Ian Alan RESIGNED | Secretary | 20 Oct 2022 | 16 Jan 2023 | | | 3950, Cambridge Research Park, Waterbeach, Cambridge, CB25 9PE, England |
| WYLIE, Graham Thomas RESIGNED | Secretary | 16 May 1995 | 17 Oct 2000 | | | Ashton 14 Botyl Road, Botolph Claydon, Buckinghamshire, MK18 2LR |
| A B & C SECRETARIAL LIMITED RESIGNED | Nominee Secretary | 22 Feb 1995 | 16 May 1995 | | | 100 Barbirolli Square, Manchester, M2 3AB |
| BERRY, Nigel Andrew RESIGNED | Director | 20 May 2002 | 31 Mar 2008 | England | May 1959 | Littlecote, Rideaway, Hemingford Abbots, Huntingdon, Cambridgeshire, PE28 9AG |
| BEVIS, Alexander Peter RESIGNED | Director | 14 Feb 2011 | 29 Mar 2017 | United Kingdom | June 1975 | 3, Home Close, Histon, Cambridge, CB24 9JL, England |
| DINWOODIE, Ian Neil RESIGNED | Director | 01 Jul 2003 | 27 Mar 2015 | England | July 1960 | Brackley House, Bainton Road, Tallington, Lincolnshire, PE9 4RT |
| EDWARDS, Douglas James RESIGNED | Director | 05 Jan 2015 | 10 Oct 2019 | England | December 1960 | Science Park, Milton Road, Cambridge, Cambridgeshire, CB4 0XR |
| FINEMAN, Jan Carl Ludvig RESIGNED | Director | 13 Feb 2001 | 01 Jul 2003 | | October 1959 | Paradise Barns, Bucks Lane, Little Eversden, Cambridgeshire, CB3 7HL |
| FLETT, Richard Michael John RESIGNED | Director | 16 May 1995 | 22 Sep 1995 | | May 1956 | 16 Rue Du Grand-Bureau, 1227 Geneva, FOREIGN, Switzerland |
| HOLMES, John Berwick RESIGNED | Director | 16 May 1995 | 21 Nov 1995 | United Kingdom | May 1935 | Wellnap Cottage, Slindon, Arundel, West Sussex, BN18 0RD |
| HOOK, Robert Charles, Doctor RESIGNED | Director | 16 May 1995 | 17 Oct 2000 | | August 1943 | Sycamore Farm New Road, Over, Cambridge, Cambridgeshire, CB4 5PJ |
| KENKARE, Shomit Ashok RESIGNED | Director | 15 Nov 2018 | 31 Dec 2019 | United States | November 1970 | Science Park, Milton Road, Cambridge, Cambridgeshire, CB4 0XR |
| KING, Richard Ashton RESIGNED | Director | 16 May 1995 | 13 May 2008 | England | August 1929 | 8 Barrow Road, Cambridge, Cambridgeshire, CB2 2AS |
| LIU, Lili RESIGNED | Director | 02 May 2017 | 14 Nov 2018 | United Kingdom | February 1972 | Science Park, Milton Road, Cambridge, Cambridgeshire, CB4 0XR |
| MACLEOD, Gordon Neil RESIGNED | Director | 27 Mar 2001 | 20 May 2002 | | September 1970 | 17 Christie Drive, Huntingdon, Cambridgeshire, PE29 6JD |
| TAYLOR, Andrew William RESIGNED | Director | 31 Mar 2008 | 31 Mar 2011 | England | August 1969 | 13 Pretoria Road, Cambridge, Cambridgeshire, CB4 1HD |
| TICHIAS, Ian Alan RESIGNED | Director | 01 Mar 2020 | 20 Nov 2024 | England | September 1969 | 3950, Cambridge Research Park, Waterbeach, Cambridge, CB25 9PE, England |
| WYLIE, Graham Thomas RESIGNED | Director | 16 May 1995 | 17 Oct 2000 | United Kingdom | February 1949 | Ashton 14 Botyl Road, Botolph Claydon, Buckinghamshire, MK18 2LR |
| INHOCO FORMATIONS LIMITED RESIGNED | Nominee Director | 22 Feb 1995 | 16 May 1995 | | | 100 Barbirolli Square, Manchester, M2 3AB |