| WHYTE, Victoria Anne ACTIVE | Secretary | 05 Jan 2007 | | | | 79, New Oxford Street, London, WC1A 1DG, United Kingdom |
| GURUNLU RUSS, Demet ACTIVE | Director | 25 Jun 2024 | | United Kingdom | October 1971 | 79, New Oxford Street, London, WC1A 1DG, United Kingdom |
| EDINBURGH PHARMACEUTICAL INDUSTRIES LIMITED ACTIVE | Director | 05 Jan 2007 | | | | Shewalton Road, -, Irvine, Ayrshire, KA11 5AP |
| GLAXO GROUP LIMITED ACTIVE | Director | 05 Jan 2007 | | | | Gsk Medicines Research Centre, Gunnels Wood Road, Stevenage, SG1 2NY, England |
| BURR, Kenneth Edward RESIGNED | Secretary | 18 Oct 2000 | 13 Dec 2001 | | | 8 Wades Wood, Woolpit, Bury St Edmunds, Suffolk, IP30 9SF |
| DIEP, Angela RESIGNED | Secretary | 24 Jan 2000 | 05 Apr 2000 | | | 90 Long Acre, London, WC2E 9TT |
| TOMLINSON, Ian Michael RESIGNED | Secretary | 13 Dec 2001 | 05 Jan 2007 | | | 315 Cambridge Science Park, Cambridge, Cambridgeshire, CB4 0WG |
| TOMLINSON, Ian Michael RESIGNED | Secretary | 05 Apr 2000 | 18 Oct 2000 | | | 315 Cambridge Science Park, Cambridge, Cambridgeshire, CB4 0WG |
| HALLMARK SECRETARIES LIMITED RESIGNED | Nominee Secretary | 17 Jan 2000 | 24 Jan 2000 | | | 120 East Road, London, N1 6AA |
| ANDERSON, Jill Dawn RESIGNED | Director | 04 Apr 2023 | 25 Jun 2024 | England | March 1964 | Gsk Medicines Research Centre, Gunnels Wood Road, Stevenage, SG1 2NY, United Kingdom |
| ANDRIES, Jerome Charles Maurice RESIGNED | Director | 02 Mar 2020 | 24 Mar 2023 | England | May 1969 | 980 Great West Road, Brentford, Middlesex, TW8 9GS |
| BORGER, James RESIGNED | Director | 25 Feb 2019 | 02 Mar 2020 | England | January 1963 | 980 Great West Road, Brentford, Middlesex, TW8 9GS |
| BRIDGES, Melvyn John RESIGNED | Director | 24 Jul 2003 | 05 Jan 2007 | | May 1950 | 89 Geldart Road, Chanoler, Queensland 4155, Australia |
| BRISTER, David John RESIGNED | Director | 19 Jul 2000 | 20 Sep 2006 | | September 1962 | C/O Mvm Life Science Partners Llp, 1st Floor, 6 Henrietta Street, London, WC2E 8PU |
| BURNS, Alan George RESIGNED | Director | 03 Dec 2012 | 03 Apr 2019 | England | March 1975 | 980, Great West Road, Brentford, Middlesex, TW8 9GS, England |
| CONNELLY, Robert RESIGNED | Director | 23 Feb 2001 | 05 Jan 2007 | | February 1960 | 36 Bonwood Road, Needham, Ma02492, Usa |
| DALRYMPLE, Michael Alexander, Dr RESIGNED | Director | 19 Jul 2000 | 15 May 2003 | | February 1960 | 28 Letham Way, Dalgety Bay, Dunfermline, Fife, KY11 5FQ |
| DAVIES, Derek RESIGNED | Director | 16 Aug 2010 | 14 Dec 2012 | England | June 1963 | 980, Great West Road, Brentford, Middlesex, TW8 9GS |
| DUBIANSKIJ, Oleg RESIGNED | Director | 31 Jan 2017 | 13 Feb 2019 | United Kingdom | February 1972 | 980, Great West Road, Brentford, TW8 9GS, England |
| GARNER, Jeffrey Scott RESIGNED | Director | 19 Feb 2004 | 05 Jan 2007 | United States | August 1956 | 152 Grove Street, Westwood, Massachusetts, 02090, Usa |
| GRIST, Ashley Alexander RESIGNED | Director | 26 May 2009 | 20 Oct 2010 | United Kingdom | September 1965 | 980 Great West Road, Brentford, Middlesex, TW8 9GS |
| KWIK, Stephen RESIGNED | Director | 04 Apr 2001 | 24 Jul 2003 | | November 1943 | 20 Willome Road, Castle Cove, NSW 2069, Australia |
| MAINI, Ravinder Nath, Sir RESIGNED | Director | 18 Nov 2003 | 05 Jan 2007 | United Kingdom | November 1937 | 151 Castelnau, Barnes, London, SW13 9EW |
| NICHOLSON, Kim RESIGNED | Director | 24 Jan 2000 | 05 Apr 2000 | | November 1960 | 90 Long Acre, London, WC2E 9TT |
| PANAGIOTIDIS, Charalampos RESIGNED | Director | 15 Feb 2019 | 02 Mar 2020 | United Kingdom | July 1977 | 980 Great West Road, Brentford, Middlesex, TW8 9GS |
| PITCHFORD, Nigel Aaron, Dr RESIGNED | Director | 19 Feb 2004 | 05 Jan 2007 | | October 1969 | 91 Waterloo Road, London, SE1 8XP |
| REEDERS, Stephen Thomas, Dr RESIGNED | Director | 20 Sep 2006 | 05 Jan 2007 | United States | May 1953 | 85, Cotage Street, Brookline Ma 02445, Usa |
| SKALETSKY, Mark RESIGNED | Director | 17 Dec 2004 | 05 Jan 2007 | | June 1948 | 22 Puritan Road, Newton, 02461 Ma |
| TOMLINSON, Ian Michael RESIGNED | Director | 05 Apr 2000 | 05 Jan 2007 | | February 1969 | 315 Cambridge Science Park, Cambridge, Cambridgeshire, CB4 0WG |
| WINTER, Gregory Paul, Sir RESIGNED | Director | 26 May 2000 | 05 Jan 2007 | United Kingdom | April 1951 | Room H3 Great Court, Trinity College Trinity Street, Cambridge, Cambridgeshire, CB2 1TQ |
| HALLMARK REGISTRARS LIMITED RESIGNED | Nominee Director | 17 Jan 2000 | 24 Jan 2000 | | | 120 East Road, London, N1 6AA |