| WHYTE, Victoria Anne ACTIVE | Secretary | 17 Apr 2001 | | | | 79, New Oxford Street, London, WC1A 1DG, United Kingdom |
| BROWN, Julie Belita ACTIVE | Director | 01 May 2023 | | United Kingdom | March 1962 | 79, New Oxford Street, London, WC1A 1DG, United Kingdom |
| WALKER, Adam ACTIVE | Director | 07 May 2019 | | United Kingdom | November 1967 | 79, New Oxford Street, London, WC1A 1DG, United Kingdom |
| EDINBURGH PHARMACEUTICAL INDUSTRIES LIMITED ACTIVE | Director | 31 Jan 2001 | | | | Shewalton Road, Irvine, Ayrshire, KA11 5AP, United Kingdom |
| GLAXO GROUP LIMITED ACTIVE | Director | 31 Jan 2001 | | | | Gsk Medicines Research Centre, Gunnels Wood Road, Stevenage, United Kingdom, SG1 2NY, United Kingdom |
| BICKNELL, Simon Michael RESIGNED | Secretary | 31 Jan 2001 | 28 Feb 2011 | | | 980, Great West Road, Brentford, Middlesex, TW8 9GS |
| BICKNELL, Simon Michael RESIGNED | Secretary | 01 Feb 1996 | 31 Jan 2001 | | | 980, Great West Road, Brentford, Middlesex, TW8 9GS |
| COWDEN, Stephen John RESIGNED | Secretary | 01 Feb 1996 | 31 Jan 2001 | | | 90 St Jamess Avenue, Hampton Hill, Hampton, Middlesex, TW12 1HN |
| MORRIS, Nicholas Guy Usher RESIGNED | Secretary | | 01 Feb 1996 | | | Woodfield House, Oxford Road, Clifton Hampden, Oxfordshire, OX14 3EW |
| ABERAVON, Howe Of, Lord RESIGNED | Director | | 20 Dec 1996 | | December 1926 | Summerfold, Malthouse Lane, Long Compton, Warwickshire, CV36 5JL |
| ARMSTRONG, Anne Armant Legendre RESIGNED | Director | | 19 May 1997 | | December 1927 | Armstrong Ranch, Armstrong 78338, Texas, FOREIGN, Usa |
| BARZACH, Michele, Dr RESIGNED | Director | 01 Jan 1997 | 01 Feb 2001 | | July 1943 | 99 Bd Raspail, 75006 Paris, FOREIGN, France |
| BONHAM, Derek Charles RESIGNED | Director | 01 Jul 1995 | 26 Jan 2001 | | July 1943 | 150 Brompton Road, London, SW3 1HX |
| COCHRANE, James Michael Thomas RESIGNED | Director | 01 Jul 1995 | 31 Jan 2001 | United Kingdom | May 1944 | 37 Murray Road, London, SW19 4PD |
| COOMBE, John David RESIGNED | Director | | 31 Mar 2005 | | March 1945 | Langdon Burtons Way, Chalfont St Giles, Buckinghamshire, HP8 4BW |
| CORNESS, Colin Ross, Sir RESIGNED | Director | 18 Nov 1994 | 19 May 1997 | | October 1931 | Piplye Cottage, Cinder Hill Sharpthorne, East Grinstead, Sussex, RH19 4HZ |
| CUCKNEY, John Graham, Lord RESIGNED | Director | | 17 Nov 1995 | | July 1925 | 6 Marsham Court, Marsham Street Westminster, London, SW1P 4JY |
| DAHRENDORF, Ralf, The Lord RESIGNED | Director | | 16 Oct 1992 | | May 1929 | 98 Frognal, London, NW3 6XB |
| DERX, Donald John RESIGNED | Director | | 19 May 1996 | | June 1928 | 40 Raymond Road, Wimbledon, London, SW19 4AP |
| DINGEMANS, Simon Paul RESIGNED | Director | 01 Apr 2011 | 01 May 2019 | United Kingdom | April 1963 | 980, Great West Road, Brentford, Middlesex, TW8 9GS |
| FERGUSON, James Larnard RESIGNED | Director | | 17 Nov 1995 | | March 1926 | 1687 Fort Lamar Road, Charleston, South Carolina, 29412, Usa |
| GIROLAMI, Paul, Sir RESIGNED | Director | | 18 Nov 1994 | | January 1926 | 6 Burghley Road, Wimbledon, London, SW19 5BH |
| HESLOP, Julian Spenser RESIGNED | Director | 09 Sep 2009 | 31 Mar 2011 | United Kingdom | January 1954 | 980 Great West Road, Brentford, Middlesex, TW8 9GS |
| HIGNETT, John Mulock RESIGNED | Director | | 31 Mar 1994 | | March 1934 | 61 Roehampton Lane, London, SW15 5NE |
| HUMER, Franz Bernhard RESIGNED | Director | | 01 Dec 1994 | United Kingdom | July 1946 | 34 Campden Hill Court, Campden Hill Road, London, W8 7HS |
| HURN, Francis Roger, Sir RESIGNED | Director | 01 Sep 1996 | 29 Jan 2001 | United Kingdom | June 1938 | Stonesdale Bulstrode Way, Gerrards Cross, Buckinghamshire, SL9 7QT |
| INGRAM, Robert Alexander RESIGNED | Director | 17 May 1995 | 22 Mar 2002 | | December 1942 | 34 Berkeley Square, London, W1J 5AA |
| JOB, Peter James Denton, Sir RESIGNED | Director | 01 Oct 1997 | 29 Jan 2001 | | July 1941 | Shell Centre, London, SE1 7NA |
| KONISHI, Hiroshi RESIGNED | Director | | 03 Jan 1995 | | November 1942 | 4-6 303 Mita 2-Chome, Minato-Ku 108, Tokyo, FOREIGN, Japan |
| LANCE, Sean Patrick RESIGNED | Director | 01 Mar 1993 | 07 Nov 1997 | United Kingdom | August 1947 | 25a Warrington Crescent, London, W9 1ED |
| LEIGH PEMBERTON, Robin, The Rt Hon Lord Kingsdown Kg RESIGNED | Director | 01 Oct 1993 | 05 Jan 1997 | | January 1927 | Torry Hill, Milstead, Sittingbourne, Kent, ME9 0SP |
| LI, Arthur Kwok Cheung RESIGNED | Director | 01 Jan 1997 | 27 Dec 2000 | | June 1945 | The Chinese University Of Hong Kong, Shatin, New Territories, Hong Kong |
| MACKAY, Iain James RESIGNED | Director | 20 Jun 2019 | 01 May 2023 | England | October 1961 | 980 Great West Road, Brentford, Middlesex, TW8 9GS |
| MAIDMENT, Neil RESIGNED | Director | 01 Mar 1993 | 30 Jun 1995 | | August 1938 | 24a Amber Garden, 70-72 Kennedy Road, Hong Kong |
| MARIO, Ernest RESIGNED | Director | | 10 Mar 1993 | | June 1938 | Flat 24 Eaton Mansions, Clivedon Place, London, SW1W 8HE |
| MCARTHUR, John Hector, Dean RESIGNED | Director | 05 Mar 1996 | 31 Jan 2001 | Usa | March 1934 | 140 Old Connecticut Path, Wayland, Massachusetts 01778, Usa |
| NIEDEL, James Edward, Doctor RESIGNED | Director | 01 Jul 1995 | 15 Jul 2001 | | March 1944 | 34 Berkeley Square, London, W1J 5AA |
| PAPPAS, Arthur Menelaus RESIGNED | Director | | 16 Feb 1994 | United States | July 1947 | 4000 Dover Road, Durham, North Carolina, NC 27707, Usa |
| SANDERS, Charles Addison, Dr RESIGNED | Director | | 17 May 1995 | | February 1952 | 3911 Plymouth Road, Durham, North California 27709, FOREIGN, Usa |
| SCHMITZ, Ronaldo Hermann, Doctor RESIGNED | Director | 01 Jan 1997 | 20 Feb 2001 | | October 1938 | Deutsche Bank Ag, Winchester House 1 Winchester, Street London, W1J 5AA |
| SOUTHWOOD, Thomas Richard Edmund, Professor Sir RESIGNED | Director | | 17 May 1999 | | June 1931 | Merton College, Oxford University, Oxford, Oxfordshire, OX1 2JD |
| STRACHAN, Jeremy Alan Watkin RESIGNED | Director | | 31 Dec 2000 | England | December 1944 | 16 Lonsdale Road, Barnes, London, SW13 9EB |
| SYKES, Richard Brook, Sir RESIGNED | Director | | 22 Mar 2002 | United Kingdom | August 1942 | 170 Queens Gate, London, SW7 5HF |