| HALL, Richard Eric ACTIVE | Director | 23 Aug 2023 | | United Kingdom | December 1976 | 120, Moorgate, London, EC2M 6UR, United Kingdom |
| LUCAS, Benjamin Paul ACTIVE | Director | 01 Feb 2022 | | United Kingdom | November 1974 | 120, Moorgate, London, EC2M 6UR, United Kingdom |
| O'SHAUGHNESSY, Peter James ACTIVE | Director | 01 Jul 2026 | | United Kingdom | June 1970 | 120, Moorgate, London, EC2M 6UR, United Kingdom |
| DALBY, Marc Charles RESIGNED | Secretary | 21 Oct 1993 | 19 Jan 2007 | | | 18th Floor, 33 Cavendish Square, London, W1G 0PW |
| DAVIES, Amy RESIGNED | Secretary | 23 Nov 2020 | 03 May 2022 | | | 120, Moorgate, London, EC2M 6UR, United Kingdom |
| MCARDLE, Kevin Edward RESIGNED | Secretary | 04 Apr 2007 | 28 Jun 2011 | | | 2nd Floor Regents Place, 338 Euston Road, London, NW1 3BH |
| ROBINSKI, Richard RESIGNED | Secretary | 28 Jun 2011 | 23 Nov 2020 | | | Hertford Road, Hoddesdon, Hertfordshire, EN11 9BU |
| AMIN, Muhammad RESIGNED | Director | 31 Jan 2013 | 18 Jun 2014 | United Kingdom | March 1964 | C/O Merck Sharp And Dohme, 2nd Floor, Regents Place, 338 Euston Road, London, NW1 3BH, United Kingdom |
| ATIEH, Michael Gerard RESIGNED | Director | 29 Nov 1993 | 04 Nov 1994 | | August 1953 | 55 Stockmar Drive, Basking Ridge, New Jersey07920, Usa |
| CAN TEMUCIN, Ebru RESIGNED | Director | 23 Jun 2017 | 01 Jul 2026 | United Kingdom | October 1972 | 120, Moorgate, London, EC2M 6UR, United Kingdom |
| DALBY, Marc Charles RESIGNED | Director | 21 Oct 1993 | 19 Jan 2007 | | April 1963 | 18th Floor, 33 Cavendish Square, London, W1G 0PW |
| DORSA, Caroline RESIGNED | Director | 04 Nov 1994 | 01 Feb 2007 | | April 1959 | 18 Floor, 33 Cavendish Square, London, W1G 0PW, Usa |
| HOBBS, Michael RESIGNED | Director | 31 Jan 2013 | 23 Aug 2023 | United Kingdom | June 1960 | 120, Moorgate, London, EC2M 6UR, United Kingdom |
| JOHNSON, Ian Edward RESIGNED | Director | | 31 Mar 2013 | | December 1957 | 2nd Floor Regents Place, 338 Euston Road, London, NW1 3BH |
| KEARNEY, John RESIGNED | Director | 29 Nov 1993 | 01 Apr 1997 | | August 1940 | 55 Tamarack Court, Holmdel, New Jersey, Nj 07733, USA |
| LEONARD, Melissa RESIGNED | Director | 22 Jan 2014 | 15 Oct 2016 | United Kingdom | August 1972 | Hertford Road, Hoddesdon, Hertfordshire, EN11 9BU |
| LEWENT, Judy Carol RESIGNED | Director | 29 Nov 1993 | 14 Aug 2007 | | January 1949 | 18 Floor, 33 Cavendish Square, London, W1G 0PW |
| MCDONOUGH, Mark Edward RESIGNED | Director | 03 Mar 2004 | 31 Mar 2013 | | August 1964 | 2nd Floor Regents Place, 338 Euston Road, London, NW1 3BH |
| MCDOWELL, Mark Andrew Charles RESIGNED | Director | 31 Mar 2013 | 31 Dec 2013 | United Kingdom | January 1955 | Hertford Road, Hoddesdon, Hertfordshire, EN11 9BU |
| PEACOCK, David RESIGNED | Director | 23 Dec 2020 | 01 Feb 2022 | United Kingdom | February 1973 | 120, Moorgate, London, EC2M 6UR, United Kingdom |
| POLZ, Gertraud RESIGNED | Director | 06 Sep 2016 | 23 Jun 2017 | England | May 1974 | Hertford Road, Hoddesdon, Hertfordshire, EN11 9BU |
| ROBINSKI, Richard RESIGNED | Director | 21 Jul 2014 | 23 Nov 2020 | United Kingdom | June 1958 | Hertford Road, Hoddesdon, Hertfordshire, EN11 9BU |
| UNDERWOOD, Robert Emery RESIGNED | Director | 01 Apr 1997 | 31 Dec 2003 | | February 1951 | 8 Lincroft Drive, Gladstone, New Jersey Nj07934, FOREIGN, U S A |
| WATSON, Anthony Robert RESIGNED | Director | 21 Oct 1993 | 31 Jan 2013 | | June 1953 | 2nd Floor Regents Place, 338 Euston Road, London, NW1 3BH |