| FONTANA, Claire Elaine ACTIVE | Secretary | 31 Jan 2020 | | | | Ab Vickers, Dallow Street, Burton-On-Trent, DE14 2PQ, England |
| CONCEICOA, Francisco Pereira Da ACTIVE | Director | 01 Apr 2022 | | Canada | September 1971 | 1620, Prefontaine, Montreal, Quebec H1w2n8, Canada |
| FONTANA, Claire Elaine ACTIVE | Director | 01 Aug 2016 | | England | August 1976 | 11 -13 Spring Lane North, Malvern Link, Worcestershire, WR14 1BU |
| HOLTON, Elizabeth Hilary RESIGNED | Secretary | | 30 Nov 1995 | | | Willow End, Danemoor, Malvern, Worcs, WR13 6NN |
| NELSON, Timothy Nigel RESIGNED | Secretary | 27 Apr 2011 | 31 Jan 2020 | | | 11 -13 Spring Lane North, Malvern Link, Worcestershire, WR14 1BU |
| NEWSON, Martin David RESIGNED | Secretary | 30 Nov 1995 | 21 Nov 2003 | | | 30 Abberbury Road, Iffley, Oxford, Oxfordshire, OX4 4ES |
| SWAN, Gerald RESIGNED | Secretary | 21 Nov 2003 | 27 Apr 2011 | | | 11 -13 Spring Lane North, Malvern Link, Worcestershire, WR14 1BU |
| ABERG, Lennart Thorsten RESIGNED | Director | 30 Nov 1995 | 31 Dec 2002 | | March 1942 | Dower House Stoke Court Drive, Stoke Poges, Slough, Berkshire, SL2 4LH |
| BRADY, Michael Paul RESIGNED | Director | | 27 Nov 1995 | | September 1944 | Terra Nova, 53 Carrigcourt, Carrigaline, County Cork, Ireland |
| BREMER, Hans Bernd RESIGNED | Director | 30 Nov 1995 | 14 Nov 1997 | | April 1941 | Strunder Feld 26a, 51069 Cologne, Nrw, Germany |
| CLARKE, Peter Leslie RESIGNED | Director | 14 Nov 1997 | 28 Jan 2000 | | August 1958 | White House Farm The Street, Blo Norton, Norfolk, IP22 2JB |
| COURTH, Lambert RESIGNED | Director | 05 Dec 2002 | 21 Nov 2003 | | March 1946 | Bayer House, Strawberry Hill, Newbury, Berkshire, RG14 1JA |
| DAY, Carol Avis RESIGNED | Director | | 05 Dec 1997 | | June 1945 | Hoppecroft 34 Village, Clifton On Teme, Worcester, Worcestershire, WR6 6DH |
| HOLTON, Brian Wilson RESIGNED | Director | | 14 Nov 1997 | | March 1947 | Willow End Cottage, Dane Moor, Malvern, Worcs, WR13 6NN |
| HUEBENER, Manfred Paul RESIGNED | Director | 30 Nov 1995 | 11 Apr 2000 | | August 1955 | Burghfield Pangbourne Hill, Pangbourne, Reading, RG8 8JS |
| KINAST, Guenther, Dr RESIGNED | Director | 14 Nov 1997 | 26 Mar 1999 | | December 1948 | 122 Ne Edgewater Drive, Lees Summit, Mo, MO64064, Usa |
| KRUGER, Bernd Helmbrecht RESIGNED | Director | 30 Nov 1995 | 14 Nov 1997 | | January 1939 | Am Falkenberg 4, 51381 Leverkusen, Germany, FOREIGN |
| LE TREUT, Yannig RESIGNED | Director | 18 Jun 2013 | 04 Mar 2016 | France | April 1961 | 11 -13 Spring Lane North, Malvern Link, Worcestershire, WR14 1BU |
| LEBLANC, Francois RESIGNED | Director | 31 Dec 2012 | 01 Apr 2022 | Canada | April 1959 | 1620, Rue Prefontaine, Montreal, Quebec, H1W 2N8, Canada |
| MOTHES, Helmut, Dr RESIGNED | Director | 22 Jul 1999 | 25 Oct 2001 | | November 1953 | Hitdorfer Kirchweg 30, Leverkusen 51371, Germany |
| NELSON, Timothy Nigel RESIGNED | Director | | 31 Jan 2020 | United Kingdom | April 1962 | 11 -13 Spring Lane North, Malvern Link, Worcestershire, WR14 1BU |
| POLLOCK, Timothy Hugo RESIGNED | Director | 31 Dec 2012 | 01 Aug 2016 | England | December 1958 | The Old Chapel, Windrush, Burford, Gloucestershire, OX18 4TT, England |
| SCHMEER, Norbert, Professor RESIGNED | Director | 28 Jan 2000 | 02 Sep 2003 | | January 1952 | Tudorwood 18 Waterlane, Histon, Cambridge, Cambridgeshire, CB4 9LR |
| SHAKESHEFF, Susan Marjorie RESIGNED | Director | 19 Aug 2008 | 18 Jun 2013 | United Kingdom | June 1969 | 11 -13 Spring Lane North, Malvern Link, Worcestershire, WR14 1BU |