| MURRAY, Christopher Hugh ACTIVE | Secretary | 11 Oct 2012 | | | | 2 Hillyard Barns, High Street, Sutton Courtenay, Abingdon, OX14 4BJ, England |
| MURRAY, Christopher Hugh ACTIVE | Director | 13 Dec 2007 | | England | January 1947 | 2 Hillyard Barns, High Street, Sutton Courtenay, Abingdon, OX14 4BJ, England |
| BARNES, Lisa Clare RESIGNED | Secretary | 29 Jan 2010 | 11 Oct 2012 | | | 118, Belsize Avenue, Woodston, Peterborough, Cambridgeshire, PE2 9JA, United Kingdom |
| BLACK, Richard RESIGNED | Secretary | 16 Jul 2007 | 07 Sep 2009 | | | 3 Barnes Way, Whittlesey, Whittlesey, Cambridgeshire, PE7 1LE |
| PICKSTONE, John Andrew RESIGNED | Secretary | 11 Oct 2012 | 11 Oct 2012 | | | Eco Innovation Centre, Peterscourt, City Road, Peterborough, Cambridgeshire, PE1 1SA, United Kingdom |
| SHEPPARD, Philip David RESIGNED | Secretary | 07 Oct 2003 | 16 Jul 2007 | | | 3 Leighton Avenue, Loughborough, Leicestershire, LE11 4WE |
| BROWN, David John RESIGNED | Director | 25 Oct 2006 | 31 Jan 2008 | England | March 1956 | 10 Nailsworth Road, Dorridge, Solihull, West Midlands, B93 8NS |
| COX, John Colin Leslie RESIGNED | Director | 02 Dec 2004 | 18 Apr 2021 | England | October 1933 | 18 Montpelier Square, London, SW7 1JR |
| CURRY, Philip RESIGNED | Director | 16 Jul 2007 | 19 May 2009 | United Kingdom | July 1950 | Rose Cottage, Stickling Green, Clavering, Essex, CB11 4QX |
| EVANS, Stephen, Professor RESIGNED | Director | 02 Dec 2004 | 27 Jun 2016 | United Kingdom | May 1958 | 54, London Road, Wollaston, Wellingborough, Northamptonshire, NN29 7QP, England |
| JAMIESON, Ronald RESIGNED | Director | 02 Dec 2004 | 28 Nov 2005 | England | March 1950 | Broadwood Hall, Allendale, Hexham, Northumberland, NE47 9AD |
| LANGAN, Michael Jeffrey RESIGNED | Director | 16 Jul 2007 | 19 May 2009 | England | October 1966 | 28 Newstead Way, Loughborough, Leicestershire, LE11 2UA |
| MAHON, Stephen William, Dr RESIGNED | Director | 02 Dec 2004 | 07 Jul 2006 | England | September 1968 | 9 Deacons Lane, Ely, Cambridgeshire, CB7 4PS |
| SELWYN, Jonathan Gordon RESIGNED | Director | 07 Oct 2003 | 17 Oct 2008 | United Kingdom | January 1965 | 61 Conduit Road, Stamford, Lincolnshire, PE9 1QL |
| SHEPPARD, Philip David RESIGNED | Director | 07 Oct 2003 | 12 Jun 2009 | | September 1961 | 41 Roundhill Way, Loughborough, Leicestershire, LE11 4WB |
| SILVESTER, Daphne RESIGNED | Director | 02 Dec 2004 | 27 Jun 2005 | | August 1949 | Kopsey Cottage, Rattlesden Road, Drinkstone, Suffolk, IP30 9TL |
| SLATER, David Homfray RESIGNED | Director | 29 Jan 2010 | 27 Jun 2016 | United Kingdom | October 1940 | Ruxton House, Kings Caple, Hereford, Herefordshire, HR1 4TX, England |
| WATHEN, Mark Andrew Paul RESIGNED | Director | 27 Jun 2005 | 13 Jun 2006 | | April 1962 | 44 Strympole Way, Highfields Caldecote, Cambridge, Cambridgeshire, CB3 7ZJ |