| FIELD, James Stephen ACTIVE | Secretary | 11 Aug 2022 | | | | Kings Orchard 1, Queen Street, Bristol, BS2 0HQ |
| CASHIN, Heather Anne ACTIVE | Director | 11 Aug 2022 | | England | August 1980 | Kings Orchard 1, Queen Street, Bristol, BS2 0HQ |
| FIELD, James Stephen ACTIVE | Director | 11 Aug 2022 | | England | October 1975 | Kings Orchard 1, Queen Street, Bristol, BS2 0HQ |
| BOARDMAN, Lynton David RESIGNED | Secretary | 14 Oct 2002 | 14 Jan 2011 | | | Cherwell, Forest Drive, Kingswood, Surrey, KT20 6LU |
| MESSENT, Jon RESIGNED | Secretary | 14 Jan 2011 | 11 Aug 2022 | | | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX, England |
| THODY, Elizabeth RESIGNED | Secretary | 13 Feb 2002 | 14 Oct 2002 | | | Ventnor 46 Chertsy Road, Windlesham, Surrey, GU20 6EP |
| QUAYSECO LIMITED RESIGNED | Secretary | 17 Feb 1998 | 13 Feb 2002 | | | Narrow Quay House, Narrow Quay, Bristol, BS1 4AH |
| ADCOCK, Miles John, Dr RESIGNED | Director | 01 Apr 2013 | 20 Jan 2017 | England | February 1973 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX, England |
| ANDERSON, David Alexander, Doctor RESIGNED | Director | 13 Feb 2002 | 07 Nov 2003 | | September 1950 | 14 Napier Gardens, Guildford, Surrey, GU1 2PG |
| BEVAN, Neil Richard RESIGNED | Director | 12 Oct 2010 | 21 Dec 2011 | England | October 1969 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX, England |
| BIRKETT, Peter Ronald RESIGNED | Director | 13 Feb 2002 | 25 May 2006 | United Kingdom | March 1960 | 64 Salisbury Road, Farnborough, Hampshire, GU14 7AG |
| BUTCHER, Mark Raymond RESIGNED | Director | 13 Feb 2002 | 01 Aug 2005 | England | February 1958 | 14 Grasmere Close, Merrow, Guildford, Surrey, GU1 2TG |
| CARVER, Mary Kathleen RESIGNED | Director | 12 Dec 2009 | 30 Apr 2010 | United Kingdom | August 1949 | 85, Buckingham Gate, London, SW1E 6PD |
| COPPARD, Robert William, Dr RESIGNED | Director | 25 May 2006 | 30 Apr 2008 | England | April 1964 | 2 Pennington Close, Colden Common, Winchester, Hampshire, SO21 1UR |
| DANBURY, Richard RESIGNED | Director | 17 Feb 1998 | 31 Jan 2000 | | August 1960 | Bramble Cottage, Rectory Lane, Compton Martin, Bristol, BS40 6JP |
| FIELD, James Stephen RESIGNED | Director | 21 Nov 2012 | 31 Jan 2017 | United Kingdom | October 1975 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX, England |
| GARROD, Michael James Baring RESIGNED | Director | 27 Jan 2017 | 09 Aug 2019 | England | June 1980 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX |
| GILLBE, Ivor Stephen RESIGNED | Director | 17 Feb 1998 | 13 Feb 2002 | England | October 1962 | Greensleeves Bridge Road, Leigh Woods, Bristol, Avon, BS8 3PE |
| JACKSON, Steven William RESIGNED | Director | 11 Oct 2007 | 06 Oct 2010 | England | June 1963 | 3, Mead Way, Harrold, Bedford, Bedfordshire, MK43 7DP |
| JENKINS, Peter John RESIGNED | Director | 24 Apr 2004 | 25 May 2006 | England | November 1950 | Barn Owl Cottage, Daisy Green Great Ashfield, Bury St. Edmunds, Suffolk, IP31 3HX |
| KNIGHT, Andre Peter RESIGNED | Director | 21 May 2001 | 20 May 2002 | | September 1959 | 22 Penrose Way, Four Marks, Alton, Hampshire, GU34 5BG |
| LING, Christopher Adam RESIGNED | Director | 30 Apr 2010 | 01 Dec 2010 | England | January 1974 | 85, Buckingham Gate, London, SW1E 6PD |
| MAYCROFT, Hassina RESIGNED | Director | 21 Nov 2012 | 12 Jun 2014 | United Kingdom | March 1967 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX, England |
| MESSENT, Jon RESIGNED | Director | 27 Jan 2017 | 11 Aug 2022 | England | March 1964 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX |
| O'CONNOR, Michael Victor RESIGNED | Director | 11 Oct 2007 | 28 Feb 2009 | United Kingdom | March 1959 | 22, Elmbridge Drive, Shirley, Solihull, West Midlands, B90 4YP, England |
| RAZDAN, Sanjay RESIGNED | Director | 21 Dec 2011 | 01 Apr 2013 | England | May 1966 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX, England |
| READ, Paul Robert RESIGNED | Director | 26 Jun 2002 | 27 Sep 2006 | | September 1961 | 3 Kingfisher Close, Wheathampstead, St. Albans, Hertfordshire, AL4 8JJ |
| REED, Allyson Patricia Catherine, Dr RESIGNED | Director | 24 May 2002 | 14 Jul 2006 | United Kingdom | February 1956 | The Gate House, Upton, Oxon, OX11 9HD |
| REID, Ian Paul RESIGNED | Director | 25 Apr 2005 | 25 May 2006 | England | August 1959 | 201 London Road, Holybourne, Alton, Hampshire, GU34 4EY |
| ROBINSON, Kathryn Margaret RESIGNED | Director | 01 Dec 2010 | 21 Nov 2012 | England | November 1954 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX, England |
| SALKELD, Thomas Neville Walton RESIGNED | Director | 30 Apr 2010 | 07 Sep 2012 | United Kingdom | October 1962 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX, England |
| SHAH, Bimal RESIGNED | Director | 25 May 2006 | 08 Aug 2007 | England | January 1975 | 262, Sandridge Road, St. Albans, Hertfordshire, AL1 4AJ, United Kingdom |
| TIZZARD, Sandra Gillian Anne RESIGNED | Director | 16 Oct 2019 | 11 Aug 2022 | England | November 1963 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX |
| WALKER, Christopher John RESIGNED | Director | 27 Jan 2017 | 11 Aug 2022 | United Kingdom | July 1967 | Cody Technology Park, Ively Road, Farnborough, Hampshire, GU14 0LX |
| WALL, Anthony John RESIGNED | Director | 08 Nov 2008 | 12 Dec 2009 | England | April 1958 | Two & A Half, Faringdon Road, Southmoor, Abingdon, Oxon E, OX13 5BH |
| WALL, Anthony John RESIGNED | Director | 25 May 2006 | 11 Oct 2007 | England | April 1958 | Two & A Half, Faringdon Road, Southmoor, Abingdon, Oxon E, OX13 5BH |