| HOUGHTON, John Carter ACTIVE | Director | 12 Jun 2025 | | United States | January 1969 | 3825, Wentwood Drive, Tx 75225, Dallas, United States |
| BRINE, Paul Andrew RESIGNED | Secretary | 23 Dec 2003 | 23 Oct 2007 | | | 18, Valentine Way, Hessett, Bury St. Edmunds, Suffolk, IP30 9BP, United Kingdom |
| FRENCH, Keith William RESIGNED | Secretary | | 11 Nov 2003 | | | 1 The Meadows, Haslingfield, Cambridge, Cambridgeshire, CB3 7JD |
| PITMAN, Martyn Douglas RESIGNED | Secretary | 11 Nov 2003 | 23 Dec 2003 | | | Meadow House, Thistle Corner Queen Adelaide, Ely, Cambridgeshire, CB7 4TY |
| SMOLEY, David Marcus RESIGNED | Secretary | 14 Jul 2017 | 01 Jul 2022 | | | 2 College Park, Coldhams Lane, Cambridge, CB1 3HD |
| VANSTON, David Cecil RESIGNED | Secretary | 01 Jul 2022 | 01 Nov 2023 | | | 2 College Park, Coldhams Lane, Cambridge, CB1 3HD |
| WRIGHT, Paul RESIGNED | Secretary | 23 Oct 2007 | 21 Sep 2009 | | | 5 Kirkby Close, Cambridge, Cambs, CB4 1XP |
| BURMICZ, John Stefan, Dr RESIGNED | Director | 27 Apr 1998 | 31 Oct 1998 | United Kingdom | May 1955 | 12 Bell Mead, Sawbridgeworth, Hertfordshire, CM21 9ES |
| BURT, Todd RESIGNED | Director | 21 Sep 2009 | 07 Aug 2018 | United States | November 1966 | 57, Bloomer Road, North Salem, Ny, NY 10560, United States |
| DUBOIS, Charles Edward RESIGNED | Director | 13 Aug 2012 | 06 May 2014 | United States | November 1965 | 7, Marlin Road, Sandy Hook, Conneticut 06982, Usa |
| DUNNE, John RESIGNED | Director | 14 Sep 2020 | 31 May 2025 | United States | June 1967 | Bea Unc, 100 Enterprise Drive, Pittsburgh 15275, United States |
| FELTEN, Phillipe RESIGNED | Director | 06 May 2014 | 17 Jun 2016 | Belgium | November 1965 | 2 College Park, Coldhams Lane, Cambridge, CB1 3HD |
| FRENCH, Keith William RESIGNED | Director | | 11 Nov 2003 | | November 1957 | 1 The Meadows, Haslingfield, Cambridge, Cambridgeshire, CB3 7JD |
| FULLER, Nigel Jan RESIGNED | Director | | 31 Dec 2000 | United Kingdom | March 1946 | Church House, 4 Ravensdale, Landbeach, Cambridgeshire, CB4 8BD |
| FULLER, Pamela Daphne RESIGNED | Director | | 31 Dec 2000 | United Kingdom | February 1942 | Church House, 4 Ravensdale, Landbeach, Cambridgeshire, CB4 8BD |
| GAMBESKI, Gannon RESIGNED | Director | 26 Feb 2021 | 01 Jun 2024 | United States | May 1982 | 2 College Park, Coldhams Lane, Cambridge, CB1 3HD |
| GAYDOS, George RESIGNED | Director | 14 Nov 2005 | 21 Sep 2009 | Usa | June 1956 | 11 Hillcrest Drive, Randolph, New Jersey 07869, FOREIGN, Usa |
| HIGGONS, Robin Ian RESIGNED | Director | 01 Sep 2000 | 31 Mar 2003 | | October 1951 | Ivydale House, Belvoir Road, Bottesford, Nottingham, NG13 0BG |
| LANG, Alexander Campbell RESIGNED | Director | 17 Jun 2016 | 14 Jul 2017 | England | February 1964 | 2 College Park, Coldhams Lane, Cambridge, CB1 3HD |
| MCCARTHY, Terence Michael RESIGNED | Director | 13 Aug 2012 | 21 Dec 2015 | England | March 1965 | 23, Spring Meadows, Great Shefford, Hungerford, Berkshire, RG17 7EN, United Kingdom |
| MEYERS, Adam RESIGNED | Director | 07 Aug 2018 | 21 May 2019 | United States | November 1961 | 535, Springfield Avenue Suite 110, Summit, Nj 07901, United States |
| MEYERS, Adam Jay RESIGNED | Director | 01 May 2002 | 21 Sep 2009 | Usa | November 1961 | 17, Rippling Brook Way, Randolph, New Jersey 07869, Usa |
| MOSS, Paul Christopher RESIGNED | Director | 01 Oct 2001 | 14 Apr 2003 | | August 1963 | 10 Kingfisher Close, Sandy, Bedfordshire, SG19 2UX |
| O'SULLIVAN, Tim RESIGNED | Director | 07 Aug 2018 | 26 Feb 2021 | United States | September 1967 | 4, Precision Road, Danbury, Ct 06810, United States |
| REILLY, Kathleen RESIGNED | Director | 07 Aug 2018 | 07 Aug 2021 | United States | October 1985 | 4, Precision Road, Danbury, Ct 06810, United States |
| SMOLEY, David Marcus RESIGNED | Director | 14 Jul 2017 | 01 Jul 2022 | England | June 1966 | 2 College Park, Coldhams Lane, Cambridge, CB1 3HD |
| STOLTENBERG, Laura RESIGNED | Director | 01 Jul 2019 | 14 Oct 2020 | United States | June 1973 | 2 College Park, Coldhams Lane, Cambridge, CB1 3HD |
| SUMMERHAYES, Clive Quentin RESIGNED | Director | | 30 Apr 2002 | | April 1941 | Lindhay 6 Vicary Lane, Woodhouse, Loughborough, Leicestershire, LE12 8UL |
| VANSTON, David Cecil RESIGNED | Director | 07 Aug 2021 | 01 Nov 2023 | United Kingdom | July 1967 | 2 College Park, Coldhams Lane, Cambridge, CB1 3HD |
| VAUGHAN, Stephen Anthony RESIGNED | Director | 03 Jul 2000 | 30 Nov 2001 | | January 1963 | 91 Wood Lane, Hednes Ford, Cannock, Staffordshire, WS12 5BW |