| FERN, Richard Andrew ACTIVE | Director | 01 May 2026 | | England | February 1980 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| JACKMAN, Patrick Ian ACTIVE | Director | 25 May 2011 | | United Kingdom | January 1963 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| KEMP, Helena Leanne ACTIVE | Director | 01 Aug 2026 | | England | April 1985 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| MCGILLIVRAY, William ACTIVE | Director | 12 Jan 2026 | | England | March 1971 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| MOORE, Darren Charles ACTIVE | Director | 01 Apr 2026 | | England | June 1967 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| OLDHAM, Christopher Peter Alan ACTIVE | Director | 02 Sep 2014 | | England | April 1972 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| SIMMONS, Kerry ACTIVE | Director | 03 Nov 2022 | | England | November 1976 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| CONNOLLY, Andrew RESIGNED | Secretary | 02 Jul 2001 | 31 Jan 2012 | | | 12 Coopers Crescent, West Bergholt, Colchester, Essex, CO6 3SJ |
| GORRINGE, Jonathan Peter RESIGNED | Secretary | 09 Jan 1992 | 27 Apr 2001 | | | The Dell Church Road, Wormingford, Colchester, Essex, CO6 3AZ |
| RICH, Anthony Hampden, Dr RESIGNED | Secretary | 27 Apr 2001 | 02 Jul 2001 | | | 2 The Lindens, Colchester, Essex, CO3 3WD |
| THOMPSON, Paul Stuart RESIGNED | Secretary | | 09 Jan 1992 | | | 69 Tower Street, Brightlingsea, Colchester, Essex, CO7 0AN |
| ATKINSON, Richard Martin, Professor RESIGNED | Director | 05 Jul 1994 | 01 Aug 1997 | | May 1945 | 19 The Avenue, Wivenhoe, Colchester, Essex, CO7 9AH |
| BANNERMAN, Stuart George RESIGNED | Director | 25 May 2011 | 22 Aug 2012 | United Kingdom | July 1963 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| BLACKSHAW, Antony James RESIGNED | Director | 27 Sep 2006 | 27 Oct 2009 | | December 1963 | 196 Church Street, Braintree, Essex, CM7 5LF |
| BLUNDELL, Allan Godfrey RESIGNED | Director | 27 Sep 2006 | 06 Jul 2011 | United Kingdom | December 1936 | 88 School Road, Copford, Colchester, Essex, CO6 1BX |
| BLUNDELL, Allan Godfrey RESIGNED | Director | 13 Jul 1999 | 20 Jun 2003 | United Kingdom | December 1936 | 88 School Road, Copford, Colchester, Essex, CO6 1BX |
| CHURCH, Peter James RESIGNED | Director | 25 May 2011 | 02 Sep 2014 | England | January 1968 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| CONNOLLY, Andrew RESIGNED | Director | 02 Jul 2001 | 31 Jan 2012 | United Kingdom | December 1962 | 12 Coopers Crescent, West Bergholt, Colchester, Essex, CO6 3SJ |
| EAST, David Edward RESIGNED | Director | 25 May 2011 | 30 Oct 2012 | United Kingdom | July 1959 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| FASLI, Maria RESIGNED | Director | 25 Jan 2013 | 06 Aug 2014 | England | July 1973 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| FERGUS, Jason RESIGNED | Director | 08 Feb 2013 | 31 Jul 2025 | England | October 1973 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| GORRINGE, Jonathan Peter RESIGNED | Director | 09 Jan 1992 | 27 Apr 2001 | | September 1952 | The Dell Church Road, Wormingford, Colchester, Essex, CO6 3AZ |
| HART, Ralph David RESIGNED | Director | 01 Feb 1992 | 05 Jul 1994 | | February 1923 | 6 Fitzwalter Road, Colchester, Essex, CO3 3SS |
| JACKSON, Paul Alan RESIGNED | Director | 28 Sep 2020 | 31 Jul 2025 | United Kingdom | April 1961 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| JARVIS, Richard Anthony RESIGNED | Director | | 30 Apr 1997 | | April 1940 | 14 Woodview Close, Colchester, Essex, CO4 4QW |
| KEEBLE, Andrew RESIGNED | Director | 11 Jul 2012 | 28 Feb 2026 | England | May 1962 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| MASSARA, Robert Edwin, Professor RESIGNED | Director | 01 Aug 1997 | 31 Jul 2001 | United Kingdom | January 1947 | 8 Garthwood Close, West Bergholt, Colchester, Essex, CO6 3EA |
| MCAULIFFE, Stephen James RESIGNED | Director | 08 Oct 2014 | 23 Sep 2016 | England | May 1976 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| MORRIS, Owen Bryn RESIGNED | Director | 25 Jan 2012 | 31 Dec 2022 | England | May 1961 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| NEALE, Simon Mark RESIGNED | Director | 08 Oct 2014 | 01 Jan 2016 | England | August 1966 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| NEWCOMB, Edgar RESIGNED | Director | 09 Jan 1992 | 30 Sep 1992 | | October 1940 | Tudor House The Green, Elmstead Market, Colchester, Essex, CO7 7AG |
| NIGHTINGALE, Andrew Robert RESIGNED | Director | 30 Apr 1997 | 20 Jun 2003 | United Kingdom | May 1951 | 66 The Avenue, Wivenhoe, Colchester, Essex, CO7 9AL |
| NIGHTINGALE, Andrew Robert RESIGNED | Director | | 09 Jan 1992 | United Kingdom | May 1951 | 66 The Avenue, Wivenhoe, Colchester, Essex, CO7 9AL |
| PERKINS, Harvey John, Dr RESIGNED | Director | 25 May 2011 | 25 Oct 2011 | England | October 1943 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| POTTER, Vanessa Cyrilla RESIGNED | Director | 25 May 2011 | 22 Oct 2018 | England | August 1969 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| PRETTY, Jules Nicholas, Professor RESIGNED | Director | 25 May 2011 | 26 Nov 2012 | England | October 1958 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| RICH, Anthony Hampden, Dr RESIGNED | Director | 20 Apr 1999 | 21 Aug 2011 | United Kingdom | October 1954 | 2 The Lindens, Colchester, Essex, CO3 3WD |
| RICHMOND, James, Professor RESIGNED | Director | 01 Aug 2001 | 20 Jun 2003 | | February 1943 | 11 Crestlands, Alresford, Colchester, Essex, CO7 8AF |
| SOMMERLAD, Michael John, Dr RESIGNED | Director | 09 Jan 1992 | 14 Nov 1995 | | June 1932 | 9 Sanders Drive, Colchester, Essex, CO3 3SE |
| STOCK, Richard David RESIGNED | Director | 19 Oct 2016 | 22 Oct 2018 | England | February 1975 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| THOMSON, Stanley RESIGNED | Director | 05 Jul 1994 | 31 Jul 2001 | | June 1926 | 6 Belvedere Road, Brentwood, Essex, CM14 4PZ |
| TILLETT, John Graham, Dr RESIGNED | Director | 09 Jan 1992 | 05 Jul 1994 | United Kingdom | July 1933 | 27 Endsleigh Court, Colchester, Essex, CO3 3QT |
| WELTON, Belinda May RESIGNED | Director | 04 Nov 2022 | 31 Oct 2023 | England | February 1962 | Wivenhoe Park, Colchester, Essex, CO4 3SQ |
| WOODBURN, Alexander Fraser RESIGNED | Director | 01 Oct 1992 | 31 Dec 1998 | | August 1951 | 5 Aldeburgh Gardens, Highwoods, Colchester, Essex, CO4 4XR |