| MALLINSON, William John ACTIVE | Secretary | 25 Jan 2013 | | | | 1, The Mount, Colchester, CO3 4JR, England |
| ARNOLDA, Emma Jane ACTIVE | Director | 03 Jun 2026 | | United Kingdom | August 1975 | Roman Circus House, Roman Circus Walk, Colchester, CO2 7GZ, England |
| BENJAMIN, Neal David ACTIVE | Director | 24 Jan 2025 | | England | June 1973 | Roman Circus House, Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ, United Kingdom |
| BOURTON, Elisabeth Anne ACTIVE | Director | 11 Oct 2002 | | England | December 1946 | Cambridge House, 10 Millers Lane, Stanway, Colchester, Essex, CO3 0PS |
| COCHRANE, Nigel ACTIVE | Director | 19 Apr 2013 | | England | April 1961 | Albert Sloman Library, University Of Essex, Wivenhoe Park, Colchester, Essex, CO4 3SQ, England |
| GREEN, Linda Christine ACTIVE | Director | 25 Jan 2023 | | England | April 1962 | 8, The Sergeants Mess, Le Cateau Road, Colchester, CO2 7TD, England |
| KNAPPETT, Paul Anthony ACTIVE | Director | 26 Apr 2023 | | England | May 1948 | 6, Bower Grove, West Mersea, Colchester, CO5 9GJ, England |
| LAWRANCE, William Edward Richard ACTIVE | Director | 04 Mar 2020 | | England | August 1962 | Bracken House, Lucas Road, Colchester, CO2 7EP, England |
| LUNN, Geoffrey ACTIVE | Director | 24 Jan 2025 | | England | March 1957 | Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ, United Kingdom |
| PEARSALL, Jonathan Charles ACTIVE | Director | 11 Sep 2013 | | United Kingdom | May 1945 | Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ, United Kingdom |
| STAFF, Neil Clifford ACTIVE | Director | 19 Apr 2013 | | United Kingdom | March 1954 | Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ, United Kingdom |
| DAVIES, George Mark Renshaw, Hon RESIGNED | Secretary | | 03 Jul 1992 | | | 29 Castle Road, Colchester, Essex, CO1 1UW |
| WICKENDEN, Nicholas Paul RESIGNED | Secretary | | 25 Jan 2013 | | | 158 Maldon Road, Colchester, Essex, CO3 3AY |
| BELLOWS, Colin Ellison RESIGNED | Director | | 26 Dec 1999 | | July 1925 | 3 Oatlands, Elmstead Market, Colchester, Essex, CO7 7EN |
| BLACK, Ernest Walter RESIGNED | Director | 05 May 2000 | 07 Apr 2010 | England | February 1951 | 90 Lisle Road, Colchester, Essex, CO2 7SA |
| BOURTON, Ronald William Ivor RESIGNED | Director | | 15 Dec 2002 | | April 1929 | Cambridge House, 10 Millers Lane Stanway, Colchester, Essex, CO3 5PS |
| BROWN, Alice Patricia RESIGNED | Director | | 31 Jan 2014 | England | November 1924 | 27 Alexandra Road, Colchester, Essex, CO3 3DF |
| BURTON, John Michael RESIGNED | Director | | 04 Apr 2001 | England | May 1945 | 50 Creffield Road, Colchester, Essex, CO3 3HY |
| CHADWICK, Gabrielle Anne Peta RESIGNED | Director | | 24 Jan 2025 | England | November 1938 | 171 Wivenhoe Road, Alresford, Colchester, Essex, CO7 8AQ |
| CHAMBERLAIN, Honor Lucinda RESIGNED | Director | 24 Jan 1997 | 13 Mar 2013 | England | June 1925 | 1a, Papillon House, Balkerne Gardens, Colchester, Essex, CO1 1PR, England |
| CHEYNEY, Frank RESIGNED | Director | | 17 Jan 1996 | | April 1923 | 28 Fairfield Avenue, Felixstowe, Suffolk, IP11 9JQ |
| CLARK, Adrian Francis, Dr RESIGNED | Director | 11 May 2001 | 11 Sep 2025 | England | May 1958 | 2 Orchard Close, Elmstead Market, Essex, CO7 7AS |
| CUNNINGHAM, Philip Mark RESIGNED | Director | 04 Oct 2013 | 08 Nov 2017 | United Kingdom | January 1957 | Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ, United Kingdom |
| DAVIES, George Mark Renshaw, Hon RESIGNED | Director | 30 Jul 1999 | 01 Apr 2023 | England | April 1942 | 19, Oxley Parker Drive, Mile End, Colchester, Essex, CO4 5XQ |
| DORAN, James E, Professor RESIGNED | Director | 17 Apr 2009 | 31 May 2010 | | October 1940 | Thistles, 7 Brick Kiln Lane, Great Horkesley, Colchester, Essex, CO6 4EU |
| FAWN, Ambrose James RESIGNED | Director | 01 Jan 2002 | 04 Nov 2008 | | March 1929 | 2 Silvanus Close, Colchester, Essex, CO3 3NN |
| FULFORD, Janet Irene RESIGNED | Director | 16 Nov 1996 | 01 Dec 2020 | England | September 1934 | Cutlers, 301 Mile End Road, Colchester, Essex, CO4 5EA |
| GOODMAN, Donald James RESIGNED | Director | 30 Jan 2018 | 23 Jan 2026 | England | April 1938 | Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ |
| GREENWOOD, Jeffrey Alan RESIGNED | Director | | 30 Jan 1993 | | December 1948 | 16 Welshwood Park Road, Colchester, Essex, CO4 3HZ |
| GREENWOOD, Jeffrey Alan RESIGNED | Director | | 29 Oct 1994 | | December 1948 | 16 Welshwood Park Road, Colchester, Essex, CO4 3HZ |
| HASSALL, Mark William Cory RESIGNED | Director | | 25 Jan 2013 | England | June 1940 | Flat 20, Wentworth House, Irving Mews, London, N1 2FP |
| LANSLEY, Stephen Christopher RESIGNED | Director | 19 Apr 2013 | 03 Jun 2024 | England | August 1947 | Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ, United Kingdom |
| LIDDY, Cyril Patrick RESIGNED | Director | 04 Oct 2013 | 23 Nov 2020 | England | June 1952 | Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ, United Kingdom |
| MALLINSON, William John RESIGNED | Director | 20 Jan 2006 | 25 Jan 2013 | England | August 1942 | 1 The Mount, Colchester, Essex, CO3 4JR |
| MEECH, Geraldine Jane RESIGNED | Director | 12 Jan 2007 | 12 May 2011 | England | March 1948 | 11 Craigfield Avenue, Clacton-On-Sea, Essex, CO15 4HS |
| PHILLIPS, Andrew Benjamin RESIGNED | Director | | 12 Jun 2024 | England | January 1938 | 19 Victoria Road, Colchester, Essex, CO3 3NT |
| SCOTT, Victor Maurice RESIGNED | Director | | 24 Jan 2003 | | July 1932 | Waverley, Larksfield Road Stutton, Ipswich, Suffolk, IP9 2RZ |
| WICKENDEN, Nicholas Paul RESIGNED | Director | 25 Jan 2013 | 23 Jan 2026 | United Kingdom | December 1956 | Roman Circus House, Roman Circus Walk, Colchester, Essex, CO2 7GZ, United Kingdom |
| WILKIN, Frank Cecil Cardinal RESIGNED | Director | 27 Jul 2001 | 25 Jan 2013 | England | August 1927 | 34 Smallwood Road, Colchester, Essex, CO2 9HB |
| WILLIAMSON, Barbara RESIGNED | Director | 11 May 2001 | 15 Jan 2015 | Uk | March 1937 | 26 Byron Avenue, Colchester, Essex, CO3 4HG |