| HAYDEN SARGEANT, Sue ACTIVE | Secretary | 23 Feb 2024 | | | | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| BACON, Alan John ACTIVE | Director | 04 Oct 2012 | | United Kingdom | February 1954 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| CORALLINI, Cristina Lucia Dolly ACTIVE | Director | 07 Aug 2025 | | England | June 1994 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| CORBYN, Tomas ACTIVE | Director | 07 Aug 2025 | | England | May 1985 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| EMMS, Anthony John ACTIVE | Director | 06 Oct 2016 | | England | July 1959 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| HEARNE-SIRMAN, Chris Paul ACTIVE | Director | 25 Jun 2026 | | England | December 1979 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| HICKMAN, Glen Jeffrey ACTIVE | Director | 12 Mar 2026 | | England | July 1966 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| HOAD, Johanne Emma ACTIVE | Director | 25 Jun 2026 | | England | January 1976 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| KEMPSTER, Caroline Ann ACTIVE | Director | 29 May 2025 | | England | April 1960 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| MCINTYRE, Tara Jennifer Lynne ACTIVE | Director | 12 Mar 2026 | | United Kingdom | March 1991 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| MERRELL, Susan Georgina ACTIVE | Director | 07 Aug 2025 | | England | April 1960 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| ALLEN, Catherine Louise RESIGNED | Secretary | 23 Jan 2014 | 22 Jan 2015 | | | Headway House 2 Boxted Road, Mile End Colchester, Essex, CO4 5JD |
| BARRS, Sally Anne Penelope Offord RESIGNED | Secretary | 21 Mar 2011 | 17 Jan 2014 | | | Headway House 2 Boxted Road, Mile End Colchester, Essex, CO4 5JD |
| EDWARDS, Linda RESIGNED | Secretary | 10 Sep 2002 | 15 Dec 2004 | | | 12 Harnham Drive, Great Notley, Braintree, Essex, CM77 7YX |
| GODDARD, Joanne Claire RESIGNED | Secretary | 08 Aug 2005 | 22 Apr 2010 | | | 76 Old Barrack Road, Woodbridge, Suffolk, IP12 4ER |
| GOWEN, Andrew RESIGNED | Secretary | 18 May 2000 | 01 May 2002 | | | 43 Bear Street, Nayland, Colchester, Essex, CO6 4HX |
| PERKINS, Gemma Iris RESIGNED | Secretary | 22 Jan 2015 | 23 Feb 2024 | | | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| WHITE, Gillian RESIGNED | Secretary | 15 Dec 2004 | 08 Aug 2005 | | | Primrose View, Station Road Wakes Colne, Colchester, Essex, CO6 2DS |
| WHITE, Gillian Katherine RESIGNED | Secretary | 23 Dec 1991 | 18 May 2000 | | | 3 Cornwallis Drive, Marks Tey, Colchester, Essex, CO6 1XP |
| KERRY HOLLIS RESIGNED | Secretary | 23 Apr 2010 | 21 Mar 2011 | | | 18, Allen Way, Springfield, Chelmsford, CM2 6GF, England |
| ATTWOOD, Sean Mark RESIGNED | Director | 06 Dec 2012 | 11 Oct 2018 | England | March 1986 | Headway House 2 Boxted Road, Mile End Colchester, Essex, CO4 5JD |
| BRAYLEY, Nigel Frederick RESIGNED | Director | 26 May 1993 | 30 Nov 2006 | England | April 1949 | 122 Claremont Heights, Essex Hall Road, Colchester, Essex, CO1 1ZY |
| CATER, Jason Paul RESIGNED | Director | 13 Oct 2022 | 05 Oct 2023 | England | June 1974 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| CATHMOIR, Robert RESIGNED | Director | 11 Sep 2003 | 06 Oct 2011 | England | October 1940 | 340 Straight Road, Colchester, Essex, CO3 9DX |
| COLLINS, Diana RESIGNED | Director | 11 Oct 2018 | 26 Sep 2023 | England | May 1962 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| COOPER, Margaret Elizabeth RESIGNED | Director | 26 May 1993 | 31 Mar 2005 | | February 1945 | 2 Hollytree House 27 Third Avenue, Frinton On Sea, Essex, CO13 9EQ |
| DOREY, Fiona Jane RESIGNED | Director | 15 May 1997 | 28 Feb 2019 | England | July 1959 | Headway House, 2 Boxted Road, Mile End Colchester, Essex, CO4 5JD, United Kingdom |
| DURANCE, Robert Arthur, Dr RESIGNED | Director | 23 Dec 1991 | 11 Mar 2002 | | July 1936 | Vine Farm House, Wivenhoe, Colchester, Essex, CO7 9EU |
| DYSON, Nigel Graham RESIGNED | Director | 23 Dec 1991 | 20 Apr 1994 | England | April 1944 | Bentley Manor, Little Bentley, Colchester, Essex, CO7 8SE |
| FALCO, Jeff RESIGNED | Director | 04 Jun 1998 | 18 May 2000 | | December 1957 | 38 Boley Drive, Clacton On Sea, Essex, CO15 6LB |
| FRENCH, Jacqueline Judith RESIGNED | Director | 30 Sep 2004 | 12 Nov 2009 | | January 1945 | 33 Orchill Drive, Benfleet, Essex, SS7 2LS |
| GABLE, Albert John RESIGNED | Director | 19 Sep 2002 | 27 Nov 2003 | | November 1940 | Chestnut Cottage Beckingham Street, Tolleshunt Major, Maldon, Essex, CM9 8LH |
| GOWEN, Andrew RESIGNED | Director | 18 May 2000 | 01 May 2002 | United Kingdom | April 1942 | 43 Bear Street, Nayland, Colchester, Essex, CO6 4HX |
| HUMBLES, Christopher RESIGNED | Director | 04 Oct 2007 | 29 May 2018 | England | July 1955 | Delouder, Priory Park, Walton Road, Ipswich, Suffolk, IP10 0JT, United Kingdom |
| JACKSON, William Raymond RESIGNED | Director | 26 May 1993 | 20 May 1999 | | November 1934 | 7 Oaks Drive, Colchester, Essex, CO3 3PR |
| JUNIPER, Robert RESIGNED | Director | 19 Sep 2002 | 05 Oct 2023 | United Kingdom | August 1947 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| LAMBERTH, Richard Paul Jonathan RESIGNED | Director | 21 Oct 2010 | 07 Jun 2012 | United Kingdom | March 1964 | Headway House 2 Boxted Road, Mile End Colchester, Essex, CO4 5JD |
| LIVINGSTONE, Jean RESIGNED | Director | 06 Oct 2011 | 03 Aug 2017 | United Kingdom | August 1944 | Headway House 2 Boxted Road, Mile End Colchester, Essex, CO4 5JD |
| LOMAS, Julia Carole RESIGNED | Director | 19 Sep 2002 | 06 Dec 2012 | England | December 1954 | 77 Kynaston Road, Panfield, Braintree, Essex, CM7 5AD |
| MACDONALD, Peter Richard RESIGNED | Director | 21 Oct 2010 | 03 Aug 2017 | England | April 1964 | Headway House 2 Boxted Road, Mile End Colchester, Essex, CO4 5JD |
| MASON, John Paul RESIGNED | Director | 26 May 1993 | 21 Oct 2010 | England | May 1958 | 74, Manors Way, Silver End, Witham, Essex, CM8 3QP |
| METCALFE, Paul RESIGNED | Director | 18 May 2000 | 04 Aug 2016 | England | July 1964 | 8 Chaplin Drive, Parsons Heath, Colchester, Essex, CO4 3EA |
| PARKINS, David RESIGNED | Director | 29 Sep 2005 | 06 Feb 2025 | England | January 1953 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| PARRETT, Neil Stewart RESIGNED | Director | 13 Oct 2022 | 25 Jun 2026 | England | January 1979 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| PERTWEE, Caroline RESIGNED | Director | 20 May 1999 | 01 Sep 2002 | | June 1945 | Orchard Cottage, 36 Sea View Avenue, West Mersea, Colchester, Essex, CO5 8HE |
| SHAW, Simon Andrew, Dr RESIGNED | Director | 05 Oct 2023 | 16 Oct 2025 | England | March 1973 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| WARREN, Rob RESIGNED | Director | 11 Oct 2018 | 02 Oct 2024 | England | July 1972 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |
| WESTWOOD, Richard Edward RESIGNED | Director | 23 Dec 1991 | 18 May 2000 | | January 1944 | Trenwith House The Street, Tendring, Clacton On Sea, Essex, CO16 0BW |
| WHITE-THOMSON, Christopher Trefusis RESIGNED | Director | 26 May 1993 | 05 Sep 2024 | England | February 1940 | The Headway Centre, Woodland Walk, Colchester, Essex, CO4 6DH, England |