| WHIBLEY, Sarah Leanne ACTIVE | Secretary | 01 Apr 2015 | | | | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| BROWN, David Nicholas ACTIVE | Director | 30 Jan 2026 | | United Kingdom | April 1973 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, United Kingdom |
| WHIBLEY, Sarah Leanne ACTIVE | Director | 01 Apr 2015 | | England | January 1976 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| HUBER, John Christopher RESIGNED | Secretary | | 26 Aug 1993 | | | 1 Birling Close, Bearsted, Maidstone, Kent, ME14 4AZ |
| PURVIS, Martin Terence Alan RESIGNED | Secretary | 26 Aug 1993 | 31 Mar 2003 | | | Fenetters, Melfort Road, Crowborough, East Sussex, TN6 1QT |
| WHITEHEAD, Adrian John, Mr, RESIGNED | Secretary | 31 Mar 2003 | 31 Mar 2015 | | | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, England |
| ASHNESS, Richard Stewart RESIGNED | Director | | 31 May 1994 | | February 1953 | Redfern House, Sutton Street Bearsted, Maidstone, Kent, ME14 4HP |
| BALL, Michael David RESIGNED | Director | 04 Apr 2016 | 27 Jan 2021 | United Kingdom | April 1967 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, United Kingdom |
| BARDEN, Stefan RESIGNED | Director | 03 Jan 2012 | 30 Sep 2012 | United Kingdom | December 1962 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| BLACK, Sharon RESIGNED | Director | 01 Mar 2010 | 31 Dec 2011 | England | May 1962 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| BRAKE, Christopher RESIGNED | Director | | 30 Aug 2002 | United Kingdom | August 1956 | Fairlawn House, Eyhurst, Kingswood, Surrey, KT20 6JN |
| BRAKE, Francis Robert RESIGNED | Director | | 08 Aug 2002 | England | December 1933 | Walnut Lodge, Kennington, Ashford, Kent, TN25 4EB |
| BRAKE, William Thomas RESIGNED | Director | | 31 Dec 1998 | United Kingdom | February 1932 | Grigg Oast, Headcorn, Kent, TN27 9LT |
| BROOKSBANK, Stephanie Jane RESIGNED | Director | 01 Dec 2022 | 30 Jan 2026 | England | August 1967 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, United Kingdom |
| CASS, Frederick Henry RESIGNED | Director | | 30 Sep 1994 | | January 1937 | 5 South Drive, Wokingham, Berkshire, RG40 2DH |
| CHAMPION, Malcolm John RESIGNED | Director | | 31 Dec 1997 | | May 1935 | Copperwood The Spinney Bonnington, Ashford, Kent, TN25 7BN |
| DESCHAMPS, Bruno RESIGNED | Director | 15 Apr 2005 | 03 Sep 2007 | | July 1951 | 14 Brompton Square, London, SW3 2AA |
| DRISCOLL, William RESIGNED | Director | 23 Sep 2003 | 18 Apr 2005 | | August 1950 | Lanscombe House, Nun's Walk, Virginia Water, Surrey, GU25 4RT |
| DUNN, Anthony Thomas RESIGNED | Director | | 30 Sep 1994 | | May 1951 | 2 Barnfield, St Michaels, Tenterden, Kent, TN30 6NH |
| EMMENS, Peter Thomas RESIGNED | Director | | 20 Sep 2002 | | June 1947 | The Pines 67 Ongar Road, Writtle, Chelmsford, Essex, CM1 3NA |
| FEARN, Matthew Robin Cyprian RESIGNED | Director | 22 Jan 2007 | 02 Sep 2011 | United Kingdom | October 1964 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, England |
| GARLICK, Helen RESIGNED | Director | 31 Mar 2003 | 31 Oct 2003 | | May 1955 | 6 Lambly Hill, Virginia Water, GU25 4BF |
| GENT, Stuart James Ashley RESIGNED | Director | 17 Feb 2009 | 01 Mar 2010 | | November 1971 | 54, Sisters Avenue, Battersea, London, SW11 5SN |
| GOLDSMITH, Ian Robert, Dr RESIGNED | Director | 05 Nov 2008 | 29 Sep 2016 | United Kingdom | January 1962 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, England |
| GRAVELLONA, Felipe Domingo, Merry Del Val Barbavara Di RESIGNED | Director | 17 Feb 2009 | 01 Mar 2010 | United Kingdom | June 1969 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| GURTEEN, Arthur Stanley RESIGNED | Director | | 30 Sep 1994 | | March 1934 | 104 Sandyhurst Lane, Ashford, Kent, TN25 4NT |
| HARTE, Damian RESIGNED | Director | 26 Jan 2004 | 02 Sep 2005 | | June 1956 | 29 East Avenue, Talbot Wood, Bournemouth, Dorset, BH3 7BS |
| HUBER, John Christopher RESIGNED | Director | | 30 Sep 1994 | | June 1938 | 1 Birling Close, Bearsted, Maidstone, Kent, ME14 4AZ |
| HUGHES, Leonard RESIGNED | Director | 30 Sep 1998 | 31 Mar 2003 | | August 1945 | 50 St Margarets Street, Rochester, Kent, ME1 1TU |
| HUGHES, Leonard RESIGNED | Director | 30 Sep 1998 | 31 Mar 2003 | | August 1945 | 50 St Margarets Street, Rochester, Kent, ME1 1TU |
| HUGHES, Leonard RESIGNED | Director | 09 Jul 1991 | 30 Sep 1994 | | August 1945 | 50 St Margarets Street, Rochester, Kent, ME1 1TU |
| JACKSON, Peter Francis RESIGNED | Director | 03 May 2022 | 31 Jan 2025 | Ireland | July 1971 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, England |
| JANSEN, Philip Eric Rene RESIGNED | Director | 01 Jul 2010 | 01 Apr 2013 | United Kingdom | January 1967 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| JØRGENSEN, Tim Ørting, Mr. RESIGNED | Director | 04 Jul 2021 | 03 May 2022 | England | December 1964 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, England |
| KARNA, Ajoy Hari RESIGNED | Director | 01 May 2017 | 04 Jul 2021 | United States | October 1966 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, England |
| KERR, William Stuart RESIGNED | Director | | 30 Sep 1994 | | April 1942 | Upper Farmhouse, Kineton Road, Gaydon, Warwickshire, CV35 0EP |
| LENNARD, Duncan Charles RESIGNED | Director | 01 Mar 2010 | 31 Mar 2015 | United Kingdom | March 1963 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| MCINTYRE, Paul George RESIGNED | Director | 27 Feb 2012 | 01 Dec 2016 | United Kingdom | April 1968 | Enterprise House, Eureka Science Park, Ashford, Kent, TN25 4AG |
| MCKAY, Francis John RESIGNED | Director | 03 Jan 2006 | 31 Dec 2009 | | October 1945 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| MCMEIKAN, Kennedy RESIGNED | Director | 01 Apr 2013 | 01 May 2017 | England | May 1965 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, United Kingdom |
| PEEREBOOM, Paulo Cipriano RESIGNED | Director | 01 Dec 2022 | 01 Nov 2023 | Netherlands | January 1970 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG, United Kingdom |
| PLANTEVIN, Michel Gerard Phillipe RESIGNED | Director | 17 Feb 2009 | 01 Mar 2010 | United Kingdom | October 1956 | 12 The Vale, London, SW3 6AH |
| PLAYER, Michael Ian RESIGNED | Director | 20 Jul 1998 | 26 Jan 2004 | | April 1944 | Whitelea, Shootersway Lane, Berkamsted, Hertfordshire, HP4 3NP |
| POLER, Dwight Macvicar RESIGNED | Director | 17 Feb 2009 | 01 Mar 2010 | England | September 1965 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| POWER, Ian Derek RESIGNED | Director | 02 Sep 2005 | 22 Jan 2007 | United Kingdom | September 1963 | 13 Turketel Road, Folkestone, Kent, CT20 2PA |
| ROUSE, Keith Andrew RESIGNED | Director | 01 Jan 1992 | 30 Sep 1994 | | June 1955 | Henley House The Street, Appledore, Ashford, Kent, TN26 2AF |
| SMITH, Stuart Paul RESIGNED | Director | 01 Mar 2010 | 01 Dec 2016 | United Kingdom | May 1971 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| VENABLES, Paul RESIGNED | Director | 23 Sep 2003 | 23 Jan 2004 | | October 1961 | 37 Ancastle Green, Henley On Thames, Oxfordshire, RG9 1TS |
| WHITEHEAD, Adrian John, Mr, RESIGNED | Director | 01 Mar 2010 | 31 Mar 2015 | England | April 1964 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |
| WIELAND, Philip Robert RESIGNED | Director | 03 Jan 2012 | 04 Apr 2016 | United Kingdom | May 1973 | Enterprise House, Eureka Business Park, Ashford, Kent, TN25 4AG |