| PEAK, Roger Michael ACTIVE | Secretary | 12 Jun 2024 | | | | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| HILL, Wayne Richard ACTIVE | Director | 10 Jul 2026 | | England | May 1975 | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| HOY, William James ACTIVE | Director | 31 Mar 2023 | | United Kingdom | November 1969 | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| MULLER, Thorsten, Dr. ACTIVE | Director | 01 Sep 2026 | | Germany | April 1977 | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| ELLIS, Donald John RESIGNED | Secretary | 21 Aug 1992 | 30 Sep 1998 | | | 31 Warren Way, Digswell, Welwyn, Hertfordshire, AL6 0DQ |
| HORNBY, Jonathan Charles RESIGNED | Secretary | 12 Oct 2021 | 12 Jun 2024 | | | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| SEWELL, Alan James RESIGNED | Secretary | | 21 Aug 1992 | | | 16 The Avenue, Bengeo, Hertford, Hertfordshire, SG14 3DR |
| THOMPSON, Robert Michael RESIGNED | Secretary | 01 May 2014 | 19 Feb 2015 | | | Unit 1, Netherfield Lane, Stanstead Abbotts, Ware, Hertfordshire, SG12 8HE, England |
| THOMPSON, Robert Michael RESIGNED | Secretary | 30 Sep 1998 | 01 Jun 2004 | | | The Castle House, Anstey, Buntingford, Hertfordshire, SG9 0EU |
| WOOD, Robert Miller RESIGNED | Secretary | 01 Jun 2004 | 01 May 2014 | | | 47 Walton Road, Ware, Hertfordshire, SG12 9PF |
| ANDERSON, Christopher Gerald RESIGNED | Director | 02 Dec 2019 | 12 Oct 2021 | England | August 1970 | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| DEAN, Terence Albert RESIGNED | Director | 30 Jun 2016 | 12 Oct 2021 | United Kingdom | May 1959 | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| ELLIS, Donald John RESIGNED | Director | | 30 Sep 1998 | | May 1936 | 31 Warren Way, Digswell, Welwyn, Hertfordshire, AL6 0DQ |
| GREEN, John William RESIGNED | Director | 02 Sep 1998 | 30 Apr 2012 | United Kingdom | May 1943 | Ashlea Church Street, Wistow, Huntingdon, Cambridgeshire, PE28 2QE |
| HAWKES, Michael Stanley RESIGNED | Director | 07 May 1993 | 26 Feb 1996 | | October 1948 | The Cottage, Alkerton, Banbury, Oxfordshire, OX15 6NL |
| HORNBY, Jonathan Charles RESIGNED | Director | 12 Oct 2021 | 15 Jun 2026 | United Kingdom | February 1969 | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| HUNT, Andrew Nicholas RESIGNED | Director | 02 Jan 1997 | 28 Aug 1998 | United Kingdom | January 1954 | 22 Ibsley Way, Cockfosters, Hertfordshire, EN4 9EY |
| MAISEY, Walter Earl RESIGNED | Director | | 28 Nov 1997 | | December 1934 | 12 East Mead, Welwyn Garden City, Hertfordshire, AL7 4RR |
| MOORE, Barry Vincent RESIGNED | Director | | 10 Nov 1995 | | August 1950 | 112 Kestrel Way, Cheslyn Hay, Walsall, West Midlands, WS6 7LQ |
| WEBB, Matthew John RESIGNED | Director | 12 Oct 2021 | 31 Mar 2023 | England | January 1974 | Building E, Stafford Park 1, Stafford Park, Telford, Shropshire, TF3 3BD, England |
| WEBSTER, David Charles RESIGNED | Director | | 01 Aug 2006 | | January 1935 | Marshalls, Marshalls Lane, High Cross, Ware, Hertfordshire, SG11 1AJ |
| WEST, Ashley Brendon George RESIGNED | Director | 30 Apr 2012 | 30 Jun 2016 | England | April 1944 | Unit 1, Netherfield Lane, Stanstead Abbotts, Ware, Hertfordshire, SG12 8HE, England |
| WOODHOUSE, Eric Glynn RESIGNED | Director | | 07 Aug 1998 | | February 1960 | 96 Shenstone Valley Road, Halesowen, West Midlands, B62 9TF |