| DEMPSEY, John Alistair ACTIVE | Secretary | 26 Jun 2013 | | | | Concept House, Home Park Mill Link, Kings Langley, Hertfordshire, WD4 8UD, United Kingdom |
| MCALPINE, Hector George ACTIVE | Director | 01 Mar 2009 | | United Kingdom | May 1980 | Concept House, Home Park Mill Link, Kings Langley, Hertfordshire, WD4 8UD, United Kingdom |
| MCALPINE, Robert Edward Thomas William ACTIVE | Director | 01 Mar 2009 | | United Kingdom | August 1978 | Concept House, Home Park Mill Link, Kings Langley, Hertfordshire, WD4 8UD, United Kingdom |
| COWEN, Brendon Raymond RESIGNED | Secretary | | 30 Nov 2005 | | | 92 Eastmoor Park, Harpenden, Hertfordshire, AL5 1BP |
| PEARSON, Kevin John RESIGNED | Secretary | 30 Nov 2005 | 17 Apr 2025 | | | Eaton Court, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 7TR |
| WALKER, Robert Peter RESIGNED | Secretary | 30 Nov 2005 | 26 Jun 2013 | | | Eaton Court, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 7TR |
| WALKER, Robert Peter RESIGNED | Secretary | 07 Sep 2001 | 30 Nov 2005 | | | 30 The Copse, Fields End, Hemel Hempstead, Hertfordshire, HP1 2TA |
| AIKENHEAD, Anthony RESIGNED | Director | 01 Oct 2010 | 29 Jul 2016 | United Kingdom | October 1953 | Eaton Court, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 7TR |
| BARRATT, Anthony William RESIGNED | Director | 01 Jan 2000 | 30 Apr 2012 | United Kingdom | August 1951 | Eaton Court, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 7TR |
| BOYLE, David Millar RESIGNED | Director | 01 Nov 1995 | 31 Dec 2007 | Scotland | July 1944 | 14 Pencil View, Largs, Ayrshire, KA30 8JZ |
| CHRISTIE, Vincent William RESIGNED | Director | | 31 Oct 1999 | | May 1936 | Penbury Burtons Lane, Chalfont St Giles, Buckinghamshire, HP8 4BB |
| COLLARD, Michael John RESIGNED | Director | 01 Jan 2001 | 31 Mar 2007 | | August 1944 | Birds Oak, Leatherhead Road, Oxshott, Surrey, KT22 0JJ |
| CORRIGAN, Vincent RESIGNED | Director | 01 Feb 2005 | 29 Sep 2014 | United Kingdom | June 1961 | Eaton Court, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 7TR |
| KELLY, Patrick Benedict RESIGNED | Director | 29 Jun 1993 | 31 Dec 2009 | | March 1945 | Eaton Court, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 7TR |
| LEGGOTT, Paul Edward RESIGNED | Director | | 31 Jan 2003 | | May 1938 | Oak House Grosvenor Close, Wilmslow, Cheshire, SK9 1QY |
| MCALPINE, Alistair, Lord RESIGNED | Director | | 26 Mar 1992 | | May 1942 | 40 Bernard Street, London, WC1N 1LG |
| MCALPINE, Andrew William, Sir RESIGNED | Director | | 02 Nov 2015 | | November 1960 | Tyne House, 23 Side, Newcastle Upon Tyne, NE1 3JL |
| MCALPINE, Cullum RESIGNED | Director | | 02 Nov 2015 | | January 1947 | 40 Bernard Street, London, WC1N 1LG |
| MCALPINE, David Malcolm, The Hon RESIGNED | Director | | 02 Nov 2015 | United Kingdom | October 1946 | 40 Bernard Street, London, WC1N 1LG |
| MCALPINE, Ian Malcolm RESIGNED | Director | | 02 Nov 2015 | England | April 1942 | 40 Bernard Street, London, WC1N 1LG |
| MCALPINE, Malcolm Hugh Dees RESIGNED | Director | | 17 May 2011 | United Kingdom | July 1917 | 40 Bernard Street, London, WC1N 1LG |
| MCALPINE, Richard Hugh RESIGNED | Director | | 02 Nov 2015 | | April 1958 | 40 Bernard Street, London, WC1N 1LG |
| MCALPINE, William Hepburn, Sir RESIGNED | Director | | 30 Oct 2006 | United Kingdom | January 1936 | 40 Bernard Street, London, WC1N 1LG |
| MCFEE, Boyd Atkinson RESIGNED | Director | 31 Dec 2009 | 31 Dec 2019 | United Kingdom | August 1958 | Eaton Court, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 7TR, England |
| TURNBULL, Nigel James Cavers RESIGNED | Director | 29 Jun 1993 | 31 Dec 1994 | England | May 1943 | 17 Salisbury Avenue, Harpenden, Hertfordshire, AL5 2QF |
| WEEKLEY, Colin Bruce RESIGNED | Director | 01 Jun 1998 | 19 Apr 2011 | | April 1946 | Eaton Court, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 7TR |
| WHITE, Alan Charles Harry RESIGNED | Director | | 31 Oct 1992 | | February 1941 | 44 Thames Crescent, Maidenhead, Berkshire, SL6 8EY |