| MARSHALL, Donna Michelle ACTIVE | Director | 16 Jan 2026 | | United Kingdom | September 1980 | 7th Floor,, One America Square, 17 Crosswall, London, EC3N 2LB, England |
| BURGESS, Stephen Denis RESIGNED | Secretary | 11 Feb 1993 | 01 Jun 1999 | | | 8 Spenser Close, Royston, Herts, SG8 5TB |
| HARVEY, Mark Ian RESIGNED | Secretary | 03 Mar 2006 | 28 Mar 2014 | | | Flat 3 30 Lanhill Road, London, W9 2BS |
| HICKEY, Keith Robin RESIGNED | Secretary | 01 Jun 1999 | 03 Mar 2006 | | | 67 Sevenoaks Road, Orpington, Kent, BR6 9JN |
| WHEATLEY, John Ernest Morgan RESIGNED | Secretary | | 31 Dec 1992 | | | 4 Hall Place Gardens, St Albans, Hertfordshire, AL1 3SP |
| ARYA, Rajeev RESIGNED | Director | 23 Dec 2015 | 29 Mar 2019 | England | October 1964 | Tavis House, 1 - 6 Tavistock Square, London, WC1H 9NA |
| BURGESS, Stephen Denis RESIGNED | Director | 11 Feb 1993 | 01 Jun 1999 | | May 1950 | 8 Spenser Close, Royston, Herts, SG8 5TB |
| CRYNE, Christine RESIGNED | Director | 31 Aug 1999 | 06 Sep 2001 | England | March 1955 | 10 Sneyd Road, London, NW2 6AN |
| FORDE, Hugh Aloysius RESIGNED | Director | 16 Jan 2007 | 21 May 2015 | England | July 1960 | 217 Medlock Road, Woodhouses Failsworth, Manchester, Lancashire, M35 9NQ |
| GRAHAMSLAW, Anne Elizabeth RESIGNED | Director | 17 Dec 2001 | 25 Oct 2007 | United Kingdom | March 1952 | Ewerby Waithe Farmhouse, Ewerby Thorpe, Sleaford, Lincolnshire, NG34 9PR |
| HAWTIN, Richard Jonathan RESIGNED | Director | 30 Sep 2020 | 19 Jan 2026 | England | March 1970 | 7th Floor,, One America Square, 17 Crosswall, London, EC3N 2LB, England |
| HICKEY, Keith Robin RESIGNED | Director | 01 Jun 1999 | 03 Mar 2006 | United Kingdom | June 1957 | 67 Sevenoaks Road, Orpington, Kent, BR6 9JN |
| JONES, Stephen David RESIGNED | Director | 06 Sep 2001 | 31 Jul 2007 | | March 1956 | 30 Grafton Road, Acton, London, W3 6PB |
| KING, Helena RESIGNED | Director | 28 Apr 2008 | 07 Oct 2016 | England | October 1979 | 277, Uttoxeter Road, Blythe Bridge, Moorlands, Staffordshire, ST11 9JR, England |
| LAKE, Charles Michael RESIGNED | Director | 22 Nov 1996 | 31 Mar 2009 | United Kingdom | May 1944 | 30 Waverley Drive, Camberley, Surrey, GU15 2DP |
| LYNCH, Agnes Christina RESIGNED | Director | 21 May 2015 | 30 Sep 2020 | England | October 1967 | Tavis House, 1 - 6 Tavistock Square, London, WC1H 9NA |
| MACDIARMID, Duncan Campbell RESIGNED | Director | | 14 Sep 1992 | | October 1939 | Flat 34 Old Sun Wharf, 40 Narrow Street Limehouse, London, E14 8DG |
| MAYO, Edward John, Colonel RESIGNED | Director | | 22 Nov 1996 | | May 1931 | Ballamoar Castle, Sandygate, Isle Of Man, IM7 3AJ |
| NIEPER, David Christopher RESIGNED | Director | 07 May 2003 | 31 Mar 2009 | United Kingdom | March 1964 | Falconers, Woodend, Cromford, Derbyshire, DE4 5JJ |
| PEARSON, John Frederick RESIGNED | Director | | 05 Apr 1994 | | July 1928 | 61 Bramley Road, London, N14 4HA |
| SCOTT, Charles William RESIGNED | Director | 16 Jan 2007 | 19 Oct 2012 | England | January 1961 | 33 Berks Hill, Chorleywood, Herts, WD3 5AJ |
| SOUTH, Janet Mary RESIGNED | Director | 31 Dec 1995 | 31 Aug 1999 | England | April 1939 | Osbourne Cottage, High Street, Little Chesterford, Saffron Walden, Essex, CB10 1TS |
| WHEATLEY, John Ernest Morgan RESIGNED | Director | | 31 Dec 1992 | | March 1935 | 4 Hall Place Gardens, St Albans, Hertfordshire, AL1 3SP |
| WRIGHT, Brian Herbert RESIGNED | Director | 11 Feb 1993 | 31 Dec 1995 | | June 1934 | Chantry Cottage, The Green Otford, Sevenoaks, Kent, TN14 5PD |