| LEVEN, Steven ACTIVE | Secretary | 15 Jan 2007 | | | | 1, Hercules Way, Leavesden, Watford, WD25 7GS, United Kingdom |
| DUYMAZ OLUDIPE, Meliha ACTIVE | Director | 01 Jan 2025 | | United Kingdom | November 1978 | 1, Hercules Way, Leavesden, Watford, WD25 7GS, United Kingdom |
| HALL, Simon James ACTIVE | Director | 23 Nov 2020 | | United Kingdom | November 1969 | 1, Hercules Way, Leavesden, Watford, WD25 7GS, United Kingdom |
| MURRAY, Karen Michelle RESIGNED | Secretary | 01 Jul 2000 | 15 Jan 2007 | | | 1 Centre Walk, Hazlemere, Buckinghamshire, HP15 7UZ |
| TANNER, Brian Edward RESIGNED | Secretary | | 30 Jun 2000 | | | 1 Thatchers Close, Horley, Surrey, RH6 9LE |
| BAYLISS, Roger Francis RESIGNED | Director | 30 Jun 2014 | 08 Feb 2016 | United Kingdom | March 1957 | Maple Cross House, Denham Way Maple Cross, Rickmansworth, Hertfordshire, WD3 9SW |
| BLACKMORE, Robert George RESIGNED | Director | | 31 May 1994 | | October 1933 | 13 Lowther Road, Barnes, London, SW13 9NX |
| CARRE, Philip Ivo RESIGNED | Director | 20 Aug 2004 | 20 Jul 2010 | England | April 1957 | Maple Cross House, Denham Way Maple Cross, Rickmansworth, Hertfordshire, WD3 9SW |
| CLARKE, Geoffrey Francis RESIGNED | Director | | 31 Mar 2005 | England | July 1943 | 17 Oaken Coppice, Ashtead, Surrey, KT21 1DL |
| CLARKE, Keith Edward RESIGNED | Director | 06 Feb 1996 | 01 Mar 2002 | England | May 1952 | 14 Thorney Hedge Road, Chiswick, London, W4 5SD |
| DALE, William Jonathan RESIGNED | Director | 30 Jun 1999 | 09 Jun 2004 | United Kingdom | April 1954 | 17 Five Mile Drive, Oxford, OX2 8HT |
| DEVENISH, Brian Charles RESIGNED | Director | | 30 Jun 1999 | | December 1943 | 114 Kingsmead Avenue, Worcester Park, Surrey, KT4 8UT |
| EVANS, David Clark RESIGNED | Director | 25 Feb 1997 | 31 Jan 1999 | England | October 1946 | Lyle House, 67 Marsham Way, Gerrards Cross, Buckinghamshire, SL9 8AW |
| EVANS, David Clark RESIGNED | Director | 31 May 1994 | 24 Feb 1997 | England | October 1946 | Lyle House, 67 Marsham Way, Gerrards Cross, Buckinghamshire, SL9 8AW |
| FISON, David Gareth RESIGNED | Director | 01 Sep 1998 | 01 Jan 2006 | United Kingdom | March 1952 | 153, Herne Hill, London, SE24 9LR |
| GALLOWAY, Mark Lawson RESIGNED | Director | 08 Feb 2016 | 23 Nov 2020 | England | October 1955 | Maple Cross House, Denham Way Maple Cross, Rickmansworth, Hertfordshire, WD3 9SW |
| GANGOTRA, Culdip Kelly Kaur RESIGNED | Director | 31 Mar 2018 | 29 Jul 2022 | United Kingdom | February 1970 | Maple Cross House, Denham Way, Maple Cross, Rickmansworth, Hertfordshire, WD3 9SW, United Kingdom |
| GARRIGUE, Alain Pierre Jacques RESIGNED | Director | 31 Oct 1994 | 31 Dec 1995 | | November 1937 | 25 Rowan Road, London, W6 7DT |
| GAY, Andrew RESIGNED | Director | 23 Jun 1993 | 30 Nov 1994 | United Kingdom | July 1944 | Bircham Dyson Bell, 50 Broadway, London, SW1H 0BL |
| HAND, Richard Percy William RESIGNED | Director | 01 May 1996 | 01 Mar 1999 | | May 1949 | 7 Blagden Grove, Bishop Auckland, County Durham, DL14 0RZ |
| HODGE, Vivian Paul RESIGNED | Director | 26 Sep 1994 | 15 Mar 1996 | | December 1938 | 100 Richmond Hill Court, Richmond Hill, Richmond, Surrey, TW10 6BG |
| JEFFERIES, Peter John RESIGNED | Director | 23 Jun 1993 | 31 May 1994 | | October 1944 | Birch Barn, Water Lane, Hawkhurst, Kent, TN18 5DE |
| KEEBLE, Stewart RESIGNED | Director | 25 Feb 1997 | 30 Jul 2004 | | May 1950 | 48 The Hollows, Bessacarr, Doncaster, South Yorkshire, DN4 7PP |
| KEEBLE, Stewart RESIGNED | Director | 31 May 1994 | 24 Feb 1997 | | May 1950 | 48 The Hollows, Bessacarr, Doncaster, South Yorkshire, DN4 7PP |
| KEEHAN, John Patrick RESIGNED | Director | 22 Aug 1997 | 20 Aug 2004 | | May 1955 | 60 Fitzjames Avenue, Croydon, Surrey, CR0 5DD |
| KING, Nigel Paul RESIGNED | Director | 01 Feb 1999 | 01 Jul 2001 | | November 1949 | 33 Greenwich Gardens, Newport Pagnell, Buckinghamshire, MK16 0NP |
| LUKE, Ian William RESIGNED | Director | 27 Nov 1995 | 07 Jan 2014 | United Kingdom | June 1950 | Maple Cross House, Denham Way Maple Cross, Rickmansworth, Hertfordshire, WD3 9SW |
| MCBREARTY, John RESIGNED | Director | | 31 Mar 1993 | | February 1936 | 25 Bath Hill Court, Bournemouth, Dorset, BH1 2HP |
| MYERS, Barry RESIGNED | Director | | 05 Feb 1996 | | November 1944 | Boundless Farm Park Lane, Brook, Godalming, Surrey, GU8 5LF |
| NAPIER, Michael Edwin RESIGNED | Director | 23 Jun 1993 | 30 Jun 1999 | | August 1938 | Arden Headley Hill Road, Headley, Bordon, Hampshire, GU35 8DS |
| PAUL, Swati RESIGNED | Director | 29 Jul 2022 | 30 Nov 2024 | United Kingdom | December 1966 | 1, Hercules Way, Leavesden, Watford, WD25 7GS, United Kingdom |
| PHILPOT, Trevor Archibald RESIGNED | Director | 31 May 1994 | 24 Feb 1997 | | November 1933 | Merrills, 43 Latchmoor Way, Gerrards Cross, Buckinghamshire, SL9 8LZ |
| PUTNAM, Michael Colin RESIGNED | Director | 27 Nov 1995 | 24 Feb 1997 | | August 1960 | Dames Bank, Rectory Road, Great Haseley, Oxfordshire, OX44 7JG |
| ROEDER, Ross Eugene RESIGNED | Director | | 31 Jan 1993 | | February 1938 | 6901-B 16th St Ne, St Petersburg, Florida 33704, Usa |
| RUTTER, Richard Charles RESIGNED | Director | 25 Feb 1997 | 22 Aug 1997 | | August 1946 | Cables Cottage Church Lane, Little Witley, Worcester, Worcestershire, WR6 6LP |
| SMITH, Paul Michael RESIGNED | Director | | 30 Apr 1993 | | October 1949 | Little Buckland Place, Buckland Lane, Maidstone, Kent, ME16 0BH |
| SORSTEDT, Arne Sigfrid RESIGNED | Director | 01 Jan 2006 | 24 Apr 2009 | | July 1942 | Lindenstrasse 38, Ch 8008 Zurich, Switzerland |
| TREADWAY, Gordon Thomas RESIGNED | Director | 13 Jan 2011 | 30 Jun 2014 | England | June 1952 | Maple Cross House, Denham Way, Maple Cross, Rickmansworth, Herts, WD3 9SW, United Kingdom |
| TRELEAVEN, Christopher Perry RESIGNED | Director | 30 Jun 2014 | 31 Mar 2018 | United Kingdom | December 1968 | Maple Cross House, Denham Way Maple Cross, Rickmansworth, Hertfordshire, WD3 9SW |
| WALLACE, Robert Anthony RESIGNED | Director | 01 Jun 1998 | 01 Jul 2001 | England | July 1950 | 1 Castlereagh, Wynyard, Billingham, Cleveland, TS22 5QF |
| WOULDHAM, Michael William RESIGNED | Director | | 31 May 1994 | | June 1948 | 6 Hall End, Woking, Surrey, GU22 0LH |