| BRITTEN, Tracy Debra ACTIVE | Secretary | 01 Dec 2019 | | | | Tangent House, 62 Exchange Road, Watford, Herts, WD18 0TG |
| LARGE, Andrew Gordon ACTIVE | Director | 11 Aug 2025 | | United Kingdom | September 1969 | 62, Exchange Road, Watford, WD18 0TG, England |
| MITCHELL, Brian Anthony Paul RESIGNED | Secretary | 12 Feb 1991 | 31 Aug 1996 | | | 25 Eastbury Avenue, Enfield, Middlesex, EN1 3NJ |
| SYERS, Robert Drinkwater RESIGNED | Secretary | 01 Sep 1996 | 17 Sep 2008 | | | 33 Richborough Road, London, NW2 3LX |
| COMBINED SECRETARIAL SERVICES LIMITED RESIGNED | Nominee Secretary | 12 Feb 1991 | 12 Feb 1991 | | | Victoria House, 64 Paul Street, London, EC2A 4NG |
| BARTUP, Robert George RESIGNED | Director | 16 May 2007 | 17 Sep 2008 | United Kingdom | May 1953 | The Wheatlands, Marden, Hereford, Herefordshire, HR1 3ES |
| BARTUP, Robert George RESIGNED | Director | 01 Nov 1991 | 30 Apr 2003 | United Kingdom | May 1953 | The Wheatlands, Marden, Hereford, Herefordshire, HR1 3ES |
| BISHOP, Philip RESIGNED | Director | 23 Sep 1997 | 04 Jun 1999 | | February 1968 | 8 Victoria Close, Weybridge, Surrey, KT13 9QJ |
| BUNTING, David Charles RESIGNED | Director | 05 Jun 2008 | 17 Sep 2008 | United Kingdom | May 1943 | 40 Millersgate, Cottam, Preston, Lancashire, PR4 0AZ |
| CHARLES, Brian Lloyd RESIGNED | Director | | 04 Jun 2000 | | April 1946 | 68 Manor Drive, Whetstone, London, N20 0DU |
| COURT, John Taylor RESIGNED | Director | 30 Apr 2003 | 05 Jun 2008 | | May 1938 | 10 The Woodlands, Stourbridge, West Midlands, DY8 2RA |
| CROSTHWAITE, Robert Fothergill RESIGNED | Director | 12 Feb 1991 | 14 May 1993 | England | February 1948 | The White House Chequers Lane, Saham Toney, Watton, Norfolk, IP25 7HQ |
| GARDNER, William Barr Watt RESIGNED | Director | 01 Nov 1991 | 24 Sep 1996 | | April 1944 | 2 Craigieburn Gardens, Glasgow, Lanarkshire, G20 0NU |
| HOOD, Jonathan Everett RESIGNED | Director | 16 May 2007 | 17 Sep 2008 | United Kingdom | July 1951 | 13 Hamilton Road, Summertown, Oxford, Oxfordshire, OX2 7PY |
| HOVELL, Alan John RESIGNED | Director | 13 Sep 1999 | 30 Apr 2003 | | November 1957 | 2 Chatsworth Gardens, Harrow, Middlesex, HA2 0RT |
| HUMPHREYS, Glynn RESIGNED | Director | 28 Mar 2001 | 30 Apr 2003 | England | March 1947 | Potten Farm Cottage, Redhall Lane, Chandlers Cross, Rickmansworth, Hertfordshire, WD3 4LT |
| LUXFORD, John Robert RESIGNED | Director | 01 Nov 1991 | 25 Sep 2001 | | November 1956 | 35 Church Street, Weybridge, Surrey, KT13 8DG |
| NEAVE, Annette Elvyn RESIGNED | Director | 10 May 1994 | 30 Apr 2003 | United Kingdom | November 1953 | The Lodge Drury Lane, Carbrooke, Thetford, Norfolk, IP25 6SJ |
| PALK, Deborah Ann RESIGNED | Director | 28 Mar 2001 | 15 Oct 2002 | | July 1958 | 45 Queens Road, Teddington, Middlesex, TW11 0LX |
| PEARSON, David RESIGNED | Director | 16 May 2007 | 17 Sep 2008 | | August 1942 | 14 Beech Close, Scruton, Northallerton, North Yorkshire, DL7 0TU |
| PEARSON, David RESIGNED | Director | 01 Nov 1991 | 30 Apr 2003 | | August 1942 | 14 Beech Close, Scruton, Northallerton, North Yorkshire, DL7 0TU |
| PRICE, Michael David RESIGNED | Director | 12 Feb 1991 | 30 Apr 2003 | England | August 1939 | 23 Row Hill, Addlestone, Surrey, KT15 1DL |
| PURDIE, Mathieson RESIGNED | Director | 16 May 2007 | 17 Sep 2008 | United Kingdom | January 1953 | 15 East Main Street, Blackburn, Bathgate, West Lothian, EH47 7QT |
| PURVIS, Mark Christopher RESIGNED | Director | 23 Sep 1997 | 27 Jun 2002 | United Kingdom | August 1967 | 2 Bridges Avenue, Bury, Lancashire, BL9 9RJ |
| STUDD, Ian James RESIGNED | Director | 01 Jul 2015 | 11 Aug 2025 | United Kingdom | September 1957 | Tangent House, 62 Exchange Road, Watford, Herts, WD18 0TG |
| SYERS, Robert Drinkwater RESIGNED | Director | 30 Apr 2003 | 17 Sep 2008 | | November 1944 | 33 Richborough Road, London, NW2 3LX |
| TROTTER, David John RESIGNED | Director | 01 Nov 1991 | 12 Feb 1994 | United Kingdom | December 1946 | 14 Moreton Road, Oxford, Oxfordshire, OX2 7AX |
| VICKERS, Stephen RESIGNED | Director | 05 Jun 2008 | 31 Jul 2015 | United Kingdom | February 1955 | 32 Willow Lane, Milton, Abingdon, Oxfordshire, OX14 4EG |
| COMBINED NOMINEES LIMITED RESIGNED | Nominee Director | 12 Feb 1991 | 12 Feb 1991 | | | Victoria House, 64 Paul Street, London, EC2A 4NA |
| COMBINED SECRETARIAL SERVICES LIMITED RESIGNED | Nominee Director | 12 Feb 1991 | 12 Feb 1991 | | | Victoria House, 64 Paul Street, London, EC2A 4NG |