| DENT, Helen ACTIVE | Director | 17 Apr 2024 | | England | November 1978 | 299, Oxford Street, (5th Floor), London, W1C 2DZ, England |
| GREWAL, Jagdeep Singh ACTIVE | Director | 28 Oct 2011 | | England | May 1969 | 299, Oxford Street, (5th Floor), London, W1C 2DZ, England |
| HAMES, Richard Ian ACTIVE | Director | 26 Jun 2025 | | England | October 1977 | 37, Holmfield Road, Leicester, LE2 1SE, England |
| BROWN, Cecilia Mary RESIGNED | Secretary | 06 Nov 2000 | 30 Apr 2001 | | | 60 Oakfield Lane, Dartford, Kent, DA1 2SY |
| CUNNINGHAM, Robert William RESIGNED | Secretary | 01 May 1999 | 11 Jan 2000 | | | 3 Brookside Wood, Fatfield, Washington, Tyne & Wear, NE38 8LH |
| CUNNINGHAM, Robert William RESIGNED | Secretary | 24 Sep 1992 | 07 May 1993 | | | 3 Brookside Wood, Fatfield, Washington, Tyne & Wear, NE38 8LH |
| DA GAMA, Louis Bernard RESIGNED | Secretary | 07 Feb 1992 | 05 Feb 1993 | | | 25 Reginald Road, Maidstone, Kent, ME16 8EX |
| MABB, Robin Geoffrey, Senior Sales Maunger Diagnostic Systems RESIGNED | Secretary | 24 Sep 1992 | 07 May 1993 | | | 1 Hill Cottage Hill Lane, Weston-In-Gordano, Bristol, Avon, BS20 8TY |
| MADDEN, Christopher John Frank RESIGNED | Secretary | 05 Feb 1993 | 30 Apr 1999 | | | Tall Trees, Chipstead Lane Chipstead, Sevenoaks, Kent, TN13 2RF |
| WILLIAMS, Doris-Ann RESIGNED | Secretary | 01 Oct 2001 | 31 Jul 2023 | | | 6, Clay Close, Flackwell Heath, High Wycombe, Buckinghamshire, HP10 9BG, United Kingdom |
| ZAJICEK, George Thomas RESIGNED | Secretary | 23 Nov 1999 | 06 Nov 2000 | | | Blebo Lodge, Pitscottie, Cupar, Fife, KY15 5TX |
| COMBINED SECRETARIAL SERVICES LIMITED RESIGNED | Nominee Secretary | 10 Feb 1992 | 07 Feb 1992 | | | Victoria House, 64 Paul Street, London, EC2A 4NG |
| ANDERSON, Andrew Crawford RESIGNED | Director | 06 Nov 2000 | 22 Mar 2002 | England | June 1954 | 11 Portway, Aynho, Banbury, Oxfordshire, OX17 3AP |
| BROWN, Cecilia Mary RESIGNED | Director | 01 May 1999 | 30 Apr 2001 | United Kingdom | May 1963 | 60 Oakfield Lane, Dartford, Kent, DA1 2SY |
| BUFTON, Andrew George RESIGNED | Director | 28 Sep 1994 | 31 Dec 1998 | | May 1952 | 2 Bittern Close, Kempshott, Basingstoke, Hampshire, RG22 5JA |
| CUNNINGHAM, Robert William RESIGNED | Director | 09 Oct 2001 | 18 May 2011 | England | March 1948 | 3 Brookside Wood, Fatfield, Washington, Tyne & Wear, NE38 8LH |
| CUNNINGHAM, Robert William RESIGNED | Director | 24 Sep 1992 | 06 Nov 2000 | England | March 1948 | 3 Brookside Wood, Fatfield, Washington, Tyne & Wear, NE38 8LH |
| DEAKIN, Carla Michelle RESIGNED | Director | 17 Oct 2012 | 31 Jan 2014 | England | November 1963 | 37, Kempson Avenue, Sutton Coldfield, West Midlands, England |
| FITZGERALD, Clement David Mark RESIGNED | Director | 10 Dec 2003 | 22 Mar 2005 | United Kingdom | November 1954 | 57 Feney Road, Moira, County Down, BT67 0RF |
| GOWER, Geoffrey James RESIGNED | Director | 23 Nov 1999 | 09 Oct 2001 | England | December 1955 | 27, High Street, Croxton, St Neots, Cambridgeshire, PE19 6SK, United Kingdom |
| GRANT, Alexander RESIGNED | Director | 01 Jan 1999 | 06 Aug 1999 | | February 1955 | 6 Park Avenue, Hove, East Sussex, BN3 5RF |
| GREEN, Michael Robert RESIGNED | Director | 28 Sep 1994 | 01 Feb 1996 | | January 1956 | 35 Court Meadow, Rothersfield, Crowborough, East Sussex, TN6 3LQ |
| GREWAL, Jagdeep RESIGNED | Director | 19 Oct 2006 | 28 Jan 2009 | | May 1969 | 15 Braycourt Avenue, Walton On Thames, Surrey, KT12 2AZ |
| HORNE, David Norman RESIGNED | Director | 04 Nov 2010 | 17 Oct 2012 | England | March 1949 | 1 Queen Anne's Gate, London, SW1H 9BT |
| LUKER, Malcolm Anthony RESIGNED | Director | 01 Mar 1998 | 06 Aug 1999 | | February 1955 | 52 Park Road, East Molesey, Surrey, KT8 9LE |
| MABB, Robin Geoffrey, Senior Sales Maunger Diagnostic Systems RESIGNED | Director | 24 Sep 1992 | 31 Dec 1997 | | January 1956 | Nomad Off Jackson Drive, Kenninton, Oxford, Oxfordshire, OX1 5LL |
| MADDEN, Christopher John Frank RESIGNED | Director | 05 Feb 1993 | 30 Apr 1999 | | April 1939 | Tall Trees, Chipstead Lane Chipstead, Sevenoaks, Kent, TN13 2RF |
| MENZIES, John Joseph RESIGNED | Director | 09 Oct 2001 | 10 Dec 2003 | | July 1955 | 10 Mercers Meadow, Wendover, Buckinghamshire, HP22 6RU |
| MILL, Patrick James RESIGNED | Director | 07 Feb 1992 | 24 Sep 1992 | | January 1933 | Gwelo The Drove, Down Street Dummer, Basingstoke, Hampshire, RG25 2AD |
| PATERSON, Andrew John RESIGNED | Director | 24 Sep 1992 | 07 May 1993 | | September 1952 | 15 William Moulder Court, Cheshire, Berks, HP5 2EX |
| POWELL, Ruth Caroline RESIGNED | Director | 01 Jun 2014 | 08 Dec 2016 | England | September 1963 | 299, Oxford Street, (5th Floor), London, W1C 2DZ, England |
| RICHARDS, Simon John, Dr RESIGNED | Director | 08 Dec 2016 | 12 Apr 2019 | Scotland | November 1962 | 9, Gardens Road, Newburgh, Cupar, KY14 6BZ, Scotland |
| STENLAKE, Darren Charles RESIGNED | Director | 02 Sep 2019 | 24 Mar 2022 | England | July 1970 | 299, Oxford Street, (5th Floor), London, W1C 2DZ, England |
| TUCKER, Helen Louise RESIGNED | Director | 24 Mar 2022 | 05 Dec 2025 | England | February 1963 | 299, Oxford Street, (5th Floor), London, W1C 2DZ, England |
| WATSON, Jeffrey RESIGNED | Director | 23 Jan 2009 | 04 Nov 2010 | England | December 1961 | 6, Sycamore Close, Buckingham, Buckinghamshire, MK18 7JL, England |
| WEINBERGER, Paul RESIGNED | Director | 10 Feb 2005 | 19 Oct 2006 | | August 1969 | 11 Passmore Street, London, SW1W 8HR |
| WILLIAMS, Doris-Ann RESIGNED | Director | 01 Oct 2001 | 31 Jul 2023 | England | September 1959 | 6, Clay Close, Flackwell Heath, High Wycombe, Buckinghamshire, HP10 9BG, United Kingdom |
| WOODFORD, Peter RESIGNED | Director | 24 Sep 1992 | 18 Feb 1994 | | August 1948 | Ash Tree Cottage, Rodmell, Lewes, Sussex, BN7 3HF |
| ZAJICEK, George Thomas RESIGNED | Director | 07 Feb 1992 | 31 Dec 1996 | Scotland | June 1949 | Blebo Lodge, Pitscottie, Cupar, Fife, KY15 5TX |
| COMBINED NOMINEES LIMITED RESIGNED | Nominee Director | 10 Feb 1992 | 07 Feb 1992 | | | Victoria House, 64 Paul Street, London, EC2A 4NA |
| COMBINED SECRETARIAL SERVICES LIMITED RESIGNED | Nominee Director | 10 Feb 1992 | 07 Feb 1992 | | | Victoria House, 64 Paul Street, London, EC2A 4NG |