| GRUMMETT, Mark Elliott ACTIVE | Secretary | 26 Nov 2008 | | | | 21 Lowther Drive, Garforth, Leeds, West Yorkshire, LS25 1EW |
| LARSEN, Michael Meyer ACTIVE | Director | 01 Nov 2010 | | United States | January 1969 | 1800, Gardner Expressway, Quincy, Il 62305, Usa |
| WALTERS, Brent Andrew ACTIVE | Director | 02 Sep 2009 | | United States | August 1964 | 1800, Gardner Expressway, Quincy, Illinois, 62305, United States |
| COLES, Richard Paul Atwell RESIGNED | Secretary | | 23 Feb 2000 | | | 30 Devereux Road, Windsor, Berkshire, SL4 1JJ |
| SAUNDERS, Richard Meirion RESIGNED | Secretary | 04 Jul 2002 | 26 Nov 2008 | | | 11 Ferndale Close, Stokenchurch, High Wycombe, Buckinghamshire, HP14 3NT |
| INVENSYS SECRETARIES LIMITED RESIGNED | Secretary | 23 Feb 2000 | 04 Jul 2002 | | | Invensys House, Carlisle Place, London, SW1P 1BX |
| BAYS, James Claude RESIGNED | Director | 28 Apr 2000 | 30 Mar 2001 | | July 1949 | 28 Elmstone Road, Fulham, London, SW6 5TN |
| CLAYTON, John Reginald William RESIGNED | Director | 09 Feb 2001 | 04 Jul 2002 | England | December 1950 | Matley House, Grange Lane, Little Dunmow, Great Dunmow, Essex, CM6 3HY |
| COCHRANE, Adam Craven RESIGNED | Director | 01 May 2001 | 04 Jul 2002 | | July 1957 | 41 Highfield Drive, Uxbridge, Middlesex, UB10 8AW |
| COLES, Richard Paul Atwell RESIGNED | Director | | 04 Jul 2002 | | November 1942 | 30 Devereux Road, Windsor, Berkshire, SL4 1JJ |
| CORNELL, Helen Wright RESIGNED | Director | 26 Nov 2008 | 01 Nov 2010 | United States | December 1958 | 205 South 16th Street, Quincy, Illinois 62301, Usa |
| COX, Philip Gotsall RESIGNED | Director | 31 Dec 1998 | 28 Apr 2000 | England | September 1951 | Thatch Cottage, Collinswood Road, Farnham Common, Berkshire, SL2 3LH |
| DUTNALL, Robert James RESIGNED | Director | 04 Jul 2002 | 31 Mar 2005 | United Kingdom | August 1952 | 32 Hartland Road, Epping, Essex, CM16 4PE |
| KEEGAN, Nicholas Francis RESIGNED | Director | 26 Jan 2005 | 26 Nov 2008 | England | September 1955 | Alderminster Lodge, Alderminster, Stratford-Upon-Avon, Warwickshire, CV37 8NY |
| MANN, Roger RESIGNED | Director | | 31 Dec 1998 | | June 1939 | 13 Beverley Close, Lingwood, Camberley, Surrey, GU15 1HF |
| PYBUS, William Michael RESIGNED | Director | | 31 May 1994 | | May 1923 | Higher Shilstone, Throwleigh, Okehampton, Devon, EX20 2HX |
| SANDERS, Nicholas Ian Burgess RESIGNED | Director | 04 Jul 2002 | 26 Nov 2008 | Uk | May 1961 | 26 Hardwick Road, Little Aston, Sutton Coldfield, Staffordshire, B74 3BX |
| SAUNDERS, Richard Meirion RESIGNED | Director | 04 Jul 2002 | 26 Nov 2008 | | July 1971 | 11 Ferndale Close, Stokenchurch, High Wycombe, Buckinghamshire, HP14 3NT |
| SPENCER, Rachel Louise RESIGNED | Director | 28 Apr 2000 | 04 Jul 2002 | United Kingdom | February 1966 | The Cottage, Amy Lane, Chesham, Buckinghamshire, HP5 1NB |
| STEELE, Jeremy RESIGNED | Director | 26 Nov 2008 | 02 Sep 2009 | | May 1972 | 1528, Breckenridge Drive, Quincy, Illinois, 62305, Usa |
| STEPHENS, Edwin Barrie RESIGNED | Director | | 01 Jan 1994 | | January 1928 | Wedgewood Dukes Covert, Bagshot, Surrey, GU19 5HU |
| THOM, James Demmink RESIGNED | Director | 28 Apr 2000 | 09 Feb 2001 | | July 1946 | Tollgate Cottage, Turners Hill Road, Crawley Down, West Sussex, RH10 4HG |