| COPPS, Andrew Joseph ACTIVE | Director | 22 Jan 2025 | | United States | June 1972 | W129 N10825, Washington Drive, Germantown, Wisconsin 53022, United States |
| DUFRESNE, Steven Michael ACTIVE | Director | 22 Jan 2025 | | Germany | July 1970 | 31, Athena Avenue, Elgin Industrial Estate, Swindon, SN2 8EJ |
| SCHLEIFER, Nathan August ACTIVE | Director | 22 Jan 2025 | | United States | January 1975 | W129 N10825, Washington Drive, Germantown, Wisconsin 53022, United States |
| FOGERTY, Desmond Peter RESIGNED | Secretary | 21 Jul 1999 | 22 Sep 2000 | | | 7 Windflower Road, Haydon Wick, Swindon, Wiltshire, SN25 1QS |
| GILLAN, Crawford Wilson RESIGNED | Secretary | 22 Oct 2013 | 16 Feb 2015 | | | Robnor Resins, Hunts Rise, South Marston Park, Swindon, Wiltshire, SN3 4TE |
| HAWLEY, Frederick William RESIGNED | Secretary | 06 Dec 2001 | 22 Oct 2013 | | | 3 Booth Road, Altrincham, Cheshire, WA14 4AX |
| HEMPLEMAN-ADAMS, Claire RESIGNED | Secretary | 26 Mar 1993 | 03 Sep 1995 | | | Showell Cottage, Lacock, Chippenham, Wiltshire, SN15 2NU |
| HEMPLEMAN-ADAMS, David Kim RESIGNED | Secretary | | 26 Mar 1993 | | | Showell Cottage, Lacock, Chippenham, Wilts, SN15 2NU |
| MASON, Joanna RESIGNED | Secretary | 22 Sep 2000 | 02 Aug 2001 | | | 36 Wood Lane, Caterham, Surrey, CR3 5RT |
| MASON, Madeleine RESIGNED | Secretary | 02 Aug 2001 | 06 Dec 2001 | | | 5 Ridley Road, Warlingham, Surrey, CR6 9LR |
| MASON, Madeleine RESIGNED | Secretary | 03 Sep 1995 | 21 Jul 1999 | | | 5 Ridley Road, Warlingham, Surrey, CR6 9LR |
| COULOMBEAU, Gilles Maire Jean Francois RESIGNED | Director | 06 Dec 2001 | 22 Oct 2013 | United Kingdom | December 1955 | Glebe House, Hawton, Newark, Nottinghamshire, NG24 3RN, United Kingdom |
| GILLAN, Crawford Wilson RESIGNED | Director | 22 Oct 2013 | 16 Feb 2015 | United Kingdom | November 1978 | Robnor Resins, Hunts Rise, South Marston Park, Swindon, Wiltshire, SN3 4TE |
| HAWLEY, Frederick William RESIGNED | Director | 06 Dec 2001 | 22 Oct 2013 | United Kingdom | October 1946 | 3 Booth Road, Altrincham, Cheshire, WA14 4AX |
| HEMPLEMAN, Michael David RESIGNED | Director | | 26 Oct 1992 | | March 1937 | 21 Peregrine Close, Swindon, Wiltshire, SN3 5BJ |
| HEMPLEMAN-ADAMS, David Kim RESIGNED | Director | | 04 Aug 1995 | | October 1956 | Showell Cottage, Lacock, Chippenham, Wilts, SN15 2NU |
| HEMPLEMAN-ADAMS, Mark Nicholas RESIGNED | Director | 26 Mar 1993 | 03 Sep 1995 | | November 1960 | 14 Pickwick, Corsham, Wiltshire, SN13 0HZ |
| HENDERSON, John Rae RESIGNED | Director | 22 Aug 2013 | 22 Jan 2025 | Scotland | February 1950 | 31, Athena Avenue, Elgin Industrial Estate, Swindon, SN2 8EJ, England |
| HOPE, Shaun Horan RESIGNED | Director | 30 Jan 1997 | 28 Sep 1998 | | February 1947 | 27 Rectory Lane, Milton Malsor, Northampton, Northamptonshire, NN7 3AQ |
| LANG, Brian RESIGNED | Director | 30 Apr 2008 | 22 Oct 2013 | England | February 1957 | Meadowsweet Cottage, Dropping Holms, Henfield, West Sussex, BN5 9UU |
| MASON, Barry Frederick RESIGNED | Director | 03 Sep 1995 | 06 Dec 2001 | | October 1936 | 5 Ridley Road, Warlingham, Surrey, CR6 9LR |
| MASON, Joanna RESIGNED | Director | 30 Jan 1997 | 02 Aug 2001 | | December 1967 | 59b, Outram Road, Croydon, Surrey, CR0 6XG |
| SMITH, Norman Alfred RESIGNED | Director | 26 Mar 1993 | 01 Sep 1995 | | April 1924 | 20 Godrer Mynydd, Gwernymynydd, Mold, Clwyd, CH7 4AD |
| SPOUNCER, David Sidney RESIGNED | Director | 03 Sep 1995 | 18 Feb 1998 | | April 1941 | Little Windrush, 133 Saunders Lane Mayford, Woking, Surrey, GU22 0NT |
| WALTON, Michael Edward D'Arcy RESIGNED | Director | 05 Jul 2006 | 29 Apr 2008 | England | November 1943 | 39 Frewin Road, London, SW18 3LR |
| WARREN, Drew Victor RESIGNED | Director | 01 Oct 2004 | 22 Oct 2013 | United Kingdom | November 1965 | 29, Southernwood Drive, Swindon, SN2 2RN, United Kingdom |
| MASON CORPORATE HOLDINGS LIMITED RESIGNED | Director | 07 Nov 2001 | 06 Dec 2001 | | | Carolyn House, Dingwall Road, Croydon, Surrey, CR0 9XF |