| FURSTENBERG, Holger Christian Wilhelm ACTIVE | Director | 01 Jul 2015 | | Netherlands | September 1965 | The Apex, 2 Sheriffs Orchard, Coventry, CV1 3PP, England |
| STOTHERS, Walter Wilson ACTIVE | Director | 07 Oct 2017 | | Canada | October 1966 | The Apex, 2 Sheriffs Orchard, Coventry, CV1 3PP, England |
| BOTTOMLEY, John Michael RESIGNED | Secretary | 07 Apr 2000 | 22 Aug 2003 | | | The Beeches, Church Road, Fleet, Hampshire, GU51 4LY |
| CROSKERY, Colm RESIGNED | Secretary | 10 Jan 2011 | 05 Mar 2012 | | | Lumonics House, Valley Drive, Swift Valley, Rugby, Warwickshire, CV21 1TQ |
| EARLEY JR, Robert Eugene RESIGNED | Secretary | 31 Mar 2016 | 26 Oct 2016 | | | Lumonics House, Valley Drive, Swift Valley, Rugby, Warwickshire, CV21 1TQ |
| GREEN, Julie Carol RESIGNED | Secretary | 16 Nov 2010 | 10 Jan 2011 | | | 87, Queensway, Burton Latimer, Kettering, Northamptonshire, NN15 5QH, United Kingdom |
| HARRISON, Phil Baldwin RESIGNED | Secretary | 30 May 2008 | 16 Nov 2010 | | | 44 Crescent Road, Lutterworth, Leicestershire, LE17 4NR |
| HUGHES, Mark Leonard William RESIGNED | Secretary | 05 Mar 2012 | 31 Jul 2014 | | | Honahlee, Luddington, Stratford-Upon-Avon, Warwickshire, CV37 9SJ, United Kingdom |
| KUNZ, Colin James RESIGNED | Secretary | 01 May 2007 | 30 May 2008 | | | 2 Nobold Court Gold Street, Clipston, Market Harborough, Leicestershire, LE16 9RR |
| MIDDIS, Kevin John RESIGNED | Secretary | 31 Oct 2006 | 01 May 2007 | | | Silverdale, Old Forge Gardens, Hartlebury, Worcestershire, DY11 7TA |
| STIMPSON, Jeremy Guy RESIGNED | Secretary | 31 Jul 2014 | 31 Mar 2016 | | | Lumonics House, Valley Drive, Swift Valley, Rugby, Warwickshire, CV21 1TQ |
| STOKES, Reeta RESIGNED | Secretary | 12 Nov 2003 | 31 Oct 2006 | | | 20 Charnwood Close, Lichfield, Staffordshire, WS13 6BU |
| CARGIL MANAGEMENT SERVICES LIMITED RESIGNED | Nominee Secretary | 07 Apr 2000 | 07 Apr 2000 | | | 22 Melton Street, Euston Square, London, NW1 2BW |
| EARLEY, Robert Eugene RESIGNED | Director | 12 Nov 2015 | 26 Oct 2016 | United States | February 1961 | Lumonics House, Valley Drive, Swift Valley, Rugby, Warwickshire, CV21 1TQ |
| ELLACOTT, Brian Robert RESIGNED | Director | 12 Feb 2014 | 03 Oct 2017 | Canada | March 1957 | 135, Lawrence Drive, Mississauga, Ontario L5g 4v2, Canada |
| EMBERTON, Mark RESIGNED | Director | 07 Apr 2000 | 12 Feb 2014 | England | October 1960 | 2 Plympton Road, London, NW6 7EG |
| HUGHES, Mark Leonard William RESIGNED | Director | 05 Mar 2012 | 31 Jul 2014 | England | August 1955 | Honahlee, Luddington, Stratford-Upon-Avon, Warwickshire, CV37 9SJ, United Kingdom |
| KARIM, Omer Mahmoud Abdel, Mr. RESIGNED | Director | 07 Apr 2000 | 12 Feb 2014 | United Kingdom | September 1958 | Southwood Lodge, Upper Bolney Road, Harpsden, Henley On Thames, Oxfordshire, RG9 4AG |
| ORCZY, Alice RESIGNED | Director | 12 Feb 2014 | 07 Jul 2014 | Canada | May 1966 | 14171, Argyll Road, Georgetown, Ontario L7g 5t9, Canada |
| RZEPKA, Anthony RESIGNED | Director | 07 Jul 2014 | 30 Oct 2015 | Canada | May 1964 | Lumonics House, Valley Drive, Swift Valley, Rugby, Warwickshire, CV21 1TQ |
| SMITH, David Richard RESIGNED | Director | 19 Oct 2001 | 31 Jul 2002 | | December 1940 | 31 The Fairways, Leamington Spa, Warwickshire, CV32 6PS |
| STIMPSON, Jeremy Guy RESIGNED | Director | 12 May 2014 | 31 Mar 2016 | England | November 1962 | Lumonics House, Valley Drive, Swift Valley, Rugby, Warwickshire, CV21 1TQ |
| STIMPSON, Philip George RESIGNED | Director | 09 Jan 2001 | 12 Feb 2014 | United Kingdom | May 1941 | Grange Lodge, Naseby Road, Welford, Northampton, Northamptonshire, NN6 6HZ |
| THOMAS, Brian David RESIGNED | Director | 19 Oct 2001 | 31 Oct 2002 | England | October 1961 | 3 Glasshouse Lane, Kenilworth, Warwickshire, CV8 2AH |
| LEA YEAT LIMITED RESIGNED | Nominee Director | 07 Apr 2000 | 07 Apr 2000 | | | 22 Melton Street, Euston Square, London, NW1 2BW |