| BUTTERFIELD, Richard Howard ACTIVE | Director | 28 Jun 2013 | | England | August 1960 | The Chancery, 58 Spring Gardens, Manchester, M2 1EW |
| WOODINGS, Victoria Jessica ACTIVE | Director | 05 Nov 2013 | | England | December 1983 | The Chancery, 58 Spring Gardens, Manchester, M2 1EW |
| FOX, Andrew Richard RESIGNED | Secretary | 01 Nov 2005 | 07 Jun 2013 | | | 5 Chestnut Close, Broughton Astley, Leicestershire, LE9 6UB |
| LAWRENCE, Julie Margaret RESIGNED | Secretary | 01 Jan 1995 | 29 Jul 2005 | | | 94 Brooklands Road, Cosby, Leicestershire, LE9 1SD |
| PITT, David Richard RESIGNED | Secretary | 05 Nov 2013 | 09 Sep 2018 | | | C/O Principle Systems Limited, Tandem Industrial Estate, Waterloo, Huddersfield, West Yorkshire, HD5 0AN, England |
| RUDIN, Susan Judy RESIGNED | Secretary | | 31 Dec 1994 | | | 5 Goshawk Close, Broughton Astley, Leicester, Leicestershire, LE9 6RW |
| DEUSCHLE, Mark John RESIGNED | Director | 05 Nov 2013 | 17 Aug 2015 | United States | June 1959 | C/O Principle Systems Limited, Tandem Industrial Estate, Waterloo, Huddersfield, West Yorkshire, HD5 0AN, England |
| DOWELL, Kevin Stanley RESIGNED | Director | 01 May 2013 | 07 Jun 2013 | United Kingdom | February 1960 | 15, The Stables, Burbage, Hinckley, Leicestershire, LE10 2GS, England |
| FOX, Andrew Richard RESIGNED | Director | 01 Apr 2001 | 07 Jun 2013 | England | March 1968 | 5 Chestnut Close, Broughton Astley, Leicestershire, LE9 6UB |
| HOUCHEN, Steven Clifford RESIGNED | Director | 07 Jun 2013 | 31 Jan 2017 | England | May 1963 | C/O Principle Systems Limited, Tandem Industrial Estate, Waterloo, Huddersfield, West Yorkshire, HD5 0AN, England |
| HOUCHEN, Steven Clifford RESIGNED | Director | | 28 Feb 2013 | England | May 1963 | 11, De Montfort Road, Hinckley, Leicestershire, LE10 1LQ |
| PARRY-EVANS, Patrick John RESIGNED | Director | | 31 Oct 1993 | United Kingdom | April 1956 | 15 Rushton Close, Balsall Common, Coventry, West Midlands, CV7 7PA |
| PITT, David Richard RESIGNED | Director | 05 Nov 2013 | 17 Aug 2015 | United Kingdom | February 1964 | C/O Principle Systems Limited, Tandem Industrial Estate, Waterloo, Huddersfield, West Yorkshire, HD5 0AN, England |
| SHEEN, Stephen Mark RESIGNED | Director | 01 Apr 2001 | 07 Jun 2013 | England | August 1964 | 6 Trefoil Close, Broughton Astley, Leicestershire, LE9 6YZ |
| SHILLING, Paul RESIGNED | Director | 05 Nov 2013 | 14 Aug 2015 | England | August 1972 | C/O Principle Systems Limited, Tandem Industrial Estate, Waterloo, Huddersfield, West Yorkshire, HD5 0AN, England |
| SHORT, Graham Henry RESIGNED | Director | 01 Dec 2006 | 07 Jun 2013 | England | November 1959 | 59 Earl Street, Earl Shilton, Leicestershire, LE9 7AR |
| WRIGHT, Nicholas Andrew, Mr. RESIGNED | Director | 18 Jan 2016 | 16 Nov 2018 | England | January 1970 | C/O Principle Systems Limited, Tandem Industrial Estate, Waterloo, Huddersfield, West Yorkshire, HD5 0AN |