| Clare Elizabeth Davage | Director | 16 Jun 2011 | 20 Dec 2011 | British | 56 years |
| Denise Patricia Cockrem | Director | 5 Dec 2008 | 16 Jun 2011 | British | 64 years |
| Elinor Sarah Bell | Director | 14 Nov 2014 | 31 Oct 2017 | British | 57 years |
| Ian Adam Craston | Director | 5 Dec 2008 | 16 Jun 2011 | British | 60 years |
| Ian David Hutchinson | Director | 2 Apr 2004 | 28 Sept 2004 | British | 72 years |
| Ian Warner | Director | 23 May 2000 | 21 Jun 2000 | British | 51 years |
| Ian Warner | Secretary | 23 May 2000 | 21 Jun 2000 | British | - |
| Instant Companies Limited | Corporate Nominee Director | 23 May 2000 | 23 May 2000 | United Kingdom | - |
| Jacqueline Elizabeth Fox | Secretary | 3 Jul 2002 | 9 Dec 2005 | British | - |
| Jan Victor Miller | Director | 21 Jun 2000 | 28 Sept 2004 | British | 75 years |
| Jason Leslie Wright | Secretary | 15 Sept 2000 | 20 Oct 2000 | British | - |
| John Hilton Berg | Secretary | 21 Jun 2000 | 15 Sept 2000 | British | - |
| John Michael Mills | Director | 16 Jun 2011 | 14 Nov 2014 | British | 62 years |
| Julian Christopher Hance | Director | 21 Jun 2000 | 2 Apr 2004 | British | 71 years |
| Kathryn Anna Baily | Director | 16 Jun 2011 | 13 Jun 2012 | British | 48 years |
| Michael Harris | Director | 5 Dec 2008 | 16 Jun 2011 | British | 61 years |
| Non-destructive Testers Limited | Corporate Director | 28 Jun 2012 | 29 Sept 2017 | United Kingdom | - |
| Non-destructive Testers Limited | Corporate Director | 2 Apr 2004 | 16 Dec 2008 | United Kingdom | - |
| Paul Lewis Miles | Director | 5 Dec 2008 | 30 Jun 2010 | British | - |
| Robert John Clayton | Director | 5 Dec 2008 | 16 Jun 2011 | British | 56 years |
| Roysun Limited | Corporate Director | 27 Jul 2004 | 16 Dec 2008 | United Kingdom | - |
| Stuart Julian Degg | Director | 21 Jun 2000 | 30 Jun 2002 | British | 58 years |
| Swift Incorporations Limited | Corporate Nominee Secretary | 23 May 2000 | 23 May 2000 | United Kingdom | - |
| Thomas Andrew Simpson | Director | 23 May 2000 | 21 Jun 2000 | British | 52 years |
| Thomas Arthur Hayes | Director | 21 Jun 2000 | 29 Jun 2001 | British | 83 years |
| Vanessa Jones | Secretary | 20 Oct 2000 | 26 Apr 2002 | British | - |