| Abigail Jane Dunning | Director | 11 Nov 2021 | 15 Feb 2022 | British | 51 years |
| Andrew James Gray Thomson | Director | 1 Jan 2007 | 19 Mar 2014 | British | 59 years |
| Andrew John Berger-north | Director | 8 Oct 2008 | 7 Aug 2020 | British | 65 years |
| David John Atkins | Director | 11 Oct 2006 | 1 Oct 2009 | British | 60 years |
| David Winston Chick | Director | 25 Sept 2003 | 1 Feb 2006 | British | 85 years |
| John Andrew Bywater | Director | 11 Oct 2006 | 31 Mar 2007 | British | 79 years |
| Jonathan Michael Emery | Director | 1 Jan 2007 | 8 Oct 2008 | - | 60 years |
| Lawrence Francis Hutchings | Director | 8 Oct 2008 | 28 Sept 2012 | British | 60 years |
| Mark Richard Bourgeois | Director | 30 Apr 2019 | 11 Nov 2021 | British | 58 years |
| Martin Clive Jepson | Director | 8 Oct 2008 | 31 Jul 2011 | British | 64 years |
| Nicholas Alan Scott Hardie | Director | 11 Oct 2006 | 14 Oct 2011 | British | 71 years |
| Nicholas Brian Treseder Alford | Director | 1 Feb 2006 | 11 Aug 2006 | British | 62 years |
| Paul Justin Denby | Director | 9 Sept 2020 | 28 Apr 2023 | British | 55 years |
| Peter William Beaumont Cole | Director | 11 Oct 2006 | 30 Apr 2019 | British | 67 years |
| Robert James Davis | Secretary | 26 Sept 2003 | 1 Feb 2006 | - | - |
| Robert James Davis | Director | 26 Sept 2003 | 1 Feb 2006 | Northern Irish | 78 years |
| Sarcon Compliance Limited | Corporate Secretary | 1 Feb 2006 | 11 Aug 2006 | United Kingdom | - |
| Stuart John Haydon | Secretary | 11 Oct 2006 | 22 Sept 2011 | British | - |
| Thomas Cochrane | Director | 7 Aug 2020 | 19 May 2021 | British | 44 years |
| Timothy Paul Walton | Director | 1 Feb 2006 | 11 Aug 2006 | British | 65 years |
