| Clive Andrew Riding | Director | 24 Feb 2005 | 2 Apr 2007 | British | 73 years |
| David Andrew Mccrory | Director | 2 Apr 2007 | 31 May 2007 | British | 55 years |
| David James Kirkwood | Director | 14 Mar 2001 | 17 May 2002 | British | 69 years |
| David James Kirkwood | Secretary | 22 Mar 2001 | 28 Feb 2002 | British | - |
| Duncan William Sutherland | Director | 13 Mar 2001 | 30 Jun 2024 | British | 75 years |
| Graeme Ronald Rae Hogg | Director | 14 Mar 2001 | 10 Sept 2019 | British | 61 years |
| Graeme Ronald Rae Hogg | Secretary | 28 Feb 2002 | 12 Aug 2011 | British | - |
| Gregor Euan Alexander Clark | Director | 12 Aug 2011 | 28 Jun 2013 | British | 57 years |
| John Hamilton | Director | 12 Aug 2011 | 29 Sept 2014 | British | 68 years |
| Malcolm Douglas Briselden | Secretary | 1 Jun 2012 | 28 Jul 2023 | - | - |
| Matthew John Townson | Director | 19 Nov 2019 | 10 Jun 2022 | British | 56 years |
| Md Directors Limited | Corporate Nominee Director | 5 Jun 2000 | 13 Mar 2001 | United Kingdom | - |
| Md Secretaries Limited | Corporate Nominee Secretary | 5 Jun 2000 | 22 Mar 2001 | United Kingdom | - |
| Michael Whitecross Scott | Director | 10 Sept 2019 | 8 Oct 2019 | British | 53 years |
| Paul Richmond Davidson | Director | 31 May 2007 | 12 Aug 2011 | British | 61 years |
| Peter Kenneth Young | Director | 3 Oct 2011 | 17 May 2018 | British | 62 years |
| Richard Graham Thomas | Director | 1 May 2003 | 24 Feb 2005 | British | 72 years |
| Sharon Seales | Director | 31 May 2007 | 12 Aug 2011 | British | 50 years |
| Stuart David Glass | Secretary | 12 Aug 2011 | 1 Jun 2012 | British | - |
| Timothy Paul Walton | Director | 21 Dec 2007 | 22 Jun 2011 | British | 65 years |
| William Clive Ohara | Director | 1 May 2003 | 31 May 2007 | British | 74 years |