| Allan Mackinnon Caldwell | Director | 7 Oct 2011 | 6 Dec 2013 | British | 67 years |
| Burnett & Company | Corporate Secretary | 25 Jun 2007 | 24 Feb 2015 | United Kingdom | - |
| Frances Teresa Rus | Director | 24 May 2007 | 24 Jul 2024 | Irish | 63 years |
| Gary John Mitchell | Director | 6 Dec 2013 | 31 Jan 2015 | British | 66 years |
| Heather Margaret Blair | Secretary | 24 Feb 2015 | 11 Aug 2015 | - | - |
| Macroberts - (firm) | Corporate Nominee Secretary | 26 Mar 2007 | 25 Jun 2007 | - | - |
| Macroberts Corporate Services Limited | Corporate Nominee Director | 26 Mar 2007 | 24 May 2007 | United Kingdom | - |
| Maria Jane Gilmour | Director | 4 Jul 2007 | 29 Feb 2012 | British | 62 years |
| Maria Josephine Mcallister | Director | 16 Mar 2018 | 4 Jun 2020 | Irish | 38 years |
| Patrick Graham | Director | 6 Dec 2013 | 19 Mar 2018 | Northern Irish | 47 years |
| Richard Gilliland | Director | 4 Jul 2007 | 6 Feb 2015 | British | 68 years |
| Robert Alexander Black | Director | 27 Mar 2008 | 20 Aug 2012 | British | 74 years |
| Robert Brannan | Director | 6 Dec 2013 | 19 Mar 2018 | British | 70 years |
| Ross Andrew Gordon Mclellan | Director | 18 Dec 2019 | 30 Jun 2023 | British | 49 years |
