| Adam Elliott | Director | 31 Dec 2013 | 24 Apr 2014 | British | 61 years |
| Adrian Robert Dishington | Director | 22 Apr 2014 | 1 Aug 2018 | British | 54 years |
| Aidan Ruthven | Director | 25 Aug 1996 | 8 Feb 2007 | British | 50 years |
| Alan Alexander Duff | Director | 8 Feb 2007 | 31 Dec 2013 | British | 59 years |
| Angelo Piccirillo | Director | 1 Sept 2018 | 23 May 2025 | Italian | 51 years |
| Chris Steven Verros | Director | 2 Sept 2014 | 10 May 2018 | American | 68 years |
| Christopher John Bray | Director | 27 Dec 2017 | 17 Dec 2021 | British | 55 years |
| Christopher Peter Robinson | Secretary | 8 Feb 2007 | 31 Dec 2013 | British | - |
| Desmond Gerard Hague | Director | 31 Dec 2013 | 2 Sept 2014 | American | 59 years |
| Hadi K. Monavar | Director | 31 Dec 2013 | 10 May 2018 | American | 62 years |
| Helen Elizabeth Ruthven | Director | 24 Sept 1990 | 8 Feb 2007 | British | 78 years |
| Helen Elizabeth Ruthven | Secretary | 24 Sept 1990 | 8 Feb 2007 | British | - |
| Ian D'annunzio Green | Director | 31 Dec 2013 | 29 Apr 2015 | British | 60 years |
| Ian Ruthven | Director | 24 Sept 1990 | 1 Aug 1996 | British | 78 years |
| Jordans (scotland) Limited | Corporate Nominee Director | 12 Jul 1990 | 24 Sept 1990 | United Kingdom | - |
| Keith Baxter Willson King | Director | 31 Dec 2013 | 27 Dec 2017 | American | 60 years |
| Keith Baxter Willson King | Secretary | 31 Dec 2013 | 27 Dec 2017 | - | - |
| Laurent Paul Joseph Arnaudo | Director | 27 Dec 2017 | 1 Nov 2019 | French | 59 years |
| Oswalds Of Edinburgh Limited | Corporate Nominee Secretary | 12 Jul 1990 | 24 Sept 1990 | United Kingdom | - |
| Phillip Francis Logan Hills | Secretary | 2 Nov 1990 | 13 Jun 1991 | British | - |
| Robert Stern | Director | 27 Dec 2017 | 31 Aug 2018 | American | 68 years |
| Sean Michael Haley | Director | 27 Dec 2017 | 31 Dec 2024 | British | 56 years |