| Anastasios Christakis | Director | 19 Mar 2009 | 5 Mar 2010 | Greek | 53 years |
| Andrew James Gordon | Director | 29 Mar 2001 | 21 Mar 2011 | British | 69 years |
| Biif Corporate Services Limited | Corporate Director | 31 Mar 2009 | 25 Jan 2016 | United Kingdom | - |
| Burness | Corporate Nominee Secretary | 1 Mar 2001 | 14 Feb 2002 | - | - |
| Burness (directors) Limited | Corporate Nominee Director | 1 Mar 2001 | 29 Mar 2001 | United Kingdom | - |
| Colin Warnock Mclellan | Director | 3 Jul 2002 | 22 Jul 2005 | British | 83 years |
| D.w. Company Services Limited | Corporate Secretary | 14 Feb 2002 | 1 Dec 2004 | United Kingdom | - |
| David Andrew Murray Adams | Director | 29 Mar 2001 | 18 Apr 2002 | British | 71 years |
| John Christian Elliot | Director | 3 Jul 2002 | 31 Dec 2008 | British | 74 years |
| John David George Perks | Director | 17 Aug 2005 | 4 Sept 2006 | British | 82 years |
| John Ivor Cavill | Director | 5 Mar 2010 | 7 Sept 2012 | British | 54 years |
| Md Secretaries Limited | Corporate Nominee Secretary | 1 Dec 2004 | 19 Dec 2008 | United Kingdom | - |
| Paul Edward Hilton | Director | 17 Mar 2003 | 22 Jul 2005 | British | 60 years |
| Peter John Sheldrake | Director | 29 Jun 2018 | 31 Jan 2023 | British | 67 years |
| Philip Peter Ashbrook | Director | 25 Jul 2014 | 29 Jun 2018 | British | 66 years |
| Richard David Hoile | Director | 6 Aug 2012 | 25 Jul 2014 | British | 63 years |