| Daniel Russell Fisher | Director | 15 May 2012 | 31 Jul 2014 | American | 66 years |
| Eileen Marie Hughes | Director | 18 Mar 2019 | 30 Sept 2019 | American | 60 years |
| Hackwood Directors Limited | Corporate Nominee Director | 29 Mar 2005 | 21 Jun 2005 | United Kingdom | - |
| Hackwood Secretaries Limited | Corporate Nominee Secretary | 29 Mar 2005 | 21 Jun 2005 | United Kingdom | - |
| Jean-christophe Schroeder | Director | 28 Feb 2008 | 15 May 2012 | French | 57 years |
| Mark Howard Filer | Director | 21 Jun 2005 | 11 Apr 2017 | British | 59 years |
| Mignon Clarke-whelan | Director | 31 Jul 2014 | 1 Oct 2018 | British | 55 years |
| Robert Sutton | Director | 1 Oct 2018 | 18 Mar 2019 | American | 48 years |
| Robin Gregory Baker | Director | 21 Jun 2005 | 28 Feb 2008 | British | 75 years |