| Andrew James Gray Thomson | Director | 1 Jan 2007 | 21 Feb 2008 | British | 59 years |
| David John Atkins | Director | 1 Jan 2005 | 21 Feb 2008 | British | 60 years |
| E P S Secretaries Limited | Corporate Nominee Secretary | 9 Dec 1996 | 20 Feb 1997 | - | - |
| Hans Rainer Vogt | Director | 20 Feb 1997 | 31 Dec 1997 | British | 83 years |
| James Alan Lenton | Director | 30 Oct 2019 | 26 Apr 2021 | British | 51 years |
| James Douglas Aitchison | Director | 1 Oct 1999 | 14 Oct 2011 | British | 65 years |
| Jonathan Michael Emery | Director | 1 Jan 2007 | 21 Feb 2008 | British | 60 years |
| Mikjon Limited | Corporate Nominee Director | 9 Dec 1996 | 20 Feb 1997 | United Kingdom | - |
| Nicholas Alan Scott Hardie | Director | 31 Dec 1997 | 11 Jun 2001 | British | 71 years |
| Nicholas Timon Drakesmith | Secretary | 30 Jun 2011 | 1 Feb 2012 | - | - |
| Nicholas Timon Drakesmith | Director | 30 Jun 2011 | 1 Oct 2019 | British | 61 years |
| Paul Justin Denby | Director | 26 Apr 2021 | 28 Apr 2023 | British | 55 years |
| Robert Parkinson | Director | 23 Oct 2001 | 21 Feb 2008 | British | 61 years |
| Simon Richard Melliss | Director | 20 Feb 1997 | 30 Jun 2011 | British | 74 years |
| Simon Richard Melliss | Secretary | 20 Feb 1997 | 30 Jun 2011 | British | - |
| Warren Stuart Austin | Director | 8 Oct 2008 | 25 Apr 2014 | British | 60 years |