| Andrew Christopher Bolter | Director | 3 Sept 2012 | 4 Apr 2014 | British | 56 years |
| Christopher Gordon Reynolds | Director | 17 Jan 2008 | 18 May 2009 | British | 73 years |
| Clifford Ogden | Director | 21 Jul 2000 | 16 May 2005 | British | 74 years |
| David Anthony Grady | Director | 18 May 2009 | 11 Jun 2010 | British | 57 years |
| Filbuk (secretaries) Limited | Corporate Nominee Secretary | 19 Aug 1998 | 21 Jan 1999 | United Kingdom | - |
| Filbuk Nominees Limited | Corporate Nominee Director | 19 Aug 1998 | 21 Jan 1999 | United Kingdom | - |
| Fiona Puleston Penhallurick | Director | 4 Apr 2014 | 15 Mar 2016 | British | 59 years |
| Helen Douglas | Secretary | 21 Jul 2000 | 16 May 2005 | British | - |
| Ian Sharpe | Director | 25 May 1999 | 21 Jul 2000 | British | 73 years |
| James Richard Stirk | Director | 11 Jun 2010 | 14 Dec 2012 | British | 67 years |
| James Richard Stirk | Secretary | 20 Jan 1999 | 25 May 1999 | British | - |
| John William Harold | Director | 25 May 1999 | 16 May 2005 | British | 83 years |
| Michael John Choules | Director | 12 Sept 2014 | 9 Apr 2021 | British | 66 years |
| Nicholas Henry Aldous Wood | Director | 21 Jul 2000 | 31 Mar 2005 | British | 75 years |
| Richard John Wood | Director | 9 Apr 2021 | 30 Sept 2022 | British | 54 years |
| Tarmac Nominees Limited | Corporate Director | 16 May 2005 | 31 Aug 2016 | United Kingdom | - |
| Tarmac Nominees Two Limited | Corporate Director | 16 May 2005 | 31 Aug 2016 | United Kingdom | - |
| Tarmac Nominees Two Limited | Corporate Secretary | 16 May 2005 | 31 Aug 2016 | United Kingdom | - |
| Timothy Charles Jackson | Director | 20 Jan 1999 | 21 Jul 2000 | British | 74 years |
| Timothy Charles Jackson | Secretary | 25 May 1999 | 21 Jul 2000 | British | - |
| Wilson Dyet Brown | Director | 25 May 1999 | 16 May 2005 | British | 79 years |