| Brian Jefferson Tear | Director | 30 Sept 2011 | 12 Jun 2012 | British | 58 years |
| Carl Goulton | Director | 11 Dec 2008 | 1 Feb 2010 | British | 54 years |
| Donald Leiper | Director | 11 Dec 2008 | 28 Jan 2016 | British | 62 years |
| E.on Uk Secretaries Limited | Corporate Secretary | 11 Sept 2012 | 22 Aug 2016 | United Kingdom | - |
| Fiona Scott Stark | Director | 28 Jan 2016 | 31 Dec 2016 | British | 64 years |
| Gregory Macgill Dunn | Secretary | 11 Dec 2008 | 24 May 2011 | British | - |
| Hbjgw Incorporations Limited | Corporate Director | 3 Dec 2008 | 11 Dec 2008 | - | - |
| Hbjgw Secretarial Support Limited | Corporate Secretary | 3 Dec 2008 | 11 Dec 2008 | - | - |
| James William Jones | Secretary | 24 May 2011 | 31 Aug 2012 | - | - |
| Martin Hoehler | Director | 1 Feb 2010 | 23 Feb 2011 | German | 56 years |
| Michael James Ward | Director | 3 Dec 2008 | 11 Dec 2008 | British | 67 years |
| Michael Lindsay Thomas | Director | 24 May 2011 | 30 Sept 2011 | Australian | 56 years |
| René Matthies | Director | 2 Jul 2012 | 31 May 2016 | German | 56 years |