| David Morrison Wells | Director | 24 Feb 2004 | 4 Nov 2008 | British | 60 years |
| Deborah Doyle | Director | 19 Dec 2006 | 15 Nov 2011 | British | 60 years |
| Didier Michel Tandy | Director | 21 Dec 2006 | 30 Sept 2010 | British | 67 years |
| Dws Directors Limited | Corporate Nominee Director | 19 Dec 2003 | 24 Feb 2004 | - | - |
| Dws Secretaries Limited | Corporate Nominee Secretary | 19 Dec 2003 | 24 Feb 2004 | - | - |
| James Poskitt | Director | 19 Dec 2006 | 28 Sept 2015 | British | 61 years |
| Peter John Gilman | Director | 21 Dec 2006 | 15 Nov 2011 | British | 87 years |
| Stephen Paul Mcbride | Director | 24 Feb 2004 | 4 Nov 2008 | British | 69 years |
| Teesland Secretarial Services Limited | Corporate Secretary | 24 Feb 2004 | 4 Nov 2008 | - | - |