| Andrew David Dewhirst | Director | 11 Mar 2004 | 6 Jan 2006 | British | 66 years |
| David Leonard Grose | Director | 31 Jan 2008 | 15 May 2017 | British | 50 years |
| David William Burrowes | Director | 6 Jan 2006 | 31 Jan 2008 | British | 61 years |
| Dechert Nominees Limited | Corporate Nominee Director | 24 Oct 2001 | 20 Dec 2001 | - | - |
| Dechert Secretaries Limited | Corporate Nominee Secretary | 24 Oct 2001 | 20 Dec 2001 | - | - |
| Elizabeth Ann Adams | Director | 11 Mar 2004 | 6 Jan 2006 | British | 57 years |
| Emily Ann Mousley | Director | 6 Jan 2006 | 9 Aug 2007 | British | 58 years |
| Emily Ann Mousley | Director | 21 Sept 2010 | 28 Oct 2015 | British | 58 years |
| Gary Allan Mason Russell | Director | 20 Dec 2001 | 11 Mar 2004 | British | 74 years |
| Graham Charles Pierce | Director | 9 Aug 2007 | 6 Aug 2010 | Uk | 52 years |
| Hermes Secretariat Limited | Corporate Secretary | 11 Mar 2004 | 15 May 2017 | United Kingdom | - |
| Ian Jeffrey Brownstein | Director | 20 Dec 2001 | 11 Mar 2004 | British | 80 years |
| Ian Jeffrey Brownstein | Secretary | 20 Dec 2001 | 11 Mar 2004 | British | - |
| Jennifer Ann Franklin | Director | 21 Sept 2010 | 28 Feb 2013 | British | 60 years |
| Kirsty Ann-marie Wilman | Director | 28 Jan 2013 | 15 May 2017 | British | 46 years |
| Louise Miller | Director | 15 May 2017 | 1 Jan 2018 | British | 61 years |
| Matthew James Torode | Director | 1 Apr 2015 | 15 May 2017 | British | 42 years |
| Peter Thomas Griffith Woolley | Director | 20 Dec 2001 | 11 Mar 2004 | British | 64 years |
| Sean Mervyn Collidge | Director | 13 Feb 2002 | 11 Mar 2004 | British | 83 years |
| Stephen Allen | Director | 6 Jan 2006 | 21 Sept 2010 | British | 65 years |