| Adam George Waddington | Director | 12 Aug 2011 | 22 Apr 2013 | British | 52 years |
| Alan Travis | Director | 1 Nov 2012 | 11 Mar 2015 | British | 55 years |
| Ceri Richards | Director | 2 Mar 2012 | 1 Nov 2012 | British | 68 years |
| Charles Nicholas Cottingham | Director | 12 Jun 2009 | 1 Mar 2010 | British | 76 years |
| Clive William Price Mckenzie | Secretary | 18 Jun 2003 | 28 May 2010 | British | - |
| Daniel Colin Ward | Director | 27 Apr 2015 | 7 Nov 2019 | British | 44 years |
| Daniel Colin Ward | Director | 18 Dec 2020 | 30 Sept 2021 | British | 44 years |
| David John Hunter | Director | 10 Mar 2009 | 9 Nov 2010 | British | 71 years |
| David Ronald Baldock | Director | 12 Jun 2009 | 28 Apr 2021 | British | 66 years |
| Dennis Arthur Johnson | Director | 2 Feb 2004 | 23 Jul 2007 | British | 78 years |
| Duncan Ross Aktins | Director | 18 Jun 2003 | 10 Mar 2009 | British | 59 years |
| Edward John Roger Warwick | Director | 9 Nov 2010 | 26 Mar 2015 | British | 50 years |
| Eps Secretaries Limited | Corporate Nominee Secretary | 1 Apr 2003 | 18 Jun 2003 | United Kingdom | - |
| Giles Clarke | Director | 11 Feb 2024 | 1 Apr 2025 | British | 59 years |
| Hannah Holman | Director | 8 Feb 2019 | 4 Feb 2021 | British | 46 years |
| Iain Donald Ferguson | Director | 23 Jul 2007 | 10 Mar 2009 | British | 71 years |
| James Andrew Brown | Director | 18 Jun 2003 | 30 Apr 2005 | British | 74 years |
| John Michael Dean | Director | 10 Mar 2009 | 12 Jun 2009 | British | 75 years |
| John Whittington | Director | 25 Jan 2017 | 8 Feb 2019 | Welsh | 66 years |
| Lisa Scenna | Director | 11 Jan 2010 | 2 Mar 2012 | Australian | 58 years |
| Mark Geoffrey David Holden | Director | 11 Mar 2015 | 25 Jan 2017 | British | 69 years |
| Mikjon Limited | Corporate Nominee Director | 1 Apr 2003 | 18 Jun 2003 | United Kingdom | - |
| Nicholas James Mackee | Director | 25 Jan 2017 | 18 Dec 2020 | British | 50 years |
| Paul Simon Andrews | Director | 28 Jun 2013 | 27 Apr 2015 | British | 56 years |
| Peter Brian Chappell | Director | 1 Mar 2010 | 29 Apr 2015 | British | 74 years |
| Raymond Gabriel O'rourke | Director | 2 Feb 2004 | 10 Mar 2009 | Irish | 79 years |
| Richard David Hoile | Director | 12 Jun 2009 | 12 Aug 2011 | British | 63 years |
| Robin Reginald Thomas Hutchings | Director | 12 Jun 2009 | 9 Nov 2010 | British | 64 years |
| Ross William Driver | Director | 11 Mar 2015 | 25 Jan 2017 | British | 45 years |
| Sally-ann Brooks | Director | 4 Feb 2021 | 30 Jun 2023 | British | 60 years |
| Sidney Christopher John Harris | Director | 18 Jun 2003 | 31 Aug 2005 | British | 70 years |
| Stephen Hockaday | Director | 9 Nov 2010 | 11 Mar 2015 | British | 71 years |
| Stephen John Sullivan | Secretary | 28 May 2010 | 19 May 2015 | - | - |