| Andrew Robert Davies | Secretary | 30 Jun 2008 | 30 Apr 2015 | British | - |
| Christopher John Armitstead | Secretary | 24 Jan 2003 | 30 Jun 2008 | British | - |
| Christopher Michael Spearing | Director | 22 Jun 2000 | 16 Mar 2001 | British | 71 years |
| Edwin George Roud | Director | 18 Sept 2014 | 1 Dec 2015 | British | 63 years |
| George Macgregor Rennie | Director | 1 Jun 2010 | 25 May 2012 | British | 70 years |
| Helen Marie Thompson | Secretary | 30 Apr 2015 | 20 Dec 2018 | - | - |
| James Huw Keir Harris | Director | 1 Jan 2005 | 16 Mar 2018 | Welsh | 58 years |
| John Alastair Binns | Director | 22 Mar 2000 | 30 Apr 2002 | British | 66 years |
| Jonathan Michael Field Cain | Director | 22 Mar 2000 | 25 May 2012 | British | 57 years |
| Malcolm Desmond Fitzgerald | Director | 24 Apr 2001 | 13 Dec 2013 | British | 80 years |
| Malcolm Elliott Douglas White | Director | 22 Mar 2000 | 5 Aug 2007 | British | 81 years |
| Mark Sterndale-bennett | Director | 25 May 2012 | 29 Nov 2013 | British | 60 years |
| Michael David Haigh | Director | 7 Aug 2007 | 25 May 2012 | British | 66 years |
| Michael David Haigh | Director | 18 Sept 2014 | 1 Dec 2015 | British | 66 years |
| Nicholas Simon Fawcett | Director | 19 Feb 2020 | 20 Dec 2024 | British | 62 years |
| Paul Smedley | Director | 1 Dec 2015 | 19 Feb 2020 | British | 55 years |
| Paul William Hugh Carson | Director | 29 Nov 2013 | 1 Dec 2015 | British | 69 years |
| Richard Risdon | Director | 1 Dec 2015 | 31 Dec 2022 | British | 52 years |
| Sara Elizabeth Fowler | Secretary | 17 Aug 1999 | 24 Jan 2003 | British | - |
| York Place Company Nominees Limited | Corporate Nominee Director | 17 Aug 1999 | 17 Aug 1999 | United Kingdom | - |
| York Place Company Secretaries Limited | Corporate Nominee Secretary | 17 Aug 1999 | 17 Aug 1999 | United Kingdom | - |
