| Anthony Charles Taylor | Secretary | 21 Jan 1998 | 29 Jun 1998 | British | - |
| Company Directors Limited | Corporate Nominee Director | 21 Jan 1998 | 21 Jan 1998 | United Kingdom | - |
| David Graham Jones | Director | 24 May 1999 | 20 Mar 2001 | British | 75 years |
| David Keith Tipping | Secretary | 29 Jun 1998 | 10 Apr 2012 | British | - |
| Elizabeth Barbara Cheney | Secretary | 24 Apr 2017 | 31 Dec 2017 | - | - |
| Ian Timothy Closier | Director | 13 Feb 1998 | 3 Aug 2001 | British | 71 years |
| Jeremy Philip Hilton Vickers | Secretary | 19 Jun 2014 | 24 Jul 2015 | - | - |
| Jeremy Philip Hilton Vickers | Director | 23 May 2014 | 24 Jul 2015 | British | 68 years |
| John Bryan Cousins | Director | 8 Sept 2003 | 31 Dec 2010 | British | 93 years |
| Martin Frank Jewell | Director | 24 May 1999 | 30 Jul 2002 | English | 81 years |
| Martin John Sidders | Director | 7 Apr 2009 | 19 Jun 2014 | British | 67 years |
| Martin John Sidders | Secretary | 11 Apr 2012 | 19 Jun 2014 | - | - |
| Martin Richard Smith | Director | 16 Apr 2007 | 28 Jan 2013 | British | 70 years |
| Nicholas Martin Dulcken | Director | 3 Aug 2001 | 28 Jan 2013 | British | 58 years |
| Richard Henry Westcott | Director | 21 Jan 1998 | 30 Apr 2001 | British | 78 years |
| Richard John Lotherington | Director | 20 Mar 2001 | 16 Feb 2007 | British | 65 years |
| Stephen Charles Casey | Director | 21 Jan 1998 | 31 Mar 2010 | British | 76 years |
| Steven James Gough | Director | 30 Jul 2002 | 9 Aug 2007 | British | 63 years |
| Susan Gaynor Hide | Secretary | 24 Jul 2015 | 24 Apr 2017 | - | - |
| Temple Secretaries Limited | Corporate Nominee Secretary | 21 Jan 1998 | 21 Jan 1998 | - | - |
| William Frederick Blincoe | Director | 16 Apr 2007 | 18 Dec 2009 | British | 71 years |