| Alan Campbell Ritchie | Director | 9 Mar 2011 | 23 Jan 2018 | British | 59 years |
| Alan Edward Birch | Director | 23 Jan 2018 | 1 Oct 2018 | British | 56 years |
| Allister Gilbert Michael Wood | Director | 1 Jan 2004 | 30 Aug 2006 | Australian | 63 years |
| Andrew Charles Mutch Rhodes | Director | 28 May 2008 | 29 Jul 2009 | British | 56 years |
| Andrew Matthews | Director | 26 Sept 2001 | 22 Dec 2005 | British | 64 years |
| Andrew Nicholas Pilkington | Secretary | 30 Nov 2011 | 24 Sept 2013 | - | - |
| Arthur Harold Moore | Director | 6 Aug 1999 | 17 Sept 2003 | British | 75 years |
| Barry Simon Williams | Director | 25 Jan 2006 | 14 Aug 2007 | British | 56 years |
| Bruce Warren Dalgleish | Director | 29 Jul 2009 | 9 Mar 2011 | British | 59 years |
| Christopher James Elliott | Director | 6 Aug 1999 | 19 Jun 2003 | British | 76 years |
| Clifford Chance Secretaries Limited | Corporate Nominee Secretary | 23 Nov 1998 | 8 Jul 1999 | United Kingdom | - |
| David Richard Connell | Director | 25 May 2005 | 28 Feb 2010 | British | 73 years |
| David Richard Connell | Secretary | 1 Jun 2006 | 2 Feb 2010 | British | - |
| Duncan Elliot Dickson | Director | 8 Jul 1999 | 1 Jan 2004 | British | 72 years |
| Edward Hilton Clarke | Director | 23 Feb 2005 | 11 Sept 2007 | British | 60 years |
| Francis Robin Herzberg | Director | 27 Sept 2006 | 6 Jun 2008 | British | 70 years |
| George Alexander Perez-luna | Secretary | 19 Apr 2011 | 30 Nov 2011 | - | - |
| Graham Farley | Director | 12 Jul 2006 | 6 Jun 2008 | British | 77 years |
| Hilary Myra Ellson | Secretary | 8 Jul 1999 | 31 May 2006 | British | - |
| Ian David Hudson | Director | 21 Oct 2010 | 20 Jan 2012 | British | 62 years |
| Ian David Hudson | Director | 27 Nov 2003 | 31 May 2005 | British | 62 years |
| James William Ward | Director | 8 Jul 1999 | 1 Jan 2004 | British | 74 years |
| James William Ward | Director | 1 Jan 2004 | 27 Jul 2005 | British | 74 years |
| John Graham | Director | 29 Jul 2009 | 19 Apr 2016 | British | 73 years |
| John Neville Bridge | Director | 6 Jun 2001 | 30 Mar 2011 | British | 84 years |
| Keith Fred Abel | Director | 1 Jan 2003 | 3 Jun 2009 | British | 73 years |
| Martin Edgar Richards | Nominee Director | 23 Nov 1998 | 8 Jul 1999 | British | 83 years |
| Matthew James Webber | Director | 6 Aug 1999 | 2 Dec 1999 | British | 63 years |
| Milton Anthony Fernandes | Director | 28 Nov 2007 | 23 Sept 2008 | British | 65 years |
| Milton Anthony Fernandes | Director | 10 Aug 2012 | 1 Dec 2017 | British | 65 years |
| Nicholas John Edward Crowther | Director | 27 Jul 2005 | 29 Jul 2009 | British | 66 years |
| Nigel Anthony John Brindley | Director | 17 Sept 2003 | 1 Jan 2004 | British | 70 years |
| Nigel Anthony John Brindley | Director | 1 Jan 2004 | 28 Jul 2006 | British | 70 years |
| Peter John Charlton | Nominee Director | 23 Nov 1998 | 8 Jul 1999 | British | 71 years |
| Richard Allan Roberts | Secretary | 2 Feb 2010 | 19 Apr 2011 | - | - |
| Robert Hugh Corrie Rees | Director | 25 Jan 2006 | 29 Jul 2009 | British | 65 years |
| Robert Sean Mcclatchey | Director | 6 Aug 1999 | 26 Sept 2001 | British | 61 years |
| Sabrina Sidhu | Director | 1 Dec 2017 | 1 Oct 2018 | British | 47 years |
| Scott Craig Findlay | Director | 6 Aug 1999 | 28 Feb 2003 | British | 65 years |
| Sharmila Patkunanathan | Director | 23 Sept 2008 | 21 Oct 2010 | Australian | 49 years |
| Terence Ryan | Director | 1 Oct 2018 | 26 Jun 2025 | British | 69 years |
| Timothy Richard Pearson | Director | 6 Aug 1999 | 23 Feb 2005 | British | 64 years |