| Abigail Sarah Draper | Director | 15 Jan 2021 | 31 Mar 2025 | British | 56 years |
| Adrian David Nickols | Director | 29 Jan 2004 | 31 May 2005 | British | 66 years |
| Alan Clarke Gardner | Director | 17 Sept 2004 | 31 Aug 2005 | British | 75 years |
| Angela Hoffman | Director | 23 Feb 2004 | 23 Jun 2006 | American | 61 years |
| Anthony Edward Collins | Director | 21 Dec 2007 | 16 Dec 2010 | British | 70 years |
| Bruce Alan Ainsworth | Director | 31 May 2005 | 21 Jun 2013 | American | 75 years |
| Charles Glen Hill | Director | 26 Mar 2009 | 3 Jul 2012 | United States | 63 years |
| Christine Anne Daly | Secretary | 21 Dec 2007 | 23 Jul 2014 | British | - |
| Christopher Gordon Stanley Robey | Secretary | 22 May 1998 | 12 Jan 2006 | British | - |
| Christopher William Timpson Scott | Director | 17 Sept 2004 | 31 Aug 2005 | British | 64 years |
| Christopher William Timpson Scott | Director | 26 Mar 2009 | 15 Jan 2021 | British | 64 years |
| Cindy Lynn Wallis-lage | Director | 23 Mar 2012 | 15 Jan 2021 | American | 64 years |
| Clifford A Johnson Iii | Director | 12 Jan 2006 | 21 Dec 2007 | American | 81 years |
| Clifford A Johnson Iii | Secretary | 12 Jan 2006 | 21 Dec 2007 | American | - |
| Daniel William Mccarthy | Director | 25 Oct 2005 | 8 Dec 2011 | American | 73 years |
| David Still | Director | 14 Aug 2006 | 8 Nov 2010 | American | 79 years |
| Donald Richard Stevens | Director | 21 Jun 2013 | 17 Jan 2014 | American | 62 years |
| Douglas Gene Smith | Director | 7 Mar 1997 | 30 Jan 2004 | Us | 77 years |
| Edward Brian Gould | Director | 18 Oct 1996 | 7 Mar 1997 | British | 90 years |
| Emma Kathryn Wrighton | Director | 21 Dec 2007 | 1 Jan 2012 | British | 53 years |
| Francis Declan Finbar Tempany Mccormack | Secretary | 23 Jul 2014 | 15 Jan 2021 | British | - |
| Gary Townsend | Director | 14 Aug 2006 | 16 Apr 2014 | American | 75 years |
| George Christian Hedemann | Secretary | 27 Sept 1996 | 2 Jun 2008 | American | - |
| George Robert Wall | Director | 18 Oct 1996 | 31 Mar 1997 | British | 90 years |
| Hector Brouwer De Koning | Director | 6 May 2010 | 16 Apr 2014 | United States | 72 years |
| Hoe Wai Cheong | Director | 12 May 2014 | 15 Jan 2021 | Malaysian | 70 years |
| Ian Michael Robinson | Director | 17 Jan 2014 | 31 Aug 2023 | British | 61 years |
| James Stephen Hetherington | Director | 10 Apr 1997 | 30 Apr 1998 | British | 87 years |
| James Wray Hipps | Director | 27 Sept 1996 | 11 Feb 1999 | American | 76 years |
| John Frederick Lunson | Director | 17 May 1999 | 1 Oct 2004 | British | 72 years |
| John Leon Aldridge | Director | 18 Oct 1996 | 1 Oct 2004 | British | 80 years |
| John Youings | Director | 28 Jul 1997 | 29 Jan 2004 | British | 83 years |
| Justin David Starling | Director | 23 Feb 1996 | 27 Sept 1996 | British | 57 years |
| Louise Ruth Taylor | Director | 17 Sept 2004 | 31 Aug 2005 | British | 57 years |
| Mark Andrew Allan | Director | 11 Feb 2013 | 29 Sept 2016 | British | 63 years |
| Martin Clive Dingley | Director | 25 Jun 1999 | 31 Aug 2005 | British | 69 years |
| Matthew Richard Nott | Director | 17 Sept 2004 | 31 Aug 2005 | British | 63 years |
| Matthew Richard Nott | Director | 26 Mar 2009 | 30 Oct 2015 | British | 63 years |
| Michael Gordon Hinge | Director | 17 Sept 2004 | 31 Aug 2005 | British | 79 years |
| Nicholas Paine | Director | 1 Oct 1996 | 31 Mar 1997 | British | 92 years |
| Peter Ingamells | Director | 17 Sept 2004 | 31 Aug 2005 | British | 73 years |
| Peter Martin | Director | 17 Sept 2004 | 31 Aug 2005 | British | 71 years |
| Rosemary Elizabeth Thomas | Director | 18 Oct 1996 | 1 Oct 2004 | British | 63 years |
| Simon John Cox | Director | 23 Feb 1996 | 27 Sept 1996 | British | 64 years |
| Srt Corporate Services Limited | Corporate Secretary | 23 Feb 1996 | 27 Sept 1996 | - | - |
| Steven Dee Winchester | Director | 27 Sept 1996 | 3 Jun 1998 | Usa | 70 years |
| Steven Doyle Canney | Director | 24 Jan 2011 | 16 Apr 2014 | American | 62 years |
| Suntharesan Padmanathan | Director | 17 Sept 2004 | 31 Aug 2005 | British | 68 years |
| Thomas Reorda | Director | 8 Dec 2011 | 17 Jan 2014 | American | 71 years |
| Timothy Triplett | Secretary | 2 Jun 2008 | 17 Jan 2014 | British | - |
| Wayne Frank Hall | Director | 1 Oct 1996 | 22 Jul 2004 | American | 82 years |
| William Erwin Carroll | Director | 7 Feb 1997 | 25 Jun 1999 | American | 78 years |
| William Thomson | Director | 17 Sept 2004 | 31 Aug 2005 | British | 75 years |