| Adrian Chamberlain | Director | 3 Nov 2003 | 30 Sept 2005 | British | 69 years |
| Alan John Bates | Director | 1 Aug 2014 | 3 Jun 2019 | British | 56 years |
| Alison Louise Gough | Director | 29 Oct 1999 | 2 May 2000 | Australian | 63 years |
| Alistair Cutts | Secretary | 14 Mar 2006 | 17 May 2013 | British | - |
| Anthony Ring | Director | 12 Sept 1999 | 8 Apr 2004 | British | 84 years |
| Basil Arthur Winham | Director | 13 Jul 1991 | 12 Sept 1999 | British | 106 years |
| Beverley Edward John Dew | Director | 8 Sept 2008 | 7 Dec 2012 | British | 55 years |
| Brad Soller | Director | 12 Aug 2002 | 8 Sept 2003 | British | 65 years |
| Capita Company Secretarial Services Limited | Corporate Secretary | 1 Sept 2013 | 28 Aug 2015 | United Kingdom | - |
| Charles Nicholas Pollard | Director | 25 Mar 2008 | 4 Jun 2010 | British | 68 years |
| Christopher John Spackman | Director | 1 Aug 1996 | 12 Sept 1999 | British | 92 years |
| Claire Marianne Pettett | Director | 20 Feb 2018 | 31 Mar 2025 | British | 51 years |
| Daniel Labbad | Director | 10 Aug 2010 | 25 Aug 2011 | Australian | 54 years |
| David Hartman Higgins | Director | 29 Oct 1999 | 10 Feb 2000 | Australian | 72 years |
| David Peter Brougham | Director | 27 Sept 1999 | 3 Oct 1999 | British | 86 years |
| David Raymond John Mckenzie | Director | 19 Dec 2012 | 31 May 2013 | Australian | 60 years |
| Frank William Lampl | Director | 13 Jul 1991 | 27 Sept 1999 | British | 100 years |
| Frank William Lampl | Director | 3 Oct 1999 | 30 Jun 2001 | British | 100 years |
| Gary Douglas Taylor | Director | 7 Apr 2008 | 27 Jan 2011 | Australian | 62 years |
| Georgina Jane Scott | Director | 16 Jan 2013 | 30 Oct 2013 | British | 51 years |
| Glenn Kondo | Director | 5 Nov 2010 | 4 Oct 2011 | Canadian,british | 61 years |
| Gordon Adam Anderson | Director | 5 Nov 2010 | 31 Dec 2013 | British | 69 years |
| Gordon Ray | Director | 15 May 2014 | 28 Feb 2018 | British | 66 years |
| Gregory Ronald Buxton | Director | 15 Dec 1999 | 10 Feb 2000 | Australian | 63 years |
| Haydn Jonathan Mursell | Director | 24 Jul 2006 | 7 Nov 2006 | British | 55 years |
| Haydn Jonathan Mursell | Director | 31 Jul 2007 | 8 Sept 2008 | British | 55 years |
| Jason David Millett | Director | 8 Sept 2003 | 31 Jul 2006 | British | 61 years |
| Jennifer Draper | Secretary | 5 Jul 2016 | 3 Apr 2017 | - | - |
| John David Clark | Director | 6 Feb 2017 | 20 Feb 2018 | British | 56 years |
| John Edward Spanswick | Director | 16 May 2001 | 11 Mar 2011 | British | 83 years |
| John Huxley Fordyce Anderson | Director | 12 Sept 1999 | 10 Feb 2000 | British | 81 years |
| John Norman Sterling | Director | 1 Sept 1992 | 12 Sept 1999 | British | 86 years |
| Judith Irene Rosamund Atkins | Secretary | 1 Sept 1992 | 31 Mar 1998 | British | - |
| Keith Sinjohn Joseph | Director | 13 Jul 1991 | 10 Dec 1994 | British | 108 years |
| Larry Atkins | Director | 16 May 2001 | 12 Aug 2002 | American | 78 years |
| Leslie Atkinson | Director | 27 Sept 1999 | 19 Oct 1999 | British | 82 years |
| Leslie Chatfield | Director | 16 May 2001 | 13 Feb 2004 | British | 80 years |
| Lisa Veronica Gledhill | Director | 10 May 2013 | 22 Jun 2016 | British | 55 years |
| Luther Parks Cochrane | Director | 11 Mar 1999 | 1 Oct 2002 | American | 78 years |
| Mark John Packer | Secretary | 3 Apr 2017 | 8 Jun 2021 | - | - |
| Michael Dennis Walker | Director | 3 Jan 1994 | 28 Apr 1995 | British | 90 years |
| Michael Heyes | Director | 1 Aug 2014 | 12 Oct 2016 | British | 51 years |
| Michael Sean Dyke | Director | 1 Jul 2011 | 10 May 2013 | British | 59 years |
| Michelle Gaye Letton | Director | 13 Jul 2020 | 14 Dec 2021 | Australian | 53 years |
| Murray Leslie Coleman | Director | 12 Jul 2006 | 7 Aug 2006 | Australian | 66 years |
| Murray Leslie Coleman | Director | 31 Jul 2007 | 11 Dec 2008 | Australian | 66 years |
| Neil Christopher Martin | Director | 15 May 2014 | 8 Aug 2023 | British | 59 years |
| Neil Christopher Martin | Secretary | 8 Sept 2003 | 14 Mar 2006 | British | - |
| Nick Anthony Saclley | Director | 31 Oct 2011 | 10 Dec 2012 | Australian | 64 years |
| Patricia Ann Aluisi | Director | 28 Apr 1995 | 31 Aug 1997 | American | 71 years |
| Patrick Denis Boyle | Director | 31 Oct 2011 | 5 Jan 2014 | British | 58 years |
| Patrick John Nesbitt | Director | 29 Oct 1999 | 16 May 2001 | Australian | 68 years |
| Paul Francis Gandy | Director | 5 Nov 2010 | 31 Jul 2014 | British | 66 years |
| Paul Murray Johnson | Director | 25 Mar 2008 | 15 May 2009 | British | 66 years |
| Peter Dominic Leonard | Director | 20 Feb 2018 | 18 Feb 2021 | British | 62 years |
| Peter Roy Chadwick | Director | 8 Sept 2003 | 7 May 2004 | British | 72 years |
| Peter Roy Chadwick | Secretary | 14 Jan 2000 | 8 Sept 2003 | British | - |
| Peter Varga | Director | 15 May 2009 | 10 Dec 2010 | Australian | 72 years |
| Peter William Grindal Morris | Director | 15 Feb 1993 | 30 Sept 1996 | British | 79 years |
| Philip Leslie Warner | Director | 13 Jul 1991 | 30 Jun 1996 | British | 90 years |
| Richard Myles Dawborn | Secretary | 13 Jul 1991 | 31 Aug 1992 | British | - |
| Robert Stephen Shed | Director | 2 Sept 2014 | 31 Dec 2015 | British | 73 years |
| Robert William Johnston | Director | 7 Aug 2006 | 30 Apr 2007 | Australian | 65 years |
| Robin Graham Caven | Director | 8 Sept 2003 | 25 Mar 2008 | British | 65 years |
| Rodney Charles Dudley Reames | Director | 15 Feb 1993 | 14 Jun 1999 | British | 80 years |
| Rodney Charles Dudley Reames | Secretary | 1 Apr 1998 | 18 Aug 1999 | British | - |
| Rodney Desmond Galpin | Director | 27 Sept 1999 | 3 Oct 1999 | British | 94 years |
| Roger Mark Thompson | Director | 24 Jul 2006 | 4 Sept 2006 | British | 72 years |
| Ronald George Jennings | Director | 13 Jul 1991 | 31 Mar 1994 | British | 97 years |
| Ross Harold Taylor | Director | 29 Oct 1999 | 29 May 2003 | Australian | 64 years |
| Simon William De Mussenden Leathes | Director | 13 Sept 1999 | 10 Feb 2000 | British | 78 years |
| Simon William Gorski | Director | 4 Jun 2019 | 23 Aug 2024 | British | 57 years |
| Stephen Kenneth Grist | Director | 26 Aug 2011 | 16 Jan 2013 | Australian | 59 years |
| Susan Folger | Secretary | 18 Aug 1999 | 14 Jan 2000 | British | - |
| Timothy Peach | Director | 10 May 2013 | 15 Jun 2016 | British | 68 years |
| Victoria Elizabeth Quinlan | Director | 19 Dec 2012 | 14 Aug 2014 | Australian | 50 years |
| Victoria Elizabeth Quinlan | Director | 23 Jun 2016 | 9 May 2018 | Australian | 50 years |