| Alan John Bates | Director | 24 Mar 2014 | 3 Jun 2019 | British | 56 years |
| Alekos Panayi | Director | 5 Aug 2005 | 7 Nov 2006 | British | 57 years |
| Alistair Cutts | Secretary | 14 Mar 2006 | 17 May 2013 | British | - |
| Andrew David Silverbeck | Director | 1 Jul 2000 | 2 Jun 2006 | British | 57 years |
| Anthony Ring | Director | 1 Jan 1994 | 8 Apr 2004 | British | 84 years |
| Anthony Stephen Lenehan | Director | 21 Jan 2008 | 30 Sept 2010 | British | 67 years |
| Beverley Ann Perkins | Director | 22 May 2006 | 30 Sept 2006 | British | 58 years |
| Beverley Edward John Dew | Director | 8 Sept 2008 | 7 Dec 2012 | British | 55 years |
| Brian Pettifer | Director | 9 Apr 1991 | 31 Dec 1993 | British | 88 years |
| Capita Company Secretarial Services Limited | Corporate Secretary | 1 Sept 2013 | 28 Aug 2015 | United Kingdom | - |
| Charles Nicholas Pollard | Director | 1 Nov 2007 | 4 Jun 2010 | British | 68 years |
| Christopher John Spackman | Director | 9 Apr 1991 | 20 Dec 1996 | British | 92 years |
| Claire Marianne Pettett | Director | 20 Feb 2018 | 4 Oct 2024 | British | 51 years |
| Daniel Labbad | Director | 10 Aug 2010 | 25 Aug 2011 | Australian | 54 years |
| Daniel Labbad | Director | 26 Jun 2018 | 30 Sept 2019 | Australian,british | 54 years |
| David Arthur Johnson | Director | 9 Apr 1991 | 31 Mar 1992 | British | 95 years |
| David Raymond John Mckenzie | Director | 8 Aug 2012 | 31 May 2013 | Australian | 60 years |
| Dennis Bate | Director | 1 Jan 1994 | 5 Feb 2004 | British | 82 years |
| Douglas Charles Robert Chalmers | Director | 8 Apr 2002 | 20 Jun 2007 | British | 78 years |
| Francis John Newton | Director | 9 Apr 1991 | 30 Aug 1991 | British | 86 years |
| Frank William Lampl | Director | 9 Apr 1991 | 30 Jun 2001 | British | 100 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 | 24 Mar 2014 | 28 Feb 2018 | British | 66 years |
| Haydn Jonathan Mursell | Director | 7 Nov 2006 | 8 Sept 2008 | British | 55 years |
| James Mary Michael Kane | Director | 9 Apr 1991 | 22 Dec 1998 | British | 93 years |
| Jason David Millett | Director | 8 Sept 2003 | 31 Jul 2006 | British | 61 years |
| Jennifer Draper | Secretary | 1 Sept 2015 | 10 Jan 2017 | - | - |
| John David Clark | Director | 6 Feb 2017 | 20 Feb 2018 | British | 56 years |
| John Edward Spanswick | Director | 9 Apr 1991 | 11 Mar 2011 | British | 83 years |
| John Huxley Fordyce Anderson | Director | 1 Aug 1992 | 18 Sept 1992 | British | 81 years |
| John Huxley Fordyce Anderson | Director | 22 Apr 1993 | 19 Jul 2000 | British | 81 years |
| John Mccloy | Director | 1 Jan 1994 | 31 Dec 2000 | British | 87 years |
| Jonathan Michael Emery | Director | 18 Jun 2018 | 13 Dec 2019 | British | 60 years |
| Julian Timothy Daniel | Director | 20 Mar 2007 | 30 Sept 2011 | British | 64 years |
| Laurence James Catchpole | Director | 9 Apr 1991 | 31 Dec 1993 | British | 93 years |
| Laurence James Catchpole | Secretary | 9 Apr 1991 | 31 Dec 1993 | British | - |
| Leslie Chatfield | Director | 9 Apr 1991 | 13 Feb 2004 | British | 80 years |
| Lisa Veronica Gledhill | Director | 10 May 2013 | 22 Jun 2016 | British | 55 years |
| Lisa White | Director | 18 Jun 2018 | 6 Sept 2019 | British | 60 years |
| Mark Boor | Director | 18 Jun 2018 | 19 Mar 2019 | British | 61 years |
| Mark John Packer | Director | 18 Jun 2018 | 22 Oct 2021 | British | 61 years |
| Mark John Packer | Secretary | 3 Apr 2017 | 18 Jun 2018 | - | - |
| Michael Charles Howes | Director | 5 Feb 2004 | 17 Nov 2006 | British | 67 years |
| Michael Dennis Walker | Director | 9 Apr 1991 | 31 Dec 1993 | British | 90 years |
| Michael Heyes | Director | 1 Aug 2014 | 12 Oct 2016 | British | 51 years |
| Michael John Temple | Director | 1 Jan 1994 | 13 Feb 2004 | British | 79 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 | 11 Dec 2008 | Australian | 66 years |
| Neil Christopher Martin | Director | 24 Mar 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 |
| Patrick Denis Boyle | Director | 31 Oct 2011 | 5 Jan 2014 | British | 58 years |
| Paul Francis Gandy | Director | 5 Nov 2010 | 31 Jul 2014 | British | 66 years |
| Paul Murray Johnson | Director | 11 Sept 2006 | 15 May 2009 | British | 66 years |
| Peter Dominic Leonard | Director | 9 Oct 2017 | 18 Feb 2021 | British | 62 years |
| Peter George Hopson | Director | 22 May 2006 | 29 Jun 2007 | British | 59 years |
| Peter John Jacobs | Director | 1 Sept 2003 | 30 Nov 2010 | English | 70 years |
| Peter Roy Chadwick | Director | 8 Sept 2003 | 7 May 2004 | British | 72 years |
| Peter Roy Chadwick | Secretary | 1 Jan 1994 | 8 Sept 2003 | British | - |
| Peter Varga | Director | 12 Jun 2007 | 12 Oct 2010 | Australian | 72 years |
| Phillip Alan Wade | Director | 22 May 2006 | 17 Nov 2006 | British | 64 years |
| Raymond Albert Phillips | Director | 9 Apr 1991 | 30 Jun 2000 | British | 89 years |
| Rebecca Jayne Seeley | Director | 13 Jul 2020 | 29 Sept 2023 | British | 46 years |
| Richard Alan Vining | Director | 22 May 2006 | 14 Jul 2008 | British | 65 years |
| Robert Stephen Shed | Director | 24 Mar 2014 | 31 Dec 2015 | British | 73 years |
| Robin Urquhart Young | Director | 9 Apr 1991 | 24 Mar 1994 | British | 78 years |
| Roger Mark Thompson | Director | 22 May 2006 | 25 Sept 2006 | British | 72 years |
| Roger Stanley Mabey | Director | 9 Apr 1991 | 11 Jan 1993 | British | 82 years |
| Ronald James Peggs | Director | 9 Apr 1991 | 31 Dec 1993 | British | 88 years |
| Roy Taylor | Director | 9 Apr 1991 | 31 Dec 1992 | British | 94 years |
| Sergio Casari | Director | 8 Apr 2002 | 5 Oct 2005 | Italian | 62 years |
| Shaina Kotecha | Director | 13 Oct 2020 | 7 Jun 2024 | British | 57 years |
| Simon William Gorski | Director | 7 Jun 2016 | 23 Aug 2024 | British | 57 years |
| Stephen Hockaday | Director | 8 Apr 2002 | 22 May 2006 | British | 71 years |
| Stephen Kenneth Grist | Director | 26 Aug 2011 | 16 Jan 2013 | Australian | 59 years |
| Thomas Lachlan Mackellar | Director | 18 Jun 2018 | 22 Oct 2021 | Australian | 44 years |
| Timothy Peach | Director | 10 May 2013 | 15 Jun 2016 | British | 68 years |
| Victoria Elizabeth Quinlan | Director | 19 Dec 2012 | 11 Jun 2021 | Australian | 50 years |