| Andrew John Gordon Chater | Director | 22 Apr 1998 | 4 Jun 2003 | British | 65 years |
| Andrew John Gordon Chater | Secretary | 1 Sept 2001 | 4 Jun 2003 | British | - |
| Andrew John Gordon Chater | Secretary | 22 Apr 1998 | 24 Jul 1998 | Australian/british | - |
| Andrew Michael David Kirkman | Director | 1 Apr 2011 | 18 Sept 2015 | British | 54 years |
| Christopher Paul Richards | Secretary | 5 Apr 2007 | 5 May 2008 | British | - |
| Company Directors Limited | Corporate Nominee Director | 3 Jul 1997 | 7 Jul 1997 | United Kingdom | - |
| David Balfour Robertson | Director | 4 Jun 2003 | 31 Mar 2011 | British | 72 years |
| Elliot Arthur James Rees | Director | 31 Jul 2015 | 12 Oct 2020 | British | 52 years |
| James Robin Henderson | Director | 22 Apr 1998 | 24 Apr 2002 | British | 79 years |
| James Ross Ancell | Director | 22 Apr 1998 | 4 Jun 2003 | British New Zealand | 73 years |
| Karen Senior | Secretary | 1 Nov 2014 | 8 Jul 2020 | - | - |
| Kevin Clyde Gardner | Director | 7 Jul 1997 | 22 Apr 1998 | British | 69 years |
| Kevin Clyde Gardner | Secretary | 7 Jul 1997 | 22 Apr 1998 | British | - |
| Margaret Lilian Heeley | Secretary | 4 Jun 2003 | 5 Apr 2007 | British | - |
| Margaret Lilian Heeley | Secretary | 5 May 2008 | 28 Jul 2014 | British | - |
| Mark Burrows Smith | Director | 1 Oct 2012 | 30 Jun 2015 | British | 59 years |
| Michael Hellings | Director | 4 Jun 2003 | 30 Sept 2012 | British | 75 years |
| Paul James Mitchell | Secretary | 24 Jul 1998 | 30 Apr 2002 | British | - |
| Phillip Charles Piddington | Director | 31 Jul 2015 | 12 Oct 2020 | British | 70 years |
| Richard Cyril Zmuda | Secretary | 28 Jul 2014 | 30 Nov 2016 | British | - |
| Rodney John Parkyn | Director | 7 Jul 1997 | 22 Apr 1998 | British | 70 years |
| Scott Edward Massie | Secretary | 22 Nov 2018 | 8 Jul 2020 | - | - |
| Temple Secretaries Limited | Corporate Nominee Secretary | 3 Jul 1997 | 7 Jul 1997 | - | - |
