| Aaron Klug | Director | 20 Dec 1996 | 3 Feb 2006 | British | 99 years |
| Adrian Charles Noel Kemp | Director | 22 Jun 2006 | 1 May 2025 | British | 59 years |
| Adrian Charles Noel Kemp | Secretary | 1 Jan 2009 | 16 Mar 2017 | British | - |
| Ake Bo Tage Stavling | Director | 2 Dec 2002 | 30 Jun 2006 | Swedish | 80 years |
| Alistair Cameron David Cumming | Director | 1 Mar 1998 | 29 Nov 1998 | British | 91 years |
| Anthony Michael Nixon | Secretary | 22 Aug 1996 | 12 Dec 1997 | British | - |
| Barbara Reeves | Nominee Director | 5 Aug 1996 | 22 Aug 1996 | British | 63 years |
| Christopher John Marshall | Director | 24 Sept 2004 | 30 Jun 2006 | British | 76 years |
| David Chiswell | Director | 22 Aug 1996 | 31 Mar 2002 | British | 72 years |
| David Roy Glover | Director | 11 Jul 1997 | 4 Feb 2005 | British | 73 years |
| Diane Mellett | Director | 4 Feb 2005 | 30 Jun 2006 | British | 65 years |
| Diane Mellett | Secretary | 12 Dec 1997 | 31 Mar 2005 | British | - |
| Graeme Harold Rankine Musker | Director | 22 Jun 2006 | 31 Dec 2008 | British | 73 years |
| Graeme Harold Rankine Musker | Secretary | 30 Jun 2006 | 31 Dec 2008 | British | - |
| Ian Martin David Brimicombe | Director | 22 Jun 2006 | 31 May 2017 | British | 62 years |
| James Loren Foght | Director | 20 Dec 1996 | 7 Feb 2003 | American | 89 years |
| John Christopher Aston | Director | 18 Oct 1996 | 30 Jun 2006 | British | 71 years |
| John Robert Brown | Director | 12 Sept 2005 | 30 Jun 2006 | British | 70 years |
| John Wilcox Stocker | Director | 20 Dec 1996 | 30 Jun 2006 | Australian | 80 years |
| Justin Wilbert Hoskins | Secretary | 31 Mar 2005 | 30 Jun 2006 | British | - |
| Katie Louise Jackson-turner | Director | 16 Mar 2017 | 27 Feb 2019 | British | 59 years |
| Kevin Stuart Johnson | Director | 11 Jul 1997 | 19 Jun 2003 | British | 65 years |
| Matthew Ian Conacher | Secretary | 16 Mar 2017 | 6 Sept 2019 | - | - |
| Mitre Secretaries Limited | Corporate Nominee Secretary | 5 Aug 1996 | 22 Aug 1996 | United Kingdom | - |
| Paul Anthony Nicholson | Director | 6 Feb 1999 | 30 Jun 2006 | British | 88 years |
| Peter Alan Chambre | Director | 8 Apr 2002 | 30 Jun 2006 | British | 70 years |
| Peter Bryan Garland | Director | 10 Sept 1996 | 30 Jan 2004 | British | 91 years |
| Peter Stuart Ringrose | Director | 10 Feb 2003 | 30 Jun 2006 | British | 80 years |
| Robert John Windmill | Nominee Director | 5 Aug 1996 | 22 Aug 1996 | British | 84 years |
| Roger Aston | Director | 20 Dec 1996 | 31 Dec 1997 | British | 69 years |
| Shaun Francis Grady | Director | 22 Jun 2006 | 6 Apr 2009 | British | 64 years |
| Stuart T Weisbrod | Director | 20 Dec 1996 | 30 Sept 1998 | Usa | 71 years |
| Uwe Bicker | Director | 6 Feb 1999 | 3 Feb 2006 | German | 80 years |