| Alison Louise Gough | Director | 25 Jun 1999 | 10 Mar 2003 | British | 63 years |
| Alistair Cutts | Secretary | 14 Mar 2006 | 28 Jun 2007 | British | - |
| Andrew David Herbert-read | Director | 12 Aug 2022 | 8 Mar 2024 | British | 38 years |
| Capita Company Secretarial Services Limited | Corporate Secretary | 1 Sept 2013 | 28 Aug 2015 | United Kingdom | - |
| Craig Stephen Matheson | Director | 1 Jun 2005 | 20 Nov 2008 | New Zealand | 59 years |
| Craig Stephen Matheson | Director | 18 Jun 2009 | 17 Mar 2016 | New Zealand | 59 years |
| David Keith Perry | Director | 8 May 2002 | 10 Feb 2006 | British | 66 years |
| David Stewart Hutton | Director | 22 Jun 2000 | 17 Oct 2002 | Australian | 64 years |
| Derryn Sue Arthur | Director | 25 Jun 1999 | 28 Apr 2000 | New Zealander | 63 years |
| Digby Stuart Nicklin | Director | 23 Jul 2007 | 1 May 2009 | British | 57 years |
| Duncan Fraser Andrew Bower | Director | 31 Mar 2004 | 30 Jan 2006 | British | 65 years |
| Hackwood Directors Limited | Corporate Nominee Director | 10 Jun 1999 | 25 Jun 1999 | United Kingdom | - |
| Hackwood Secretaries Limited | Corporate Nominee Secretary | 10 Jun 1999 | 25 Jun 1999 | United Kingdom | - |
| Ian Marshall | Director | 25 Jun 1999 | 15 Oct 1999 | British | 79 years |
| Jeffrey Nicholas Peers | Director | 2 Feb 2006 | 12 Nov 2007 | Australian | 59 years |
| John Conrad Peacock | Director | 17 Oct 2002 | 30 Jan 2006 | British | 65 years |
| John David Clark | Director | 18 Apr 2018 | 12 Aug 2022 | British | 56 years |
| Justin Davies | Director | 30 Jan 2019 | 18 Feb 2021 | Australian | 50 years |
| Keith Redshaw | Director | 20 Nov 2008 | 8 Jun 2009 | British | 80 years |
| Mark John Packer | Director | 19 Dec 2016 | 22 Oct 2021 | British | 61 years |
| Neil Christopher Martin | Secretary | 22 Sept 2003 | 14 Mar 2006 | British | - |
| Patricia Margaret Davidson | Secretary | 25 Jun 1999 | 10 Mar 2003 | British | - |
| Peter Dominic Leonard | Director | 18 Feb 2021 | 31 Oct 2024 | British | 62 years |
| Peter John Allwood | Director | 2 Feb 2006 | 31 Oct 2008 | Australian | 62 years |
| Peter Walichnowski | Director | 25 Jun 1999 | 30 Jun 2000 | Australian | 71 years |
| Rebecca Jayne Seeley | Director | 19 Dec 2016 | 18 Apr 2018 | British | 46 years |
| Richard John Cook | Director | 19 Dec 2016 | 31 Jan 2019 | British | 55 years |
| Richard Malcolm Cable | Director | 14 Oct 2009 | 30 Jun 2012 | British | 67 years |
| Robin Elliot Butler | Director | 12 Nov 2007 | 18 Jun 2009 | British | 67 years |
| Robin Graham Caven | Director | 28 Apr 2000 | 11 Jul 2008 | British | 65 years |
| Susan Patricia Nicklin | Secretary | 10 Mar 2003 | 22 Sept 2003 | British | - |
| Thanalakshmi Janandran | Secretary | 28 Jun 2007 | 16 Aug 2013 | British | - |
| Victoria Elizabeth Quinlan | Director | 18 Jun 2009 | 19 Dec 2016 | Australian | 50 years |