| Adrian Walton Gower | Director | 5 Jan 2005 | 3 Nov 2006 | British | 63 years |
| Alan Arthur | Director | 28 May 1992 | 30 Oct 2002 | British | 81 years |
| Arlene Faith Pengelly | Secretary | 1 Nov 2004 | 8 Jul 2005 | British | - |
| Balbir Kelly | Secretary | 15 Sept 2000 | 16 May 2001 | British | - |
| Barry Thomas Walsh | Director | 21 Aug 2001 | 5 Dec 2001 | British | 68 years |
| Beverley Michael Douglas | Director | 25 Sept 2009 | 30 Apr 2015 | British | 71 years |
| Capita Company Secretarial Services Limited | Corporate Secretary | 8 Jul 2005 | 1 Dec 2008 | - | - |
| Capita Group Secretary Limited | Corporate Secretary | 1 Dec 2008 | 3 Nov 2017 | United Kingdom | - |
| Charles Cryer | Director | 18 Dec 2002 | 10 May 2005 | British | 53 years |
| Colin Arthur Benford | Director | 10 Jul 2006 | 31 Jan 2024 | British | 63 years |
| Colin Arthur Benford | Director | 27 Jun 2002 | 5 Jul 2004 | British | 63 years |
| David John Osborne | Director | 13 Apr 2011 | 6 Sept 2018 | Australian | 42 years |
| David Ross Baker | Director | 3 Jan 2007 | 19 Oct 2011 | British | 58 years |
| Eric Roland Wills | Secretary | 28 May 1992 | 23 Apr 1997 | British | - |
| Francis David Booth | Director | 11 Dec 1998 | 16 May 2001 | British | 72 years |
| Gordon Mark Hurst | Director | 16 May 2001 | 27 Jun 2002 | British | 63 years |
| Howard Alan Montagu | Director | 9 Nov 2009 | 28 Feb 2020 | British | 55 years |
| John Hilton Berg | Secretary | 14 Jul 1998 | 15 Sept 2000 | British | - |
| Jonathan Glyn Vickers | Director | 19 May 2005 | 21 Apr 2009 | British | 63 years |
| Jonathan James Eadie | Director | 16 Mar 2006 | 31 Dec 2008 | English | 64 years |
| Liam Robert O'sullivan | Director | 19 Jan 2009 | 23 Oct 2009 | Uk | 53 years |
| Link Group Corporate Secretary Limited | Corporate Secretary | 3 Nov 2017 | 28 Jun 2019 | United Kingdom | - |
| Medha Shiralkar | Director | 5 Jul 2004 | 28 Feb 2006 | British | 68 years |
| Michael David Thraves | Director | 7 Jun 2004 | 31 Dec 2005 | British | 66 years |
| Neal Morar | Director | 27 Jun 2002 | 18 Feb 2003 | British | 55 years |
| Nicholas Charles Everard | Director | 30 Oct 2002 | 13 Jul 2005 | British | 69 years |
| Paul Richard Martin Pindar | Director | 16 May 2001 | 27 Jun 2002 | British | 66 years |
| Paula Celine Corrigan | Director | 30 Jul 2013 | 2 Feb 2016 | Irish | 52 years |
| Richard Anthony Eves | Secretary | 24 Apr 1997 | 14 Jul 1998 | British | - |
| Robert Charles Coyle | Director | 16 May 2001 | 10 May 2005 | British | 60 years |
| Roger Albert Gartside Neville | Director | 28 May 1992 | 30 Jun 1994 | British | 94 years |
| Stephen William Broughton | Director | 29 Apr 1998 | 16 May 2001 | British | 78 years |
| Susan Elizabeth Lawrence | Director | 24 Nov 2006 | 31 Jul 2015 | British | 64 years |
| Thomas Arthur Hayes | Director | 28 May 1992 | 11 Dec 1998 | British | 82 years |
| Thomas Scott Nelson | Director | 28 May 1992 | 5 Mar 1998 | British | 86 years |
| Tina Maria Fontana | Secretary | 16 May 2001 | 1 Nov 2004 | British | - |