| Barratt Corporate Secretarial Services Limited | Corporate Secretary | 13 Jun 2011 | 9 Oct 2017 | United Kingdom | - |
| Colin Albert Dearlove | Director | 29 Aug 1995 | 30 Jun 2006 | British | 74 years |
| Colin Albert Dearlove | Secretary | 1 May 2000 | 31 Dec 2000 | British | - |
| David Andrew Pretty | Director | 23 Oct 1991 | 31 Aug 1995 | British | 81 years |
| David Andrew Pretty | Director | 30 Oct 2002 | 31 Dec 2006 | British | 81 years |
| David Fraser Thomas | Director | 1 Apr 2010 | 6 Oct 2017 | British | 62 years |
| David Robinson Broadhead | Director | 29 Aug 1995 | 12 Jun 2009 | British | 79 years |
| Frank Eaton | Director | 25 Nov 1997 | 7 Oct 2002 | British | 75 years |
| Fred Brown | Secretary | 29 Aug 1995 | 30 Apr 2000 | British | - |
| Julian Pacey | Director | 1 Jul 1993 | 29 Aug 1995 | British | 74 years |
| Kathirkamathasan Sri-balakumaran | Secretary | 1 Dec 1993 | 29 Aug 1995 | British | - |
| Laurence Dent | Director | 11 Oct 2002 | 31 Dec 2010 | British | 73 years |
| Laurence Dent | Secretary | 1 Jan 2001 | 31 Dec 2010 | British | - |
| Mark Andrew Pain | Director | 1 Mar 2006 | 21 Jul 2009 | British | 64 years |
| Mark Sydney Clare | Director | 2 Oct 2006 | 31 Jul 2015 | British | 68 years |
| Neil Cooper | Director | 23 Nov 2015 | 19 Jan 2017 | British | 58 years |
| Paul Robert Gieron | Director | 1 Jul 1993 | 29 Aug 1995 | British | 71 years |
| Richard Christopher Reynolds | Director | 23 Oct 1991 | 29 Aug 1995 | British | 80 years |
| Rodney Steven Lailey Wilks | Director | 23 Oct 1991 | 29 Aug 1995 | British | 71 years |
| Rodney Steven Lailey Wilks | Secretary | 23 Oct 1991 | 1 Dec 1993 | British | - |
| Stephen David James Pedrick-moyle | Director | 12 Jun 2009 | 30 Jun 2014 | British | 58 years |