| Barratt Corporate Secretarial Services Limited | Corporate Secretary | 9 Feb 2012 | 17 Oct 2017 | United Kingdom | - |
| Branton Wright | Secretary | 17 Nov 1991 | 29 Nov 1991 | British | - |
| Colin Albert Dearlove | Director | 1 Dec 1992 | 31 Dec 2000 | British | 74 years |
| Colin Albert Dearlove | Director | 1 Dec 1992 | 30 Jun 2006 | British | 74 years |
| Colin Albert Dearlove | Secretary | 1 May 2000 | 31 Dec 2000 | British | - |
| David Andrew Pretty | Director | 7 Nov 2002 | 31 Dec 2006 | British | 81 years |
| David Fraser Thomas | Director | 18 Jan 2011 | 17 Oct 2017 | British | 62 years |
| David Robinson Broadhead | Director | 17 Nov 1991 | 12 Jun 2009 | British | 79 years |
| Frank Eaton | Director | 25 Jul 1997 | 7 Oct 2002 | British | 75 years |
| Fred Brown | Secretary | 29 Nov 1991 | 30 Apr 2000 | British | - |
| John Terry | Director | 17 Nov 1991 | 29 Nov 1991 | British | 94 years |
| Laurence Dent | Director | 29 Mar 2001 | 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 |
| Neil Cooper | Director | 23 Nov 2015 | 19 Jan 2017 | British | 58 years |
| Robert William Rennie James | Director | 17 Nov 1991 | 30 Oct 1992 | British | 84 years |
| Stephen David James Pedrick-moyle | Director | 12 Jun 2009 | 30 Jun 2014 | British | 58 years |