| Adam Dakin | Director | 11 Sept 2015 | 3 Jul 2023 | English | 64 years |
| Christopher Mark Hodson | Director | 10 May 2010 | 31 Aug 2016 | British | 52 years |
| Duncan Robert Jenkins | Director | 1 Jun 2007 | 1 Oct 2010 | British | 55 years |
| Geoffrey Nicholas Woolley | Director | 31 Mar 1992 | 16 Aug 1995 | British | 80 years |
| Graeme Richard William Hunter | Director | 20 Nov 2015 | 3 Jul 2023 | British | 63 years |
| Graham Henry Edwards | Director | 11 Sept 2015 | 3 Jul 2023 | British | 62 years |
| Henry Lloyd Richards | Director | 17 Aug 1995 | 11 Sept 2015 | British | 75 years |
| James Leslie Stone | Director | 25 Jul 2011 | 3 Jul 2023 | British | 52 years |
| James Michael Brady | Director | 10 Apr 2007 | 1 Oct 2010 | British | 73 years |
| James Michael Brady | Secretary | 1 Jun 2007 | 1 Oct 2010 | British | - |
| Jordan Company Secretaries Limited | Corporate Secretary | 1 Oct 2010 | 11 Sept 2015 | United Kingdom | - |
| Kevin Patrick Joseph Moriarty | Director | 26 Feb 2010 | 31 Mar 2017 | British | 55 years |
| Linda Carol Ainscough | Director | 21 Sept 1993 | 30 Nov 1994 | British | 74 years |
| Linda Carol Ainscough | Secretary | 13 May 1991 | 30 Nov 1994 | British | - |
| Maureen Davies | Secretary | 30 Nov 1994 | 17 Aug 1995 | British | - |
| Noel Melville Stephens | Director | 17 Aug 1995 | 31 May 2007 | British | 86 years |
| Noel Melville Stephens | Secretary | 17 Aug 1995 | 31 May 2007 | British | - |
| Peter Agar Clery | Director | 17 Aug 1995 | 31 Mar 1998 | British | 89 years |
| Philip Charles Harnden | Secretary | 4 Apr 1991 | 13 May 1991 | British | - |
| Poh Lim Lai | Nominee Director | 4 Apr 1991 | 13 May 1991 | British | 69 years |
| Richard Crossley Bilborough | Director | 13 May 1991 | 16 Dec 1992 | British | 95 years |
| Richard Michael Pilkington | Director | 26 Feb 2010 | 10 May 2010 | British | 59 years |
| Robin Michael Drayton | Director | 17 Aug 1995 | 31 Jul 2008 | British | 80 years |
| Russell Charles Gurnhill | Director | 11 Sept 2015 | 3 Jul 2023 | British | 56 years |
| Warren Ashley Persky | Director | 11 Sept 2015 | 19 Sept 2017 | British | 61 years |