| Alexander James Doull | Director | 1 Jan 2006 | 28 May 2008 | British | 73 years |
| Anthony William Merricks | Director | 5 Jun 1992 | 14 Jan 2002 | British | 85 years |
| Craig Mcgowan | Director | 1 Jan 2022 | 24 Oct 2023 | British | 46 years |
| David Rae Moffett | Director | 19 Jul 1993 | 31 Dec 2005 | British | 79 years |
| Godfrey Leslie John Paling | Director | 9 Feb 1992 | 30 Dec 1992 | British | 89 years |
| Graham Edward Wren | Director | 21 May 2008 | 1 Jan 2011 | British | 70 years |
| Gregory William Mutch | Secretary | 19 Jun 2013 | 30 Sept 2015 | - | - |
| John Norman Mure | Director | 9 Feb 1992 | 19 Jul 1993 | British | 80 years |
| Keith John Barrow | Director | 1 Jan 2006 | 28 May 2008 | British | 65 years |
| Kenneth James White | Director | 15 May 2008 | 18 Jun 2013 | English | 66 years |
| Kenneth James White | Secretary | 15 May 2008 | 3 Mar 2014 | English | - |
| Martin John Sands | Director | 9 Feb 1992 | 19 Jul 1993 | British | 91 years |
| Michael John Colin Milton | Secretary | 21 Mar 1997 | 18 Aug 1997 | British | - |
| Michael William Welton | Director | 5 Jun 1992 | 1 Feb 1996 | British | 80 years |
| Nigel Craig Roberts | Director | 17 Mar 2014 | 27 Nov 2019 | British | 61 years |
| Paul Edward Cochiese Ferguson | Secretary | 1 Jan 1995 | 21 Mar 1997 | British | - |
| Peter John Dennis | Director | 1 Oct 1997 | 31 Dec 2005 | British | 73 years |
| Peter John Steckelmacher | Director | 5 Jun 1992 | 1 Apr 1998 | British | 78 years |
| Peter John Steckelmacher | Secretary | 30 Dec 1992 | 1 Jan 1995 | British | - |
| Philip Hugh Morris | Secretary | 18 Aug 1997 | 1 May 1998 | British | - |
| Philip Hugh Morris | Secretary | 22 Sept 2003 | 15 May 2008 | British | - |
| Philip Michael Wright | Director | 26 Nov 2019 | 31 Mar 2022 | British | 68 years |
| Philip Michael Wright | Secretary | 1 May 1998 | 22 Sept 2003 | British | - |
| Ralph Kirk | Secretary | 9 Feb 1992 | 30 Dec 1992 | British | - |
| Robin Nelson Abraham | Director | 5 Jun 1992 | 31 Oct 1992 | British | 77 years |
| Stephen John Tarr | Director | 17 Mar 2014 | 27 Nov 2019 | British | 67 years |
| Tony Dixon | Director | 1 May 2011 | 17 Mar 2014 | British | 61 years |