| Alan Charles Fuller | Director | 6 Dec 1995 | 1 Jul 1996 | British | 68 years |
| Alan Charles Fuller | Secretary | 6 Dec 1995 | 1 Jul 1996 | British | - |
| Alan William Severn | Director | 13 Feb 2006 | 29 Oct 2010 | British | 78 years |
| Anthony Geoffrey Cox | Director | 9 Sept 1996 | 2 May 1997 | British | 73 years |
| Beverley Elizabeth Lawson | Director | 29 Oct 2010 | 29 Aug 2013 | British | 67 years |
| Elizabeth Anne Davies | Secretary | 13 Feb 2006 | 16 Dec 2013 | British | - |
| Gary Atkinson | Director | 25 Jun 1992 | 11 Sept 1992 | British | 74 years |
| Helen Mary Seeber | Director | 17 Jun 2020 | 12 Jan 2024 | British | 43 years |
| Hugh Christopher Thorpe Staunton | Secretary | 2 May 1997 | 10 Mar 2004 | British | - |
| Jeffrey Gundel | Director | 18 Apr 1992 | 5 Dec 1993 | British | 82 years |
| John Banks Hargreaves | Director | 18 Apr 1992 | 25 Nov 1992 | British | 99 years |
| John Frederick Sankey | Director | 18 Apr 1992 | 13 Nov 1992 | British | 84 years |
| John Frederick Sankey | Secretary | 18 Apr 1992 | 13 Nov 1992 | British | - |
| John Michael Winter | Director | 31 Dec 1992 | 21 Feb 1996 | British | 78 years |
| Julian Henry Peddle | Director | 2 May 1997 | 13 Feb 2006 | British | 72 years |
| Keith Martyn Spicer | Director | 13 Feb 2006 | 19 Sept 2008 | British | 65 years |
| Keith Robertson Cochrane | Director | 6 Dec 1995 | 2 May 1997 | British | 61 years |
| Kenneth Mcintyre Carlaw | Director | 28 Aug 2012 | 31 Mar 2016 | British | 64 years |
| Kevin Paul Hawkins | Director | 29 Oct 2010 | 4 Jun 2015 | British | 67 years |
| Lorna Edwards | Secretary | 16 Dec 2013 | 12 Jun 2020 | - | - |
| Lorna Edwards | Director | 27 Jun 2016 | 17 Jun 2020 | British | 42 years |
| Mark Antony Bowd | Director | 22 Jan 2016 | 27 Jun 2016 | British | 64 years |
| Michael Bruce Clayton | Director | 1 Jul 1996 | 2 May 1997 | British | 70 years |
| Michael Bruce Clayton | Secretary | 1 Jul 1996 | 2 May 1997 | British | - |
| Michael David Cooper | Director | 13 Feb 2006 | 3 Mar 2006 | British | 63 years |
| Michael James Conroy | Director | 18 Apr 1992 | 13 Nov 1992 | British | 70 years |
| Nathanael Christopher Mellor | Director | 29 Aug 2013 | 30 May 2014 | British | 51 years |
| Paul Anthony Merryweather | Director | 31 Dec 1992 | 6 Dec 1995 | British | 81 years |
| Paul Stephen Adcock | Director | 1 Feb 2010 | 18 Jan 2016 | British | 55 years |
| Richard Anthony Bowler | Director | 13 Feb 2006 | 27 Jun 2016 | British | 73 years |
| Richard George Smith | Director | 31 Dec 1992 | 6 Dec 1995 | British | 72 years |
| Richard George Smith | Secretary | 31 Dec 1992 | 6 Dec 1995 | British | - |
| Stephen James Williams | Director | 18 Apr 1992 | 31 Dec 1992 | British | 76 years |
| William Barry Hinkley | Director | 6 Dec 1995 | 2 May 1997 | British | 77 years |
| Yvonne Newey | Director | 2 May 1997 | 13 Feb 2006 | British | 68 years |
| Yvonne Newey | Secretary | 2 May 1997 | 13 Feb 2006 | British | - |