| Adrian Patrick White | Director | 30 Apr 2008 | 6 May 2011 | British | 59 years |
| Andrew Charles Shaw | Director | 6 Dec 1994 | 9 Jan 2006 | British | 71 years |
| Brian John Marsh | Secretary | 5 Jun 1991 | 23 Mar 1995 | British | - |
| Brian Paul Hancock | Director | 29 Jun 1995 | 9 Jan 2006 | British | 76 years |
| Christopher David Coles | Director | 6 Dec 1994 | 8 Apr 1997 | British | 72 years |
| Christopher Michael Adams | Director | 5 Aug 2016 | 4 Jan 2024 | British | 44 years |
| Christopher Sutton | Director | 6 May 2011 | 19 Dec 2014 | British | 68 years |
| David Dermot Hennessey | Secretary | 25 Jan 2017 | 8 Jan 2024 | - | - |
| David James Stanley Oldfield | Director | 19 Dec 2006 | 21 Nov 2012 | British | 64 years |
| David John Stehr | Director | 12 Oct 1998 | 5 Dec 2008 | British | 72 years |
| David Keith Potts | Director | 5 Jun 1991 | 26 Jun 1997 | British | 75 years |
| David Keith Potts | Director | 9 Jan 2006 | 28 Sept 2007 | British | 75 years |
| David Walker | Director | 15 Apr 1994 | 13 Jul 2005 | British | 79 years |
| Edwin Whitfield Swatman | Director | 5 Jun 1991 | 2 Nov 1993 | British | 82 years |
| Geoffrey Gillespie | Director | 5 Jun 1991 | 24 Mar 1994 | British | 93 years |
| John Howard Ross | Secretary | 23 Mar 1995 | 30 Jun 1997 | British | - |
| John Lewis Davies | Director | 5 Jun 1991 | 22 Jan 1997 | British | 77 years |
| John Lewis Davies | Director | 1 Jan 2000 | 18 Dec 2006 | British | 77 years |
| John Woolley | Director | 23 Jun 2005 | 31 Jul 2006 | British | 70 years |
| Jonathan Ashley Spence | Director | 22 Sept 1999 | 31 Jul 2002 | British | 65 years |
| Jonathan Kim Walden | Director | 2 Nov 1993 | 6 Dec 1994 | British | 73 years |
| Kenneth James Lee | Director | 29 Jun 1995 | 22 Sept 1999 | British | 71 years |
| Kevin John Paul Kennedy | Director | 26 Jun 1997 | 12 Oct 1998 | British | 68 years |
| Maria Del Carmen Guzman Lopez | Director | 19 Dec 2014 | 5 Aug 2016 | Spanish | 59 years |
| Michael David Adams | Director | 5 Jun 1991 | 2 Nov 1993 | British | 83 years |
| Michael David Whytock | Director | 6 Jul 2009 | 5 Aug 2016 | British | 60 years |
| Michael Peter Kilbee | Director | 9 Jan 2006 | 30 Apr 2008 | British | 79 years |
| Michael Peter Kilbee | Secretary | 30 Jun 1997 | 9 Jan 2006 | British | - |
| Paul Gittins | Secretary | 1 Sept 2010 | 25 Jan 2017 | - | - |
| Paul Gittins | Secretary | 12 Jan 2024 | 31 Jul 2024 | - | - |
| Peter Francis Hook | Director | 22 Jan 1997 | 31 Dec 1999 | British | 82 years |
| Peter Robert Harris | Director | 6 Dec 1994 | 29 Jun 1995 | British | 75 years |
| Philip Geoffrey Holt | Director | 5 Jun 1991 | 21 Sept 2000 | British | 86 years |
| Philip John Stones | Director | 23 Sept 1994 | 8 Apr 1997 | British | 80 years |
| Philip John Stones | Director | 9 Jun 2000 | 31 Jul 2006 | British | 80 years |
| Richard Andrew Jones | Director | 5 Aug 2016 | 28 Oct 2022 | British | 54 years |
| Richard Howard Close | Director | 2 Nov 1993 | 29 Jun 1995 | British | 68 years |
| Robert Austin Connor | Secretary | 9 Jan 2006 | 1 Sept 2010 | British | - |
| Robert John Browning | Director | 5 Jun 1991 | 2 Nov 1993 | British | 79 years |
| Robin Anthony Birkett | Director | 26 Jun 1997 | 24 Aug 2000 | British | 76 years |
| Ronald Maclachlan | Director | 15 Apr 1997 | 10 Mar 1999 | British | 78 years |
| Roy Leslie Sterry | Director | 5 Jun 1991 | 23 Sept 1994 | British | 81 years |
| Samuel David Burton | Director | 2 Nov 1993 | 11 Oct 1994 | British | 69 years |
| Timothy Mark Blackwell | Director | 28 Sept 2007 | 21 Jun 2011 | British | 57 years |
| William James Hamer | Director | 5 Jan 2009 | 6 Jul 2009 | British | 78 years |