| Adam John Applegarth | Director | 1 Aug 2002 | 12 Dec 2007 | British | 63 years |
| Allison Mary Thompson | Director | 1 Aug 2002 | 1 Nov 2010 | British | 61 years |
| Andrea Margaret Blance | Director | 21 Feb 2002 | 1 Aug 2002 | British | 61 years |
| Andrew David Fairhurst | Secretary | 10 Jan 1993 | 23 Aug 1993 | British | - |
| Andrew Michael Crossley | Director | 18 Nov 1999 | 11 Aug 2000 | British | 69 years |
| Carol Ann Dockrell | Secretary | 12 May 1997 | 18 Aug 1997 | British | - |
| Christina Gail Lewis | Secretary | 1 Jan 2021 | 1 Apr 2021 | - | - |
| Claire Anne Davies | Director | 15 Feb 2001 | 17 May 2001 | British | 64 years |
| Claire Anne Davies | Secretary | 18 Aug 1997 | 15 Feb 2001 | British | - |
| Claire Louise Craigie | Secretary | 30 Jul 2014 | 1 Jan 2021 | - | - |
| Claire Louise Craigie | Secretary | 1 Apr 2021 | 25 Oct 2024 | - | - |
| Claire Louise Craigie | Director | 1 Jan 2021 | 25 Oct 2024 | British | 61 years |
| Clare Frances Carson | Secretary | 15 Feb 2001 | 31 Dec 2001 | British | - |
| Colin Charles Harris | Director | 10 Jan 1993 | 6 Nov 1996 | British | 81 years |
| Colin Taylor | Secretary | 1 Aug 2002 | 17 Jan 2006 | British | - |
| Colin Tom Greener | Secretary | 17 Jan 2006 | 1 Nov 2010 | British | - |
| David Andrew Jones | Director | 1 Aug 2002 | 21 Apr 2010 | British | 67 years |
| David Frank Baker | Director | 1 Aug 2002 | 2 May 2008 | British | 72 years |
| Fred Kenneth Desmond | Director | 10 Jan 1993 | 23 Aug 1993 | British | 99 years |
| Geraint Charles Thomas | Director | 10 Jan 1993 | 21 Apr 1999 | British | 72 years |
| Ian John Hares | Director | 30 Jul 2014 | 1 Aug 2021 | British | 67 years |
| James Michael Bury | Director | 17 May 2000 | 1 Aug 2002 | British | 64 years |
| John Derek Whorwood | Director | 10 Jan 1993 | 1 Aug 2002 | British | 74 years |
| John Gornall | Secretary | 3 Dec 2012 | 30 Jul 2014 | - | - |
| John Gornall | Director | 30 Jul 2014 | 1 Jan 2021 | British | 65 years |
| Julie Shipley | Secretary | 1 Nov 2010 | 3 Dec 2012 | British | - |
| Lawrence Kevin Penney | Director | 10 Jan 1993 | 1 Feb 1996 | British | 76 years |
| Lawrence Kevin Penney | Director | 18 Nov 1999 | 15 Feb 2001 | British | 76 years |
| Mark Julian Gregory | Director | 15 Feb 2001 | 31 Dec 2001 | British | 62 years |
| Mark Peter Kelly | Director | 10 Jan 1993 | 21 Sept 1999 | British | 68 years |
| Martin David Pengilly | Director | 15 Feb 2001 | 1 Aug 2002 | British | 58 years |
| Meera Shah | Secretary | 31 Dec 2001 | 1 Aug 2002 | British | - |
| Mervyn Christopher Griffiths | Director | 10 Jan 1993 | 31 Dec 1994 | British | 89 years |
| Michael Anthony Christopher Hayden | Director | 22 Apr 1999 | 18 Nov 1999 | Irish | 63 years |
| Neville Russell Walton | Director | 6 Nov 1996 | 21 Apr 1999 | British | 72 years |
| Paul Martin Hopkinson | Director | 1 Nov 2010 | 30 Jul 2014 | British | 67 years |
| Phillip Alexander Mclelland | Director | 1 Mar 2011 | 30 Jul 2014 | British | 59 years |
| Richard John Christopher Barclay | Director | 1 Aug 2002 | 19 Apr 2010 | British | 66 years |
| Simon Robert Pistell | Director | 22 Apr 1999 | 16 Aug 2000 | British | 58 years |
| Stephen Charles Addison Smith | Director | 31 Dec 1994 | 17 Apr 1998 | British | 68 years |
| Thomas Andrew Forwood Smith | Secretary | 23 Aug 1993 | 18 Apr 1997 | British | - |
| Yvonne Hall | Director | 3 Aug 2010 | 1 Feb 2011 | British | 66 years |