| Adrian Galtry | Director | 8 Nov 1991 | 5 Sept 2003 | British | 83 years |
| Aileen Valerie Brown | Director | 29 Oct 2012 | 13 Dec 2012 | British | 76 years |
| Andrew Paul Gough | Director | 8 Sept 2003 | 31 Dec 2007 | British | 71 years |
| Anthony John Hast Durham | Director | 8 Nov 1991 | 25 Mar 1993 | British | 103 years |
| Anthony Robert Morton | Director | 23 Dec 1993 | 30 Apr 2006 | British | 85 years |
| Christopher Antony Gardner Brown | Director | 27 May 2004 | 18 Apr 2008 | British | 55 years |
| Colin Grant | Director | 19 Mar 2010 | 26 Oct 2012 | British | 73 years |
| David Sidney Fordham | Director | 1 Nov 1999 | 13 Dec 2012 | British,german | 73 years |
| David Sidney Fordham | Secretary | 27 Jul 2001 | 20 Sept 2001 | British,german | - |
| Frank Thomas Bunting | Director | 8 Nov 1991 | 30 Jun 1994 | British | 96 years |
| George Alan Bremner | Director | 8 Nov 1991 | 30 Apr 1999 | British | 76 years |
| George Alan Bremner | Secretary | 8 Nov 1991 | 30 Apr 1999 | British | - |
| Graham William Ayres | Director | 20 Sept 2001 | 4 Sept 2012 | British | 63 years |
| Graham William Ayres | Secretary | 20 Sept 2001 | 25 May 2005 | British | - |
| Ian Miller Richard | Director | 8 Nov 1991 | 31 Dec 2003 | British | 89 years |
| James Patrick Bradley | Director | 29 Apr 1999 | 27 Jul 2001 | British | 66 years |
| James Patrick Bradley | Secretary | 30 Apr 1999 | 27 Jul 2001 | British | - |
| Janet Smith | Director | 24 Jul 2008 | 13 Dec 2012 | British | 64 years |
| Julia Frances Hutt | Secretary | 25 May 2005 | 13 Mar 2006 | British | - |
| Lisa Jane Gordon | Director | 22 Nov 2007 | 9 Aug 2013 | British | 60 years |
| Michael Dorman Carr | Director | 29 Apr 1999 | 31 Aug 2001 | British | 70 years |
| Ricky Allan | Director | 1 Jun 2010 | 29 Oct 2012 | British | 58 years |
| Robert Peter Richard Iliffe | Director | 8 Nov 1991 | 13 Feb 2014 | British | 82 years |
| Stuart John Francis Slade | Director | 13 Mar 2006 | 13 Dec 2012 | British | 54 years |
| Stuart John Francis Slade | Secretary | 13 Mar 2006 | 13 Dec 2012 | British | - |
| Timothy Denis Morris | Director | 8 Nov 1991 | 17 Feb 1996 | British | 91 years |