| Andrew Malcolm Paine | Director | 31 Oct 2003 | 14 Apr 2008 | British | 65 years |
| Annette Marion Deveson | Director | 1 Jul 2008 | 25 Jul 2017 | British | 57 years |
| Caroline Louise Farbridge | Secretary | 31 May 1994 | 28 Sept 1994 | British | - |
| Elaine Phillippa Delamer House | Secretary | 28 Sept 1994 | 10 Mar 1995 | British | - |
| Gordon Alan Macdougall | Director | 25 Jun 2009 | 29 Jul 2016 | British | 56 years |
| Ian David Mays | Director | 4 Mar 1997 | 31 Oct 2003 | British | 73 years |
| Jonathan Edward Russell | Director | 1 Oct 1994 | 29 Aug 1996 | British | 66 years |
| Martin Donald Collinson | Secretary | 10 Mar 1993 | 11 Oct 1993 | British | - |
| Michael Robert O'neill | Director | 31 Oct 2003 | 1 Jul 2008 | British | 58 years |
| Michael Robert O'neill | Secretary | 4 Mar 1997 | 10 May 2004 | British | - |
| Peter Moore Quilleash | Director | 21 Sept 1998 | 31 Oct 2003 | British | 74 years |
| Rachel Ruffle | Director | 22 Apr 2008 | 31 Jul 2023 | British | 59 years |
| Roger Dickinson | Director | 10 Mar 1993 | 13 Sept 1994 | British | 80 years |
| Roger Dickinson | Director | 29 Aug 1996 | 4 Mar 1997 | British | 80 years |
| Sarah Marie Davenport Christie | Secretary | 30 Jun 1995 | 4 Mar 1997 | British | - |
| Valerie Codling | Secretary | 11 Oct 1993 | 31 May 1994 | British | - |
| William Douglas Wright | Director | 1 Jul 2008 | 25 Jun 2009 | British | 66 years |
| William John Wilkinson | Director | 12 Sept 1994 | 19 Aug 1996 | British | 80 years |