| Alexander James Marsh | Director | 16 Mar 2000 | 30 Sept 2008 | British | 80 years |
| Brian Chan | Director | 13 Oct 1999 | 16 Mar 2000 | Canadian | 71 years |
| David Parry | Director | 5 Aug 1996 | 13 Oct 1999 | British | 68 years |
| Derek Malcolm Jones | Director | 19 Sept 2016 | 25 Nov 2024 | British | 55 years |
| Douglas William Border | Director | 1 Nov 1993 | 5 Aug 1996 | British | 73 years |
| Eddie Chow | Director | 13 Oct 1999 | 16 Mar 2000 | Canadian | 78 years |
| Edward John Warbey | Director | 13 Aug 1991 | 18 May 1995 | British | 80 years |
| Eunice Ivy Payne | Secretary | 27 Jul 2012 | 25 Feb 2013 | - | - |
| Iain Stuart Urquhart | Director | 21 Jul 2005 | 19 Sept 2016 | British | 61 years |
| Ilgi Kim | Director | 3 Dec 2024 | 31 Mar 2025 | British | 46 years |
| John Barr | Director | 13 Aug 1991 | 31 Oct 1993 | British | 90 years |
| Karen Louise Stewart | Director | 31 Mar 2018 | 31 Mar 2025 | British | 47 years |
| Malcolm Ronald Keith | Director | 6 May 1993 | 16 Mar 2000 | British | 89 years |
| Mark William Hardy | Director | 19 Sept 2016 | 31 Mar 2018 | British | 69 years |
| Murray Simpson Easton | Director | 16 Mar 2000 | 31 May 2002 | British | 75 years |
| Nicholas James William Borrett | Director | 27 Jul 2012 | 19 Sept 2016 | British | 59 years |
| Robert Scott Martin | Secretary | 16 Mar 2000 | 21 Apr 2004 | British | - |
| Simon Paul O'neill | Director | 18 May 1995 | 31 Mar 1999 | British | 75 years |
| Stanley Alan Royall Billiald | Director | 23 Jan 2006 | 24 Jun 2010 | Other | 82 years |
| Stanley Alan Royall Billiald | Secretary | 19 Nov 2002 | 1 Jul 2009 | Other | - |
| Timothy Wey Ming Liu | Director | 13 Aug 1991 | 18 May 1995 | British | 70 years |
| Timothy Wey Ming Liu | Director | 13 Oct 1999 | 30 Jun 2005 | British | 70 years |
| Timothy Wey Ming Liu | Secretary | 13 Aug 1991 | 18 May 1995 | British | - |
| Trevor Thomas Bushell | Secretary | 18 May 1995 | 16 Mar 2000 | British | - |
| Valerie Francine Anne Teller | Secretary | 1 Jul 2009 | 27 Jul 2012 | British | - |
| Valerie Francine Anne Teller | Director | 24 Jun 2010 | 27 Jul 2012 | British | 47 years |
| William Alan Cramond | Director | 16 Mar 2000 | 20 Oct 2003 | British | 70 years |