| Amy Williamson | Secretary | 14 Dec 2011 | 14 Sept 2012 | - | - |
| Anne Margaret Gunther | Director | 15 Mar 1993 | 20 Jun 1994 | British | 70 years |
| Anthony Charles Warren | Director | 31 Oct 1996 | 9 Dec 1997 | British | 84 years |
| Brian Edward Brodie | Director | 19 Aug 2003 | 1 Nov 2005 | British | 60 years |
| Brian Mccrindle | Director | 12 Dec 2016 | 31 May 2018 | British | 58 years |
| Carolyn Smith | Secretary | 5 Dec 2000 | 30 Mar 2001 | British | - |
| Charles William Haresnape | Director | 2 Aug 2002 | 1 Nov 2005 | British | 67 years |
| Conrad David John Almond | Director | 20 Sept 1997 | 5 May 2000 | British | 59 years |
| Craig Francis Donaldson | Director | 24 Oct 2007 | 5 Apr 2009 | British | 54 years |
| Darrell Paul Evans | Director | 2 Feb 2007 | 15 Feb 2010 | British | 56 years |
| Darrell Paul Evans | Director | 2 Aug 2002 | 26 Oct 2002 | British | 56 years |
| David John Hofmann | Secretary | 1 Feb 1997 | 5 Dec 2000 | British | - |
| David John Powell | Director | 15 Mar 1993 | 16 Mar 1994 | British | 80 years |
| David Powell Jones | Director | 20 Dec 2005 | 29 Sept 2006 | British | 51 years |
| David Ross Strange | Director | 22 Mar 1995 | 2 Aug 2002 | British | 71 years |
| Derek John Lewis | Secretary | 2 Nov 2007 | 30 Jun 2008 | British | - |
| Feilim Mackle | Director | 1 Nov 2005 | 14 Aug 2006 | Irish | 58 years |
| Fiona Lesley Davis | Director | 17 Aug 2009 | 30 Jun 2014 | British | 64 years |
| Gary Michael Howell | Director | 1 Nov 2005 | 7 Jul 2009 | British | 64 years |
| George Joseph Wise | Director | 27 Jun 1994 | 20 Jan 2000 | British | 82 years |
| Gillian Lawson Mcintyre | Secretary | 14 Sept 2012 | 4 Dec 2015 | - | - |
| Hamish Martin Vincent Gray | Director | 15 Mar 1993 | 16 Dec 1997 | British | 79 years |
| Hugh Anthony Shaw | Director | 15 Mar 1993 | 21 Feb 1995 | British | 83 years |
| John Albert Lea | Secretary | 30 Mar 2001 | 20 Apr 2004 | British | - |
| John Beauchamp Budd | Director | 15 Mar 1993 | 11 May 1995 | British | 80 years |
| John Scott Young (jnr) | Director | 21 Dec 2011 | 12 Dec 2016 | British | 58 years |
| Jon Craig Cooper | Director | 16 Jan 2006 | 4 Sept 2012 | British | 54 years |
| Keith Scot | Director | 22 Mar 1995 | 18 Nov 1996 | British | 63 years |
| Kennedy Campbell Foster | Director | 5 May 2000 | 19 Aug 2003 | British | 75 years |
| Lawrence Churchill | Director | 24 Apr 1996 | 15 Dec 1997 | British | 79 years |
| Leslie Durno Matheson | Director | 2 Feb 2010 | 20 Feb 2012 | British | 66 years |
| Lorraine May Blair | Secretary | 1 Nov 2005 | 1 Nov 2007 | British | - |
| Marina Louise Thomas | Secretary | 20 Apr 2004 | 1 Nov 2005 | British | - |
| Mark Joseph Smith | Director | 7 Jul 2009 | 6 May 2011 | British | 67 years |
| Michael George Whitehouse | Director | 15 Mar 1994 | 23 Jan 1997 | British | 79 years |
| Michael John Searle | Director | 25 Jan 1994 | 16 May 1997 | British | 78 years |
| Moray Innes Mcdonald | Director | 12 Jan 2011 | 5 Mar 2019 | British | 63 years |
| Neil Clark Macarthur | Secretary | 11 Aug 2008 | 14 Dec 2011 | British | - |
| Patrick Anthony Gonsalves | Secretary | 30 Jan 1995 | 31 Jan 1997 | British | - |
| Rachel Elizabeth Butlin | Secretary | 15 Mar 1993 | 5 Dec 1994 | British | - |
| Richard Rushton | Director | 15 Mar 1993 | 30 Nov 1993 | British | 67 years |
| Robert Christopher Cregeen | Director | 22 Mar 1995 | 31 Dec 1996 | British | 85 years |
| Robert James Mackenzie Bulloch | Director | 14 Aug 2006 | 8 Dec 2006 | British | 64 years |
| Robert Whitley Saxton | Director | 15 Mar 1993 | 31 Dec 1994 | British | 80 years |
| Stephen John Stanley Wells | Director | 22 Mar 1995 | 9 Dec 1997 | British | 77 years |
| Stuart Rodwell Chandler | Director | 22 Mar 1995 | 30 Sept 1996 | British | 81 years |
| Susan Mary Allen | Director | 17 Aug 2012 | 6 Oct 2014 | Irish | 59 years |