| Alan Gibson | Director | 1 Aug 2001 | 14 Dec 2006 | British | 79 years |
| Alan Wingate Jones | Director | 1 Feb 1996 | 31 Aug 1999 | British | 86 years |
| Alistair James Wivell | Director | 12 Jun 2002 | 31 Dec 2005 | British | 80 years |
| Andrew Edward Rose | Director | 1 Aug 2001 | 12 Jun 2002 | British | 74 years |
| Andrew Edward Rose | Director | 1 Jul 2005 | 5 Nov 2010 | British | 74 years |
| Andrew James Mcnaughton | Director | 1 Nov 2004 | 3 May 2014 | British | 62 years |
| Andrew Robert Astin | Secretary | 4 Aug 2015 | 28 Mar 2017 | - | - |
| Barry Peter Perrin | Director | 1 Jun 2011 | 29 Jun 2016 | British | 62 years |
| Brian Osborne | Director | 14 Aug 2002 | 31 Dec 2012 | British | 73 years |
| Charles Nicholas Pollard | Director | 1 Jul 2013 | 30 Jun 2015 | British | 67 years |
| Christopher David Vaughan | Director | 1 Dec 2008 | 21 Jun 2013 | British | 61 years |
| Christopher William Healy | Secretary | 30 Apr 2015 | 3 Aug 2015 | - | - |
| David Ronald Suff | Director | 1 Aug 2001 | 25 Mar 2009 | British | 77 years |
| David Ross Mercer | Secretary | 28 Mar 2017 | 4 Feb 2019 | - | - |
| David Wilkinson Cawthra | Director | 23 Apr 1991 | 30 Sept 1991 | British | 82 years |
| Dean John Banks | Director | 1 Jul 2015 | 10 Feb 2021 | British | 54 years |
| Duncan Jonathan Magrath | Director | 14 Dec 2006 | 31 Dec 2008 | British | 61 years |
| Francis Declan Finbar Tempany Mccormack | Secretary | 1 Aug 1992 | 22 Sept 2008 | British | - |
| Gavin Russell | Director | 1 Oct 2016 | 14 Oct 2019 | British | 44 years |
| Haro Moushegh Bedelian | Director | 23 Apr 1991 | 31 Oct 1998 | British | 82 years |
| Haydn Jonathan Mursell | Director | 1 Jan 2009 | 30 Jun 2010 | British | 54 years |
| Ian Carroll | Director | 23 Apr 1991 | 30 Nov 1994 | British | 92 years |
| Ian Kenneth Rylatt | Director | 16 Apr 2019 | 15 Mar 2021 | British | 60 years |
| Ian Paul Tyler | Director | 9 Apr 1996 | 30 Nov 2001 | British | 65 years |
| James Lionel Cohen | Director | 9 Oct 1995 | 18 Feb 2007 | British | 83 years |
| John Cooperwhite Moore | Director | 1 Mar 2012 | 29 Mar 2019 | British | 66 years |
| John Dean | Director | 23 Apr 1991 | 31 Mar 1992 | British | 85 years |
| Jonathan Lagan | Secretary | 4 Feb 2019 | 28 Aug 2019 | - | - |
| Kevin David Craven | Director | 1 Mar 2012 | 31 Aug 2014 | British | 64 years |
| Leo Martin Quinn | Director | 1 Jun 2017 | 8 Sept 2025 | British | 69 years |
| Malcolm Kenyon Eckersall | Director | 4 Jan 2000 | 7 Oct 2003 | British | 80 years |
| Manfred Leger | Director | 14 Dec 2006 | 31 Mar 2013 | German | 71 years |
| Mark David Peters | Secretary | 22 Sept 2008 | 13 Aug 2014 | British | - |
| Mark William Bullock | Director | 10 Feb 2021 | 31 Dec 2023 | British | 62 years |
| Martin Terence Alan Purvis | Secretary | 13 Aug 2014 | 30 Apr 2015 | British | - |
| Mathew Robert Duncan | Director | 1 Sept 2014 | 31 Jul 2015 | Australian | 63 years |
| Michael John Peasland | Director | 1 Jan 2006 | 30 Jun 2013 | British | 73 years |
| Michael William Welton | Director | 1 Feb 1994 | 30 Nov 2001 | British | 79 years |
| Normal Alexander Lees | Secretary | 23 Apr 1991 | 31 Jul 1992 | British | - |
| Paul Anthony Raby | Director | 1 Dec 2008 | 31 May 2017 | British | 62 years |
| Paul John Lester | Director | 1 Jul 1997 | 28 Jun 2002 | British | 76 years |
| Peter Edward Johnson | Director | 6 Jan 1997 | 30 Jun 2005 | British | 77 years |
| Peter James Mason | Director | 18 May 1992 | 31 Jan 1996 | British | 79 years |
| Robert James Davidson | Director | 15 Jul 1991 | 21 Sept 1994 | British | 97 years |
| Robin Adair Biggam | Director | 23 Apr 1991 | 15 Jul 1991 | British | 87 years |
| Ronald Andrew Henderson | Director | 23 Apr 1991 | 15 Jul 1991 | British | 79 years |
| Sandip Mahajan | Director | 1 Aug 2014 | 30 Sept 2016 | British | 51 years |
| Stuart Edward Curl | Director | 1 Aug 2014 | 31 May 2016 | British | 64 years |
| Stuart James Siddall | Director | 23 Apr 1991 | 30 Apr 1995 | British | 72 years |
| William John Muirhead | Director | 1 Jul 2005 | 14 Dec 2006 | British | 78 years |