| Alan Victor Towers | Director | 31 May 1992 | 5 Jul 1995 | British | 84 years |
| Andrew Bruce Robertson | Secretary | 1 Feb 1994 | 30 Sept 1997 | British | - |
| Andrew James Whittaker | Secretary | 30 Sept 1997 | 2 Nov 1998 | British | - |
| Andrew Richardson | Director | 1 Jul 2014 | 31 Mar 2015 | British | 54 years |
| Angus Tindale Norman | Director | 4 Jan 2001 | 4 Sept 2005 | British | 76 years |
| Anthony Paul Winkle | Director | 1 Jan 2018 | 21 Jan 2019 | British | 60 years |
| Brian Cowell | Director | 1 Nov 2017 | 21 Jan 2019 | British | 65 years |
| Bruno Jean Lescoeur | Director | 9 Mar 2000 | 7 Feb 2002 | French | 73 years |
| Charles Hugo Lidbetter | Secretary | 5 Sept 2018 | 15 Apr 2019 | - | - |
| Christopher Andrew Bebbington | Director | 19 May 2015 | 21 Jan 2019 | British | 51 years |
| Christopher John Daniels | Director | 1 Apr 2003 | 9 Mar 2007 | British | 79 years |
| Claire Rachel Gooding | Secretary | 4 Aug 2014 | 5 Sept 2018 | - | - |
| Clive Leon Myers | Director | 31 May 1992 | 31 Jul 1993 | British | 88 years |
| Craig Anthony Dohring | Director | 19 May 2015 | 30 Nov 2016 | British | 55 years |
| Darren Ramshaw | Director | 1 Jul 2014 | 30 Nov 2018 | British | 50 years |
| David Fraser Mitchell | Director | 19 May 2015 | 5 Feb 2018 | British | 53 years |
| David Simon George Baker | Director | 19 May 2015 | 9 Jun 2016 | British | 61 years |
| Gerald Langdon Wingrove | Director | 31 May 1999 | 30 Sept 2002 | British | 72 years |
| Gwen Susan Parry-jones | Director | 20 May 2014 | 22 Dec 2017 | British | 60 years |
| Humphrey Alan Edward Cadoux Hudson | Director | 1 Apr 2003 | 1 Apr 2009 | British | 66 years |
| Ian Roger Beament | Director | 1 Jun 1999 | 1 Apr 2003 | British | 82 years |
| Joe Souto | Secretary | 17 Sept 2009 | 4 Aug 2014 | - | - |
| John James Wilson | Director | 31 May 1992 | 7 Feb 1994 | British | 94 years |
| Jon Doron Zieve | Director | 24 Nov 1995 | 31 Jul 1997 | British | 76 years |
| Kenneth Francis Morgan | Director | 31 May 1992 | 5 Jul 1995 | British | 80 years |
| Malcolm Waters Saunders | Secretary | 31 May 1992 | 31 Jan 1994 | British | - |
| Mark William Vyvyan-robinson | Director | 1 Jul 2014 | 27 Aug 2014 | British | 54 years |
| Martin Charles Lawrence | Director | 9 Mar 2007 | 31 Dec 2013 | British | 68 years |
| Martin Cheetham | Director | 25 Jul 2017 | 21 Jan 2019 | British | 55 years |
| Matilda Jane Spencer | Director | 1 Jan 2018 | 21 Jan 2019 | British | 40 years |
| Michael Andrew Holmes | Director | 29 Nov 1995 | 31 Mar 1998 | British | 80 years |
| Michael James Harrison | Director | 22 Oct 2015 | 1 Jan 2018 | British | 65 years |
| Michael James Pavia | Director | 1 Apr 2003 | 31 Jul 2003 | British | 80 years |
| Michael John Kersey | Director | 7 Feb 1994 | 31 May 1997 | British | 85 years |
| Owen John Henry Forster | Director | 14 Jun 2016 | 30 Nov 2018 | British | 49 years |
| Paul Alexander Morton | Director | 19 May 2015 | 29 Feb 2016 | British | 57 years |
| Paul Andrew Cuttill | Director | 4 Jan 2001 | 1 Apr 2003 | British | 67 years |
| Robert Guyler | Director | 1 Jan 2014 | 17 Mar 2015 | British | 60 years |
| Robert Ian Higson | Secretary | 2 Nov 1998 | 17 Sept 2009 | British | - |
| Roger John Urwin | Director | 31 May 1992 | 29 Sept 1995 | British | 80 years |
| Ronald Barnes | Director | 31 Mar 1998 | 31 May 1999 | British | 83 years |
| Ronan Emmanuel Lory | Director | 16 Apr 2012 | 31 Dec 2013 | French | 50 years |
| Simone Rossi | Director | 1 Apr 2011 | 16 Apr 2012 | Italian | 58 years |
| Stuart Crooks | Director | 1 Jan 2014 | 31 Oct 2017 | British | 61 years |
| Thomas Andreas Kusterer | Director | 1 Apr 2009 | 29 Mar 2011 | German | 58 years |
| Vincent De Rivaz | Director | 7 Feb 2002 | 17 Feb 2012 | French | 73 years |
| Vincent Roulet | Director | 19 May 2015 | 31 Mar 2017 | French | 57 years |