| Barry Mcmullen | Director | 24 Feb 1995 | 31 Mar 2011 | British | 76 years |
| Brian Charleton | Director | 1 Nov 2012 | 5 Jul 2017 | British | 58 years |
| Carsten Matthias Wendt | Director | 1 Dec 2016 | 11 Feb 2022 | German | 50 years |
| Christian Leclercq | Director | 2 Jun 2008 | 26 Feb 2010 | Belgian | 61 years |
| David Jonathan Clarke | Director | 12 Sept 2013 | 1 Dec 2016 | British | 52 years |
| David Ludden | Director | 31 Mar 2011 | 26 Jul 2013 | British | 67 years |
| Edward James Robinson | Director | 25 Jul 1991 | 14 Jan 1992 | British | 99 years |
| Ellen Marie Hogan | Director | 16 Dec 2011 | 12 Aug 2014 | British | 54 years |
| Gary Charles Mcardle | Director | 1 Jan 2007 | 16 Jun 2008 | British | 66 years |
| Graham Dransfield | Secretary | 10 Dec 2007 | 30 Jun 2008 | British | - |
| James Richard Green | Director | 15 Sept 2004 | 30 Mar 2007 | British | 65 years |
| James Stuart Whitelaw | Director | 1 Jan 2007 | 26 Feb 2010 | British | 54 years |
| James Stuart Whitelaw | Director | 5 Jul 2017 | 4 Sept 2023 | British | 54 years |
| Jennifer Elizabeth Pallister | Director | 25 Jul 1991 | 15 Sept 2004 | British | 79 years |
| Jennifer Elizabeth Pallister | Secretary | 25 Jul 1991 | 16 Aug 2004 | British | - |
| John Geoffrey Pallister | Director | 24 Feb 1995 | 31 Dec 2006 | British | 61 years |
| Kenneth Wilson Pallister | Director | 25 Jul 1991 | 15 Sept 2004 | British | 83 years |
| Kenneth Wilson Pallister | Secretary | 16 Aug 2004 | 15 Sept 2004 | British | - |
| Mark Roger Atkinson | Director | 30 Sept 2010 | 16 Dec 2011 | British | 48 years |
| Nicholas Lemon | Director | 31 Dec 2015 | 4 Sept 2023 | British | 54 years |
| Paul Derek Tunnacliffe | Director | 15 Sept 2004 | 2 Nov 2007 | British | 64 years |
| Paul Derek Tunnacliffe | Secretary | 15 Sept 2004 | 10 Dec 2007 | British | - |
| Philip Keith Redmond | Director | 21 Jan 2009 | 1 Nov 2012 | British | 58 years |
| Plamen Jordanoff | Director | 11 Apr 2007 | 24 Dec 2008 | Australian | 53 years |
| Richard Robert Gimmler | Director | 30 Nov 2009 | 31 Aug 2010 | British | 59 years |
| Roger Thomas Virley Tyson | Secretary | 31 Jul 2008 | 10 Mar 2016 | British | - |
| Ross William Snape | Director | 15 Sept 2004 | 15 Aug 2005 | British | 62 years |
| Seyda Pirinccioglu | Director | 19 Jul 2010 | 31 Aug 2013 | Turkish | 55 years |
| Todd William Hannigan | Director | 7 Jan 2007 | 26 Oct 2007 | Australian | 54 years |