| Aidan Patrick Bell | Director | 31 Oct 2019 | 26 Sept 2022 | Irish | 54 years |
| Andrew Brown | Director | 24 Nov 2000 | 26 Aug 2003 | British | 62 years |
| Andrew Brown | Secretary | 18 May 2000 | 26 Aug 2003 | British | - |
| Andrew Owen Chappell | Director | 27 Feb 2017 | 4 Apr 2019 | British | 51 years |
| Andrew Simon Price | Director | 13 Jan 2005 | 1 Jun 2011 | British | 62 years |
| Barbara Plucnar Jensen | Director | 3 Oct 2016 | 28 Feb 2019 | Danish | 55 years |
| Bruce Andrew Van Der Waag | Director | 13 May 2019 | 22 Oct 2021 | Dutch | 60 years |
| Corinne Gethin | Director | 28 Jan 1998 | 27 Apr 2009 | British | 64 years |
| Corinne Gethin | Secretary | 3 Dec 1999 | 18 May 2000 | British | - |
| David Weddell | Director | 1 Sept 2000 | 13 Dec 2004 | British | 60 years |
| David Wynne Thomas | Director | 1 Jul 1996 | 10 Mar 1997 | British | 82 years |
| Debbie Caine | Secretary | 3 Aug 1992 | 25 Feb 1994 | British | - |
| Deborah Ann Finney | Director | 1 Jan 1994 | 3 Aug 1993 | British | 63 years |
| Deborah Hampson | Director | 1 Jan 1994 | 13 Jan 2005 | British | 63 years |
| Douglas Paul | Director | 26 Aug 2003 | 11 Jul 2014 | British | 73 years |
| Elizabeth Michelle Benison | Director | 21 May 2021 | 27 Feb 2025 | British | 59 years |
| Gary John Kidd | Director | 11 Jul 2014 | 1 Sept 2016 | British | 62 years |
| Henrik Andersen | Director | 19 Oct 2005 | 30 Nov 2011 | Danish | 59 years |
| Henrik Andersen | Secretary | 19 Oct 2005 | 19 May 2009 | Danish | - |
| Hester Jackson | Secretary | 13 Jun 1995 | 26 Apr 1996 | British | - |
| Jahangeer Ahmed | Director | 29 Dec 1995 | 26 Aug 2003 | British | 70 years |
| Jahangeer Ahmed | Director | 15 Aug 2006 | 5 Oct 2009 | British | 70 years |
| Jahangeer Ahmed | Secretary | 1 Mar 1994 | 13 Jun 1995 | British | - |
| James Peter Hayes | Director | 3 Aug 1992 | 11 Jul 2014 | British | 80 years |
| Jeff Olsen Gravenhorst | Director | 26 Aug 2003 | 13 Mar 2006 | Danish | 64 years |
| Jeff Olsen Gravenhorst | Secretary | 26 Aug 2003 | 13 Mar 2006 | Danish | - |
| Jorn Vestergaard | Director | 1 Jun 2015 | 3 Oct 2016 | Danish | 58 years |
| Kenneth John Pepper | Director | 29 Dec 1995 | 1 Jul 1996 | British | 80 years |
| Kevin David Mahoney | Director | 30 Mar 1998 | 3 Aug 2000 | British | 75 years |
| Kim Georgina Millen | Director | 26 Aug 2003 | 3 Mar 2009 | British | 70 years |
| Martin Francis Ohalloran | Director | 3 Aug 1992 | 30 Nov 1995 | British | 73 years |
| Martin Sean Burholt | Director | 27 Mar 2025 | 13 Aug 2025 | British | 58 years |
| Matthew Edward Stanley Brabin | Director | 8 Jun 2009 | 13 Nov 2015 | British | 61 years |
| Matthew Edward Stanley Brabin | Director | 1 Aug 2016 | 16 Jun 2020 | British | 61 years |
| Matthew Edward Stanley Brabin | Secretary | 19 May 2009 | 13 Nov 2015 | British | - |
| Neil Anthony Lloyd | Director | 3 Jan 2012 | 18 Jan 2013 | British | 61 years |
| Paul John Mas | Director | 26 Aug 2003 | 13 Jan 2005 | British | 66 years |
| Paul Steinaker | Secretary | 26 Apr 1996 | 3 Dec 1999 | American | - |
| Paul Thompson | Director | 14 Dec 2012 | 22 Dec 2014 | British | 61 years |
| Peter John Fane | Director | 15 Feb 2006 | 18 Dec 2007 | British | 64 years |
| Peter Vivian Spinney | Director | 26 Aug 2003 | 5 Oct 2009 | British | 81 years |
| Philip Andrew Jones | Director | 16 Jul 2008 | 11 Jul 2014 | British | 64 years |
| Philip John Leigh | Director | 4 Jan 2011 | 31 Dec 2014 | British | 59 years |
| Philip John Leigh | Director | 9 Jul 2018 | 28 Feb 2021 | British | 59 years |
| Purvin Kumar Madhusudan Patel | Director | 16 Jun 2020 | 23 Dec 2020 | British | 53 years |
| Richard Ian Sykes | Director | 12 Mar 2012 | 1 Aug 2016 | British | 56 years |
| Robert David Openshaw | Director | 3 Aug 1992 | 5 Oct 2009 | British | 77 years |
| Robert David Stanley | Director | 27 Feb 2017 | 1 May 2020 | British | 50 years |
| Scott Andrew Davies | Director | 27 Feb 2025 | 27 Mar 2025 | Australian | 56 years |
| Simon James Titchener | Director | 17 Jul 2020 | 6 Jan 2022 | British | 61 years |
| Simon Paul Cox | Director | 3 Aug 2000 | 26 Aug 2003 | British | 78 years |
| Stephanie Louise Hamilton | Director | 22 Feb 2021 | 31 Jul 2021 | British | 55 years |
| Theo Buitendijk | Director | 9 Dec 1996 | 30 Jun 1997 | Dutch | 83 years |
| Waldemar Schmidt | Director | 3 Aug 1992 | 4 Dec 1995 | British | 86 years |