| 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 | 1 Dec 2000 | 27 Oct 2010 | British | 64 years |
| David Henry Richardson | Director | 1 Dec 2000 | 23 Feb 2004 | British | 73 years |
| David Henry Richardson | Secretary | 18 May 2001 | 12 Nov 2001 | British | - |
| David James Rose | Director | 12 Mar 1992 | 29 Dec 2000 | British | 80 years |
| David James Rose | Secretary | 12 Mar 1992 | 4 Jan 1999 | British | - |
| David John Warlow | Director | 1 Dec 2000 | 18 May 2001 | British | 57 years |
| David John Warlow | Secretary | 1 Dec 2000 | 18 May 2001 | British | - |
| Henrik Andersen | Director | 1 Oct 2005 | 30 Nov 2011 | Danish | 59 years |
| Henrik Andersen | Secretary | 1 Oct 2005 | 19 May 2009 | Danish | - |
| Jahangeer Ahmed | Director | 4 Jan 1999 | 8 Jun 2010 | British | 70 years |
| Jahangeer Ahmed | Secretary | 14 Aug 2000 | 1 Dec 2000 | British | - |
| Jeff Olsen Gravenhorst | Director | 23 Feb 2004 | 30 Sept 2005 | Danish | 64 years |
| Jeff Olsen Gravenhorst | Secretary | 23 Feb 2004 | 30 Sept 2005 | Danish | - |
| John James Walker | Director | 3 Dec 1998 | 4 Jan 1999 | British | 78 years |
| Jorn Vestergaard | Director | 1 Jun 2015 | 3 Oct 2016 | Danish | 58 years |
| Julie Mary Richards | Director | 12 Mar 1992 | 31 Mar 2000 | British | 78 years |
| Kevin David Mahoney | Director | 4 Jan 1999 | 3 Aug 2000 | British | 75 years |
| Matthew Edward Stanley Brabin | Director | 16 Mar 2009 | 13 Nov 2015 | British | 61 years |
| Matthew Edward Stanley Brabin | Director | 1 Aug 2016 | 16 Jun 2020 | British | 61 years |
| Peter Kenneth Strong | Director | 4 Jan 1999 | 14 Aug 2000 | British | 65 years |
| Peter Kenneth Strong | Secretary | 4 Jan 1999 | 14 Aug 2000 | British | - |
| Philip John Leigh | Director | 28 Feb 2019 | 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 | 14 Aug 2000 | 27 Oct 2010 | British | 77 years |
| Simon Paul Cox | Director | 14 Aug 2000 | 18 Feb 2003 | British | 78 years |
| Stephanie Louise Hamilton | Director | 22 Feb 2021 | 31 Jul 2021 | British | 55 years |
| Susan Mary Harrison | Director | 12 Nov 2001 | 23 Feb 2004 | British | 72 years |
| Susan Mary Harrison | Secretary | 12 Nov 2001 | 23 Feb 2004 | British | - |