| 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 |
| David Still | Director | 23 Jan 2007 | 31 Aug 2007 | British | 57 years |
| Henrik Andersen | Director | 23 Jan 2007 | 30 Nov 2011 | Danish | 59 years |
| Henrik Andersen | Secretary | 23 Jan 2007 | 19 May 2009 | Danish | - |
| Ian Keith Hawkins | Director | 12 Dec 1991 | 23 Jan 2007 | British | 73 years |
| Jahangeer Ahmed | Director | 18 Dec 2007 | 8 Jun 2010 | British | 70 years |
| Joan Daisy Mary Brimacombe | Director | 12 Dec 1991 | 23 Jan 2007 | British | 102 years |
| Jorn Vestergaard | Director | 1 Jun 2015 | 3 Oct 2016 | Danish | 58 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 |
| Michael William Pitt | Director | 12 Dec 1986 | 23 Jan 2007 | British | 78 years |
| Olive Joyce Hawkins | Secretary | 12 Dec 1991 | 27 May 1994 | British | - |
| Peter John Fane | Director | 23 Jan 2007 | 18 Dec 2007 | British | 64 years |
| Peter Raymond Wilson | Director | 12 Dec 1991 | 23 Jan 2007 | British | 84 years |
| Peter Raymond Wilson | Secretary | 27 May 1994 | 23 Jan 2007 | 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 |
| Roger David Charles Guthrie | Director | 30 Apr 1997 | 23 Jan 2007 | British | 73 years |
| Stephanie Louise Hamilton | Director | 22 Feb 2021 | 31 Jul 2021 | British | 55 years |
| William Francis Wyldbore-smith | Director | 12 Dec 1991 | 14 Dec 1990 | British | 78 years |