| Andrew Mark Smith | Director | 22 Feb 2010 | 2 Feb 2012 | British | 62 years |
| Aniko Mahler | Director | 5 Nov 2015 | 1 Aug 2018 | Hungarian | 50 years |
| Charles Dawson Coase | Director | 15 Dec 2008 | 31 Mar 2011 | British | 66 years |
| Claire Elizabeth Matthews | Secretary | 2 Feb 2012 | 5 Jan 2018 | - | - |
| David Frederick Harlock | Director | 26 May 2016 | 1 Aug 2018 | British | 66 years |
| David Heginbottom | Director | 24 Mar 2011 | 2 Feb 2012 | British | 56 years |
| Deirdre Ann Mahlan | Director | 15 Dec 2008 | 13 Dec 2010 | American | 64 years |
| Dorotea Keresztesi | Director | 11 Sept 2020 | 14 Jun 2024 | Hungarian | 40 years |
| Gabor Kovacs | Director | 1 Aug 2018 | 1 Sept 2020 | Hungarian | 46 years |
| Gavin Paul Crickmore | Director | 15 Dec 2008 | 22 Feb 2010 | British | 68 years |
| Gavin Paul Crickmore | Director | 24 Mar 2011 | 2 Feb 2012 | British | 68 years |
| Ian Anthony Hockney | Director | 1 Oct 2014 | 5 Nov 2015 | British | 51 years |
| John James Nicholls | Secretary | 1 Dec 2009 | 2 Feb 2012 | - | - |
| John James Nicholls | Director | 24 Mar 2011 | 9 Mar 2018 | British | 64 years |
| Jonathan Michael Guttridge | Secretary | 5 Jan 2018 | 20 Apr 2018 | - | - |
| Jose Alberto Ibeas Franco | Director | 16 Dec 2011 | 2 Feb 2012 | Spanish | 54 years |
| Nandor Makos | Director | 19 Feb 2009 | 1 Aug 2014 | Hungarian | 62 years |
| Paul Derek Tunnacliffe | Director | 22 Feb 2010 | 30 Jun 2016 | British | 64 years |
| Sally Catherine Moore | Director | 15 Dec 2008 | 24 Mar 2011 | British | 61 years |
| Sonja Arsenic | Secretary | 15 Dec 2008 | 1 Dec 2009 | British | - |
| Stephen John Bolton | Director | 1 Apr 2011 | 2 Feb 2012 | British | 64 years |
| Timothy Young Chow | Director | 15 Dec 2008 | 22 Feb 2010 | United States | 52 years |
| Victoria Cooper | Secretary | 5 Nov 2015 | 23 Mar 2017 | - | - |
