| Adele Ara | Director | 5 Apr 2011 | 28 Apr 2014 | Italian | 45 years |
| Adrien Pinsard | Director | 18 Jun 2010 | 1 Dec 2017 | French | 44 years |
| Ae Kyung Yoon | Director | 5 Sept 2022 | 2 Aug 2024 | South Korean | 43 years |
| Alexandre Fabien Labouret | Director | 6 Jun 2008 | 1 Dec 2017 | French | 58 years |
| Christopher Ogg | Director | 3 Sept 2002 | 5 Jul 2007 | British | 71 years |
| Emma Louise Collins | Director | 5 Jul 2007 | 8 Jan 2015 | British | 60 years |
| Gintare Briola | Director | 16 Jun 2014 | 1 Dec 2017 | Lithuanian | 41 years |
| Jean Kathleen Collins | Secretary | 24 May 2002 | 3 Sept 2002 | British | - |
| John Patrick Elliott | Secretary | 5 Jul 2007 | 1 Dec 2017 | British | - |
| Margaret Mary Ogg | Director | 3 Sept 2002 | 5 Jul 2007 | British | 73 years |
| Margaret Mary Ogg | Secretary | 3 Sept 2002 | 5 Jul 2007 | British | - |
| Nicholas Simon Parker | Director | 1 Dec 2017 | 5 Sept 2022 | British | 57 years |
| Peter Bernard Copsey | Director | 24 May 2002 | 3 Sept 2002 | British | 71 years |
| Philip William Kent | Director | 1 Dec 2017 | 2 Aug 2024 | British | 42 years |
| Richard Mardon | Director | 5 Jul 2007 | 10 Mar 2009 | British | 62 years |
| Rollo Andrew Johnstone Wright | Director | 1 Dec 2017 | 5 Sept 2022 | British | 50 years |
| Ronan Niall Kierans | Director | 1 Dec 2017 | 4 Feb 2020 | Irish | 48 years |
| Saira Jane Johnston | Director | 4 Feb 2020 | 8 Dec 2023 | British | 50 years |
| Simon John Page | Director | 18 Jun 2010 | 5 Apr 2011 | British | 54 years |
| Stephen Campbell Joseph Ellis | Director | 1 Dec 2017 | 28 Jun 2021 | British | 67 years |
