| Alan William Sherriff | Director | 28 Feb 2011 | 28 Jan 2014 | British | 86 years |
| Allen George Jackson | Director | 28 Feb 2011 | 22 May 2018 | British | 81 years |
| Aref Mohammed | Director | 1 Feb 2023 | 11 Dec 2023 | British | 58 years |
| Charles William Hugh Warrack | Director | 28 Feb 2011 | 31 Mar 2020 | British | 76 years |
| Christopher John Jewitt | Director | 28 Feb 2011 | 17 Nov 2011 | British | 75 years |
| Craig Mckay | Director | 4 Mar 2014 | 26 Apr 2024 | British | 56 years |
| David Charles Bussue | Director | 20 Feb 2023 | 11 Oct 2023 | British | 65 years |
| Frank Albert Carter | Director | 28 Feb 2011 | 23 May 2017 | British | 88 years |
| Isadora Joye Aiken | Director | 28 Feb 2011 | 20 Jan 2012 | British | 75 years |
| Jacqueline Drayton | Director | 28 Feb 2011 | 23 May 2017 | British | 77 years |
| James Henry Newman | Director | 8 Mar 2016 | 20 May 2021 | British | 76 years |
| Jane Elizabeth Kemp | Director | 28 Feb 2011 | 19 May 2016 | British | 73 years |
| Jane Elizabeth Marshall | Director | 28 Feb 2011 | 30 Nov 2016 | British | 65 years |
| John Pickering | Director | 1 Apr 2017 | 14 Dec 2021 | British | 71 years |
| John Raymond Holt | Director | 19 May 2016 | 31 Mar 2023 | British | 77 years |
| Jonathan Charles Vivian Hunt | Director | 28 Feb 2011 | 12 May 2015 | British | 83 years |
| Julie Ann Kenny | Director | 17 Dec 2013 | 19 May 2016 | British | 69 years |
| Julie Macdonald | Director | 17 Dec 2013 | 26 Apr 2024 | British | 70 years |
| Maureen Shah | Director | 28 Feb 2011 | 13 May 2014 | British | 67 years |
| Melvyn Lunn | Director | 4 Mar 2014 | 26 Apr 2024 | British | 78 years |
| Nicholas Anthony Kitchen | Director | 1 Apr 2017 | 9 May 2023 | British | 67 years |
| Nigel Brewster | Director | 4 Mar 2014 | 8 Jul 2019 | British | 53 years |
| Paul Benington | Director | 18 Oct 2012 | 19 Apr 2023 | British | 50 years |
| Peter John Hollis | Director | 28 Feb 2011 | 14 May 2013 | British | 71 years |
| Rachael Blake | Director | 20 Feb 2023 | 10 Dec 2024 | British | 60 years |
| Richard Scarbrough | Director | 25 Jul 2012 | 19 Apr 2023 | British | 53 years |
| Robert John Giles Bloomer | Director | 28 Feb 2011 | 19 May 2016 | British | 83 years |
| Roderick Howard Maxwell Plews | Director | 7 Feb 2013 | 19 Apr 2023 | British | 74 years |
| Ruby Sykes | Director | 28 Feb 2011 | 13 May 2014 | British | 88 years |
| Shahida Siddique | Director | 1 Apr 2017 | 14 Dec 2021 | British | 50 years |
| Susan Margaret Scholey | Director | 28 Feb 2011 | 22 May 2018 | British | 81 years |
| Timothy Henry Reed | Director | 28 Feb 2011 | 15 Jan 2014 | British | 86 years |
| Timothy Martin Greenacre | Director | 28 Feb 2011 | 13 May 2014 | British | 86 years |
| Tricia Mary Smith | Director | 1 Dec 2022 | 22 Oct 2024 | British | 55 years |
| Valerie Michele Wightman | Director | 1 Apr 2017 | 1 Dec 2022 | British | 57 years |
| William Galen Ives | Director | 28 Feb 2011 | 14 May 2013 | British | 77 years |
| Yiannis Koursis | Director | 1 Apr 2017 | 13 Oct 2023 | British | 51 years |
| Zaidah Ahmed | Director | 15 Apr 2014 | 26 Apr 2024 | British | 57 years |