| James Edward Thornton Paice | 13 May 2010 | 4 September 2012 |
| David William St John Heath | 4 September 2012 | |
| Charles George Eustice | 11 May 2015 | 28 February 2019 |
| Dr Th?r?se Anne Coffey | 17 July 2016 | 8 September 2019 |
| Rt Hon Frank Zacharias Robin Goldsmith | 7 September 2019 | 15 September 2022 |
| Victoria Mary Boswell Prentis | 14 February 2020 | 7 September 2022 |
| Rt Hon Richard Henry Ronald Benyon, Baron Benyon | 13 May 2021 | 20 September 2022 |
| Rt Hon Mark Steven Spencer | 7 September 2022 | |
| Rt Hon Richard Henry Ronald Benyon, Baron Benyon | 30 October 2022 |