| Dr Gregory David Clark | 13 May 2010 | 4 September 2012 |
| Grant V Shapps | 13 May 2010 | 4 September 2012 |
| Brandon Kenneth Lewis | 15 July 2014 | 16 July 2016 |
| Rt Hon Dr Mark Gino Francois | 11 May 2015 | 16 July 2016 |
| Alok Kumar Sharma | 14 June 2017 | 9 January 2018 |
| Dominic Rennie Raab | 9 January 2018 | 9 July 2018 |
| Joseph Edmund Johnson | 9 January 2018 | 9 November 2018 |
| Christopher Laurie Malthouse | 9 July 2018 | 24 July 2019 |
| James Jacob Gilchrist Berry | 24 July 2019 | 13 February 2020 |
| Stephen John Greenhalgh, Baron Greenhalgh | 18 March 2020 | 8 July 2022 |