The Rt Hon Grant Shapps was appointed Secretary of State for Defence on 31 August. Previously he was Secretary of State for Energy Security and Net Zero from 7 February 2023 to 31 August 2023.

He was previously Secretary of State for Business, Energy and Industrial Strategy on 25 October 2022, Secretary of State for the Home Department from 19 October 2022 to 25 October 2022, Secretary of State for Transport between 24 July 2019 and 6 September 2022, and Minister of State at the Department for International Development from 11 May 2015 until 28 November 2015.

He was elected the Conservative MP for Welwyn Hatfield in 2005.