Keir Mather MP

Parliamentary Under Secretary of State in the Department for Transport

Keir Mather was appointed Parliamentary Under-Secretary of State in the Department for Transport on 7 September 2025.

He was previously Assistant Whip, House of Commons between 10 July 2024 and 7 September 2025.

He has first in History and Politics from Oxford and a Master of Public Policy (MPP) degree at University College.

Whilst at Oxford University, Mather worked as a researcher for The Times journalist and former Conservative MP Matthew Parris. Mather then worked as a public affairs adviser for the Confederation of British Industry for 18 months before entering Parliament and was a parliamentary researcher for Labour MP Wes Streeting from 2019 to 2020.

He was elected as the MP for Selby in July 2024.