the 2015 provincial election under Mason's successor Notley that resulted in the formation of Alberta's first ever NDP government. Member of Notley cabinet On May 24, 2015, Mason was appointed Minister of Infrastructure and Minister of Transportation, as well as Government House Leader. Mason announced on July 4, 2018 that he would not seek re-election in the 2019 provincial election. He remained as a minister until April 30, 2019, when the new United Conservative Party government of Jason Kenney was sworn in. Edmonton provincial election riding results, 2000 to 2015 2000 by-election 2001 general election 2004 general election 2008 general election 2012 general election 2015 general election References External links Alberta NDP Opposition homepage (caucus) Alberta NDP homepage (party) Party info about Brian Mason 1953 births Living people Alberta CCF/NDP leaders Alberta New Democratic Party MLAs Canadian people of Scottish descent Members of the Executive Council of Alberta Politicians from Calgary 21st-century Canadian politicians Bus drivers