Speirs has served as the Minister for Environment and Water in the Marshall Ministry since 22 March 2018 .
He has been a Liberal member of the South Australian House of Assembly since the 2014 state election , representing first Bright until 2018 and Black thereafter .
member has served as the Minister for Environment and Water in the Marshall Ministry since 22 March 2018 .
He has been a Liberal member of the South Australian House of Assembly since the 2014 state election , representing first Bright until 2018 and Black thereafter .