Marcus was first elected to Wyre Forest District Council in 2002 and since 2015 has represented the Wyre Forest Rural Ward.
He was Leader of the Council from 2014-2019 and when the Progressive Alliance took over running the Council in 2019, Marcus remained as Leader of the Conservative Group.
Marcus also sits on Worcestershire County Council and has done so since 2005, representing the Chaddesley Division since 2017. Marcus is currently Cabinet Member for Education and Skills.
Marcus also serves as a Parish Councillor, sitting on Wolverley and Cookley Parish Council since 2015.