who carrie the mace into the debating chamber
Serjeant-at-arms The Sergeant-at-Arms is the senior official of the Canadian House of Commons. In this role, the sergeant-at-arms is responsible for the building services and security of the House of Commons, and is appointed by the Governor General acting on the advice of the Federal cabinet.[8] The Sergeant-at-Arms carries the mace, the symbol of the authority of the Crown, in the daily parade into the House of Commons chamber.