Hamilton is a port city in the Canadian province of Ontario. An industrialized city in the Golden Horseshoe at the west end of Lake Ontario, Hamilton. The city is 58 kilometres (36 mi) southwest of Toronto, with which the Greater Toronto and Hamilton Area (GTHA) is formed. MGI Construction completed the complete demolition of an existing industrial building including type 2 operations asbestos abatement and removal of designated substances near the City of Hamilton's operation yard.