» IUOE Local 793    Represents Operating Engineers in Toronto.    http://www.iuoelocal793.org/

» International Union of Operating Engineers (IUOE)    A diversified trade union Represents 400,000 workers in two sections Operating Engineers, who work as heavy equipment operators, mechanics, and surveyors in the construction industry, and Stationary Engineers, who work in operations and maintenance in bui    http://www.iuoe.org/