Aecon

GCCL Contracting Limited, an asphalt, paving and construction company located in Orangeville, Ontario. GCCL, a wholly-owned subsidiary of the Greenwood group of companies, has traditionally focused on hot-mix paving.

Lockerbie & Hole has been helping to build Canada, featuring an exceptional project portfolio that ranges from office towers to industrial complexes to municipal wastewater plants. As a renowned project manager and mechanical contractor, Lockerbie & Hole blends highly automated fabrication and construction practices with advanced technical, reporting and communication systems to manage mechanical construction projects of all types, sizes and degrees of complexity.

South Rock is an integrated construction and materials business headquartered in Medicine Hat, Alberta.

Leo Alarie and Sons is an integrated construction and materials company active throughout northern Ontario in heavy construction (highways, hydro-electric projects, sewer and water, pipelines, etc.), engineered construction (design/build projects such as bridges and mine site infrastructure requiring substantial engineering), pre-engineered buildings, contract open pit mining and aggregate supply.

The Karson Group is an integrated construction and materials company located in Eastern Ontario. We are one of the region’s most progressive road builders and with 10 pits and quarries, we are also one of the largest. The Karson Group comprises three divisions: Karson Konstruction, Karson Asphalt Paving and Karson Aggregates. The Karson Group recognizes the importance of providing customers with products that are “in spec” to ensure that projects run efficiently and are not delayed because of questionable products. Our Quality Control department performs rigorous testing of our aggregates and asphalt to ensure that we not only meet specification, but conform to The Karson Group’s high standards.