Barclay Constructors is a multi-trade, heavy industrial contractor established in 1953 in Hamilton, Ontario. We specialize in the execution of complex, large-scale projects across civil, mechanical, and scaffolding disciplines, providing integrated services that support efficient and coordinated project delivery.
Our experience spans a range of critical sectors, including steel, power and utilities, marine and waterfront infrastructure, cement, mining, aggregates, infrastructure, and food and beverage.
Working in both greenfield and brownfield environments, Barclay is highly experienced in operating within active facilities where safety, planning, and minimal disruption are essential.
With a skilled workforce, experienced leadership, and a strong safety culture, we are committed to delivering projects on time and to the highest standards of quality. Our multi-trade capabilities enable us to streamline execution, reduce interface risk, and provide clients with reliable, end- to-end solutions tailored to their operational needs.



