Aecon's industrial construction activities are focussed primarily on in-plant construction for clients undergoing plant modifications and upgrades. This work includes platform construction and assembly as well as the installation and maintenance of specialized industrial systems and equipment. Aecon self-performs its work in the piping, electrical and mechanical trades.

Aecon has established a primary focus on the power sector where its construction capabilities include nuclear, fossil and hydro-electric generation and natural gas cogeneration facilities. In addition, Aecon provides industrial construction services in the automotive, petrochemical, steel, metals processing and natural gas industries.

Aecon's pipe fabrication business, which started as a value-added service for its industrial construction clients, has expanded to 3 facilities and is now Canada's largest fabricator of specialized industrial piping.

From its Ontario facility in Cambridge, Aecon provides specialized fabrication of process piping and custom steel solutions to the nuclear, automotive, power, natural gas, petrochemical and other industries throughout North America, while its facility in Edmonton is focused on serving the major energy projects in western Canada, principally in the oil sands of northern Alberta. The Aecon/Fabco facility in Dartmouth, Nova Scotia focuses on serving the Atlantic Canada market.