Stuart Olson, Inc. engages in the provision of construction and maintenance services. It operates through the following segments: Industrial Group, Buildings Group, Commercial Systems Group, and Corporate Group. The Industrial Group segment involves in the mechanical, insulation installation, industrial metal siding and cladding, heating, ventilating and air conditioning manufacturing, asbestos abatement, industrial electrical instrumentation, and power line construction and maintenance services. The Buildings Group segment includes construction, expansion, and renovation of buildings for private and public sector clients in the commercial, light industrial and institutional sectors. The Commercial Systems Group segment focuses on the designs, building, and installing a building's core electrical infrastructure; and provides services and systems that support information management, building systems integration, energy management, green data centers, security and risk management, and lifecycle services. The Corporate Group segment comprises corporate costs not directly allocated and any miscellaneous investments; and offers strategic direction, operating advice, financing, infrastructure services, and management. The company was founded on August 31, 1981 and is headquartered in Calgary, Canada.