Quality Air Control System, 3319 Greenfield Rd, Dearborn, MI 48120, US

Great Lakes Mechanical is among the leaders in providing solutions for mechanical and heating, ventilation and air conditioning (HVAC) contracting needs. The company offers a range of services, from renovations to new construction and design-build. It is organized into service and control divisions. Great Lakes Mechanical staffs more than 200 professional employees. The company is based in a 48,000-square-foot facility in Dearborn, Mich. Great Lakes Mechanical has been serving customers in Michigan for more than 50 years.

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