Comfort Systems USA | Quality People. Building Solutions.
Comfort Systems USA is a leading national provider of mechanical, electrical, and plumbing (MEP) contracting services. From HVAC installation and service to plumbing, electrical, building automation, and energy solutions, we deliver innovative, reliable, and sustainable systems for commercial, industrial, and institutional clients across the country.
By combining the strength of a national organization with the expertise of local companies, we provide tailored solutions and trusted service in every community we serve. Our people are our greatest strength — dedicated professionals who bring technical skill, safety, and customer commitment to every project.
At Comfort Systems USA, we’re more than contractors — we’re partners in building environments where businesses, institutions, and communities thrive.
Comfort Systems USA — Quality People. Building Solutions.
Family owned for over 50 years, Allied Mechanical Services, Inc. has been helping people with a wide variety of mechanical needs. We're proud to say that we are one of Michigan's largest and most experienced full-service mechanical contracting firms.
Allied Mechanical Services, Inc. specializes in institutional, commercial, and industrial piping, plumbing, HVAC, and custom sheet metal fabrication along with a 24-hour service department. In addition to these services, we also have the following subsidiaries and DBA’s:
Air Components, Inc., provides compressors, blowers, and air tools to manufacturers and contractors plus a 24-hour service department.
ControlNET L.L.C., an independent controls contractor that provides open-protocol, full-service digital building control solutions.
Third Coast Test and Balance, NEBB certified contractor providing specialized and comprehensive testing and balancing of environmental systems.
43Forty Fabrication Services, a customer-centric national fabrication company focused on pipe fabrication and custom metal solutions with design build capabilities.
With offices spread across West Michigan, Allied Mechanical Services is dedicated to its strong, dependable values and its continual expansion of technology.