About Us

Located in the Northwest Suburbs of Chicago, Serving all Surrounding Counties

Your Comfort Company
Mechanical Service Industries is a well established locally owned – operated mechanical contractor. We are a fully insured, full service company with expertise in new construction, build outs, custom ductwork, piping, service, and repair.

Commercial and Industrial Property
We specialize in commercial and industrial heating, cooling, and refrigeration. We offer service contracts, preventative maintenance plans, mapping, repair, replacement and upgrades on all HVAC equipment. From the pre-design phase of a project through construction and delivery, MSI is always happy to discuss our customers current, and future needs.

MSI is known for honesty, integrity and great value.