To assure your satisfaction, we start by asking questions. If we don't provide what you need and want, we're not doing our job.

Air Comfort Service, Inc. is a full service contractor.  We have been serving the St. Louis Metropolitan area's residential, industrial and commercial customers with a complete array of options for service, new or replacement equipment, maintenance, controls and ventilation.

Since 1969 our dedication to indoor comfort has made us one of the most respected companies in the St. Louis area.  We employ high-quality technicians who participate in rigorous, continuous education and training.

At the heart of our company’s philosophy is a commitment to staying on the cutting edge of technology to benefit our customers for many years to come.  We service residential homes, multi-level office buildings, retail stores, industrial facilities, schools, churches, institutional campuses, municipalities, factories and health care facilities. Please allow our in-house designers to develop an innovative solution for you.