Northstar HVAC & Refrigeration Inc.

Northstar HVAC & Refrigeration Inc. is a locally owned and operated HVAC contractor proudly serving Chicago, IL and surrounding suburbs. We specialize in residential and commercial heating, cooling, and refrigeration services, delivering dependable solutions backed by professional workmanship and honest service. Our experienced technicians handle everything from HVAC repairs and preventive maintenance to system replacements and new installations. We service furnaces, air conditioners, rooftop units, boilers, refrigeration equipment, and building automation systems, ensuring your equipment operates efficiently, safely, and reliably year-round.