Air Treatment Corporation

Air Treatment Corporation is the leading HVAC & R manufacturer’s representative serving California, Nevada, Hawaii, Oregon and Guam since 1982.

For 40 years, ATC has partnered with first-rate equipment manufacturers to deliver expert, sustainability-driven equipment, factory-certified service, and end-to-end support within our wide distribution network.

We serve numerous markets, including cold storage and food processing, data centers, higher education, and sports areas. Our divisions include HVAC equipment, refrigeration, OEM service, and parts. What makes us different?

We’ve shaped how businesses, contractors, and industry professionals work with HVAC & R manufacturer representatives.