Setting the pace for the future

Koch Air is a leader in the HVAC distribution industry. One of the oldest Carrier distributors in North America, Koch Air provides Residential and Commercial HVAC equipment as well as Parts & Supplies from 11 convenient locations across the Midwest. Our 80+ years of experience make Koch Air an expert in providing the tools for success. From technical support to marketing strategies, our team of industry experts is here to help your business succeed.

Commercial HVAC Solutions

No matter what the specs, no matter what the price point, our team is uniquely tuned into the needs and demands of contractors, architects, and engineers.

Residential HVAC Solutions

Koch Air team provides dealers with the products, training and programs needed to run a successful business.

Parts & Supplies

The ten Koch Air locations are bright, clean and well stocked. Our multi-million dollar inventory will have the HVAC equipment, parts and supplies you need.


Built on Willis Carrier’s invention of modern air conditioning in 1902, Carrier is a world leader in heating, air-conditioning and refrigeration solutions. We constantly build upon our history of proven innovation with new products and services that improve global comfort and efficiency.