Auer Steel & Heating Supply Co. is a full-service distributor of high quality indoor comfort products, featuring the Bryant, Carrier (Milwaukee only) and Payne brands of furnaces, air conditioners, humidifiers, air cleaners, heat & energy recovery ventilators, controls and other accessories.

Broan provides ventilation/bathroom fans, range hoods, heater/fan/light combination units, indoor air quality systems, HRVs/ERVs, ASHRAE 62.2 solutions, built-in heaters, attic ventilators.

Condair is the global leader in humidification, dehumidification and evaporative cooling. Supported by science, they engineer individual, holistic solutions that customers can trust through the entire lifecycle. With optimal humidity, we increase productivity and create healthier built environments.

Design Air is a full-service HVAC wholesale distributor serving all Wisconsin, upper Michigan, eastern Minnesota, and northern Illinois licensed HVAC contractors.

Gustave A. Larson Company is the Midwest, Plains and Mountain States wholesale distributor of Heating, Ventilation, Air Conditioning, and Refrigeration (HVACR) equipment, parts, & supplies.