About Us

Auer Steel & Heating Supply Co. is a full-service distributor of high-quality indoor comfort products. With eight locations across the Upper Midwest, we offer a complete selection of furnaces, air conditioners, parts, supplies, and accessories, along with industry-leading HVAC equipment from trusted brands including Bryant, Carrier, Airquest, Midea, and more.

Don Curtes, Sr. founded the business in 1940 on his philosophy of providing quality products with superior customer service. Our success has always depended on a commitment to serving our customers. Auer Steel continues to have highly-skilled, dedicated and motivated employees who carry on Don Sr.'s commitment to value-added service.