Stadtler Heating & Cooling is a 4th-generation, family-owned and operated residential heating and cooling contractor. We have been located in the Downers Grove / Westmont / Hinsdale / Oak Brook area for 50 years and serve the surrounding area (including Naperville in the west and Elmhurst in the north). We sell, install, repair and maintain residential / home furnaces and air conditioners, hot water or steam boilers, duct work, and energy management systems. We specialize in fixing the other guys mistakes and problem areas that don't heat/cool well. We care about total home comfort and quality service. Call us today and find out why we have been proudly serving Chicagoland since 1896!