Since 1923, total customer satisfaction has been the foundation of the Giese Companies' success. Today, nothing's changed. Ou ... r customers have always known that when it comes to experience, service and quality work, Giese outshines them all. Our residential and commercial heating, cooling, roofing, manufacturing, sheet metal, and lighting departments have done so much more for the area than bringing comfort to our customers. We have earned our pride and will continue to welcome our friends and family to keep this pride alive. read more