Based in Wayne, Mich., DeAngelis Heating & Cooling is a heating and air conditioning contractor. The company has been operational for more than 20 years, offering a broad range of services, such as sales, installations, repairs, maintenance, parts and service on central air systems, air conditioners, overhead units, energy efficient systems, air handlers, germicidal lights, space heaters, direct vent heating, energy management, etc. DeAngelis Heating & Cooling is a Certified Woman Based Enterprise. It is also an authorized dealer of Lennox.