Advanced Heating & Air Conditioning

Advanced Heating and Air Conditioning, based in Temecula, is your go-to source for comprehensive residential and commercial heating and air conditioning services and repairs. Founded by Steve Shettleroe, Advanced Heating & Air Conditioning has grown through word-of-mouth recommendations from many satisfied customers. For over 15 years, we have proudly served the Temecula Valley community. Steve's passion for his work, strong work ethic, and high standards of workmanship have driven our succes s. Along with our capable and friendly team, we are dedicated to providing 5-star service. Our commitment to unparalleled craftsmanship, personalized service, and reliability has earned us a trusted reputation. We proudly serve the areas of Lake Elsinore, Wildomar, Murrieta, Temecula, Corona, Menifee, Sun City, and the surrounding areas.   Read More