ARA , Inc. is a family-run company. Owner Jozef Ciesielczyk has dedicated himself to providing his customers with the best possible service for over 20 years. We repair air conditioning and heating systems in Lake in the Hills, Crystal Lake, McHenry, Barrington, Woodstock and all surrounding suburbs. We can provide quick, courteous and honest service in your home or business with a guarantee on installation and repairs. We are dedicated to bringing you peace of mind and total comfort in every way imaginable. All of our services that we offer are both residential as well as commercial. Whether you need to schedule a service call or discuss the latest in energy efficiency solutions, we are there to provide you with friendly individualized care. Let us show you today! We are an American Standard Authorized Dealer but we also Service and Support all major brands.