McDonald Heating, Air Conditioning and Plumbing Inc., is a customer focused heating, air-conditioning and plumbing company that was originally started in 1989. Located in Auburn, MA, we employ highly trained people whose goal is to make our company the best service company in Worcester County. Our company specializes in problem solving, designing, engineering, and installing complete comfort systems for owners of existing homes and buildings just like yours. We take special pride in the craftsmen we train and employ--a fact you'll notice immediately in the attitude and integrity they bring to your job site. Our entire company works hard to make your experience with us is hassle-free and enjoyable. Should we make a mistake, we are not satisfied until you're satisfaction.