AS Contrera, LLC, provides expert heating and air conditioning service, sales, and installation for all equipment makes and models for residential and commercial customers throughout Oakland and Macomb County communities. Serving Southeastern Michigan for over 30 years, our expert technicians and knowledgeable staff are here to help you make the best decision for your home heating and cooling needs. From certified HVAC repairs, installation, tune-ups, and maintenance, we strive every day to provide world class customer service and the highest quality product. We provide free estimates and are available for 24 hour emergency service in Oakland and Macomb County. Contact our office today and let us exceed your expectations, we look forward to giving you peace of mind to call us any time and refer us to your family and neighbors.