Arbutus, Baltimore, Baltimore, and 22 other areas Established in 1981, our family owned and operated HVAC contractor in Parkville, Maryland, is the company to call for services for your HVAC equipment and household appliances. At A-Team Heating & Air Conditioning Contractors LLC, we're based on the belief that our customers' needs are of the utmost importance. Our dedication to customer service allows us to grow within the Baltimore area, like we've done for more than 35 years. We began as an appliance service company in 1976. Since then, we've grown to add appliance part sales to further meet your needs. In addition, we now service HVAC equipment, and we look forward to earning your business.