Bell Atlantic 503N

Operational for more than 39 years, A-Air Company Inc. has been installing, servicing and maintaining heating, ventilation, air conditioning and refrigeration (HVACR) equipment. The company provides its services to various clients ranging from small retail properties to large commercial buildings. Based in Sewickley, Pa., it offers various types of control system services, such as building automation systems, pneumatic controls, fire/life safety systems and automatic temperature controls. A-Air Company Inc. has affiliations with various organizations, such as the Associated Builders and Contractors (ABC), Air Conditioning Contractors of America (ACCA) and American Society of Heating, Refrigeration and Air Conditioning (ASHRAE).