Mac's Aire Service in San Bernardino, California, is a local family-owned-and-operated heating and air conditioning service. Our professionals focus on repair and maintenance, serving the Inland Empire for more than 38 years. We also sell heating and air-conditioning units as well as parts. As a second-generation technician, owner Paul McCullough has been in the industry most of his life. He knows the value of quality work and honest, reliable service. Paul operates this business with integrity and always gets the job done right.