National Air & Energy

National Air & Energy is a family-owned mechanical contractor serving commercial, industrial, and institutional clients in San Diego. The company handles HVAC design, installation, service, and preventative maintenance, along with retrofit, ground-up, and tenant improvement construction. Its in-house building automation and controls department is the exclusive San Diego representative for the Siemens TALON line of controls products.

Service calls are available around the clock, and the company offers contractual maintenance programs for larger facilities. Ron Wells founded the business as a sole proprietorship in 1995, and it has since grown to more than 100 employees. The office is on Kurtz Street in the Midway area of San Diego.