Jose Air

Established in 1993, Allison Mechanical Inc. is one of the leading companies in mechanical contracting in the United States. Based in Redlands, Calif., the firm specializes in the heating, ventilating, and air conditioning industry. The company service all types of equipment contained in office buildings, hospitals, schools, manufacturing, and government facilities. The services rendered by the firm include design build, tenant improvement, installing, replacing and maintaining mechanical equipment, to name a few. In addition, it provides retrofit projects, heating, ventilation and air conditioning (HVAC) control systems, electrical systems, refrigeration systems, environmental control systems, boilers and construction.