University Mechanical & Engineering Contractors designs and builds mechanical systems for commercial, industrial, and military customers in the western US. A subsidiary of EMCOR Group, the company installs heating, ventilation, and air conditioning (HVAC) systems, as well as plumbing and piping systems. University Mechanical also specializes in complex process piping systems for customers in the semiconductor, pharmaceutical, and health care industries. The company has local units devoted to water and wastewater facilities, energy generation, and residential construction. University Mechanical, established in San Diego in 1922, also operates an office in Arizona.