Water Heaters Only, 1722 Mitchell Ave, Apt 50, Tustin, CA 92780, US

ACCO Engineered Systems is a mechanical contractor with specialties in heating, ventilating, air conditioning, refrigeration, process piping, plumbing, building controls, engineering, construction, and building automation. The company was established in 1934 as a distributor of General Electric Co. s refrigeration products. The firm is a signatory to labor agreements with the Sheet Metal Workers International Association, United Association of Steam Fitters and Pipe Fitters, and Teamsters Unions. It provides various HVAC, plumbing and temperature control contracting services to commercial, research and industrial facilities. Some of its construction projects include work at the Staples Arena, Disney Concert Hall, Boeing, Immunex, Microsoft, Sun Microsystems, the Getty Center, Hollywood and Highland Academy Award Theater, and Universal Studios. ACCO Engineered Systems is headquartered in Glendale with branches in San Leandro, San Diego, Tustin and Rancho Cordova, Calif., and Kent, Wash.