Founded in 1966, Interstate Electrical Services Corporation, headquartered in Billerica, MA is one of the largest merit shop ... electrical construction, electrical services contractors in New England. Interstate offers a wide array of electrical construction and specialty services across the corporate, institutional, educational, life sciences and health care spectrum throughout New England. Clients contract with Interstate for design-build, building information modeling (BIM), and pre-construction services, facility maintenance, security card access systems, fire alarms systems testing and installation, 24/7 emergency call services. The company also installs network systems for LAN/WAN, copper and fiber optic cabling, network services and telephone systems, as well as control systems for HVAC and industrial process controls, and central station monitoring. Interstate specializes in lean methodology to ensure maximum efficiency, quality control, and the highest safety standards in the industry with our in-house UL-Approved prefabrication facility. Today, the Interstate team is over 600 strong and has offices in North Billerica and Tewksbury, MA, Bedford, NH, White River Junction, VT, East Providence, RI, Windsor, CT and Westbrook, ME. read more