DEI Systems LLC is a family owned and managed electrical and low voltage systems integration contractor. Founded in 2004, our approach has always been adaptable to changing markets and technological advancements. The DEI Systems business model is unique. We take a perceived mainstream construction service, and distinguish ourselves by adding a dynamic approach, which we believe sets us apart from the competition. DEI Systems accomplishes this by having the ability to provide turnkey engineering, design and build services for every system within buildings that require high and low voltage power. Since inception, DEI Systems has serviced the high tech, commercial, industrial, educational, retail, high end residential, and professional markets by providing Electrical Construction, Full Service Fire Alarm Testing with UL Certification, and Design Build Services to businesses. Currently, DEI Systems employs over 115 qualified licensed Electricians, Fire Alarm Technicians, HVAC Controls Installers, Data-Com Technicians, Security Integrators & Registered Apprentices from all over New England. We Design, Furnish, Install, Test and Service the following systems: • Electrical • Fire Alarm • Fire Alarm UL Testing and Inspection • Security Card Access, CCTV & Burglary • HVAC Systems ATC Wiring for BMS Systems • UPS, Generator and Mission Critical Rooms • High Voltage • Data/Com & Fiber Optic • Building Demand and Smart Metering • Grounding • Lightning Protection • Arc Flash Studies & Special Power Studies From design and planning stage, to final occupancy, DEI systems is an integral part of the project start to finish and beyond. DEI Systems is your one source turnkey electrical and integration systems provider.