Services: NSI has earned a solid reputation as a reliable and skilled Design / Build electrical contractor. During twenty years in the business, we have established excellent relationships with general contractors, developers, architects, engineers, municipal inspectors and other members of the building trades. We all work together as a team to provide the best product possible results. The NSI Service Division is well-prepared for troubleshooting and electrical emergencies and maintenance projects. Our fully-equipped service vans and bucket truck are available 24 hours a day. We offer a full range of services including: -- Emergency Service on Call -- Electrical Maintenance -- Power Outages -- Service Upgrades -- Machine Wiring -- Lighting Renovation -- Fixture Replacemment -- Re-lamp -- Transformer Failures -- Electrical Repair