NSI

Founded in 1985, NSI has been a trusted IT partner for Connecticut businesses and nonprofits for over four decades. Our mission is to simplify technology management through proactive solutions that enhance productivity, security, and scalability. We specialize in managed IT support, cybersecurity, Microsoft 365 consulting, and digital transformation strategies tailored to small and midsize organizations. Our team of certified engineers delivers 24/7 monitoring, unlimited on-site and remote support, and a flat-rate pricing model that eliminates unpredictable costs. With an average client tenure of 24.8 years, we prioritize long-term partnerships built on transparency, expertise, and measurable outcomes.

Our co-managed IT plans bridge gaps in internal teams, while outsourced solutions provide full-service IT infrastructure management. Headquartered in Naugatuck, CT, we serve clients across Waterbury, Hartford, New Haven, Bridgeport, Danbury, and beyond. Our dedication to industry best practices ensures clients benefit from cutting-edge tools and compliance with security standards. By focusing on preventative maintenance and strategic planning, we help businesses minimize downtime and maximize operational efficiency. Our client-centric approach guarantees no hidden fees, no upselling, and a commitment to solving technology challenges before they impact productivity.