TOTALCARE - MANAGED IT SOLUTIONS NSI TotalCare offers complete IT support for small and medium sized businesses. Get your own personal tech support team that is always monitoring, updating, and fixing so you can keep working. TotalCare is a smart, proactive solution that PREVENTS downtime and data loss. Let us show you how other businesses are taking control of their IT and the costs associated with managing computers, servers, and data. Take the guesswork out, and put confidence in. Headquartered in Naugatuck, CT 06770 – Serving New England, since 1985.