NSI Insurance Group

InsuranceFlorida, United States51-200 Employees

NSI Insurance Group is a Florida-based firm that provides insurance and risk management solutions. Founded in 1958, it is the largest privately owned insurance firm in the state and serves more than 40,000 families and businesses across all 50 states and in over 100 countries. The company relies on established relationships with carriers to design tailored insurance programs, support market research, and offer risk management guidance for diverse client needs.

It operates from ten offices across Florida, with a footprint in Miami-Dade, Broward, and Palm Beach Counties. NSI has earned industry recognition, including the Best Practices Agency designation from the Independent Insurance Agents and Brokers of America, placing it in the top 10% nationwide for eight consecutive years. In December 2025, City National Bank of Florida partnered with NSI to offer insurance products.

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