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Nautilus is a leading U.S. Commercial Excess and Surplus (E&S) Lines insurance provider, specializing in the high-volume, small-premium market.
We Are Excess And Surplus (E&S) Specialists
As a leading Excess and Surplus Lines market, Nautilus Insurance Group offers commercial property and casualty insurance solutions to appointed wholesale general agents countrywide. Our comprehensive insurance coverages are provided by Nautilus Insurance Company or Great Divide Insurance Company and available in all 50 states.
Why Nautilus
We work in partnership with a select group of general agents to make hard-to-insure risks easy to write.
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Nautilus Insurance Group as a W R Berkley member insurance company is rated A+ (Superior), Financial Size Category XV by A.M. Best Compan.
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Nautilus Insurance Group is a proud member of the Wholesale & Specialty Insurance Association.
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Nautilus Insurance Group is proud to be recognized as a 2025 Top Place to Work in Communications by Ragan.