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National Interstate is a premier transportation insurance company, specializing in commercial auto insurance, commercial property insurance, and business insurance in Hawaii and Alaska.

This risk of loss has long been understood and for thousands of years civilizations worldwide have been factoring in its cost. For example, the earliest form of insurance was recorded by Babylonian and Chinese traders. Knowing some ships might be lost to weather and treacherous waters, merchants would divide their items among various ships to limit the loss of goods merchants. The loss of some goods along the way could be thought of as the world’s first insurance policy.

Telematics data has revolutionized the way companies manage their fleets, providing unprecedented insights into vehicle performance and driver behavior. By harnessing this data, businesses can significantly enrich their safety programs, helping to ensure a safer and more efficient operation.

National Interstate and Vanliner host webinars with loss control leaders to discuss emerging safety trends and risk management.

National Interstate Insurance Company and Vanliner Insurance Company offer insurance solutions for commercial transportation industries.

Contact National Interstate Insurance to learn more about our portfolio of risk-management solutions for the transportation industry.

Connect with our experts to navigate your claim. To report a new claim, provide additional information or check on an open claim, contact our team of experienced claims specialists - available 24-hours a day, 7 days a week.

National Interstate Insurance Company designs tailored insurance solutions for transportation operations, including commercial auto, worker’s compensation, and cargo coverage.

Hess Corporation has filed a lawsuit against National Interstate Insurance, claiming the insurer failed to respond to a coverage demand related to two benzene cancer lawsuits. The company alleges the insurer remained silent for nearly three months before the dispute escalated to federal court proceedings.

Sep 2026Insurance BusinessNews article

National Interstate Insurance is disputing coverage for a Hawaii contractor’s lawsuit alleging waterproofing defects in a Honolulu condo project. The insurer argues familiar commercial general liability (CGL) policy exclusions apply to exclude the claim. The case hinges on whether the alleged defects fall under the policy’s intended protections for the contractor.

May 2026Insurance BusinessNews article

National Interstate Insurance Co maintains its **A+** rating from AM Best for its captive risk transfer products targeting the transportation sector. The insurer specializes in tailored risk solutions for industry-specific exposures. AM Best’s outlook for the company remains **stable**, reflecting sustained underwriting performance and market positioning.

Dec 2024captiveinternational.comNews article

American Financial Group (AFG) finalizes its merger with National Interstate Corporation (NATL), acquiring all remaining shares not already owned by its subsidiary, Great American Insurance Company (GAIC). Shareholders of NATL receive $32.00 per share in cash, excluding interest and deductions. The deal consolidates AFG’s insurance operations under its existing structure.

Apr 2017American Financial Group, Inc.News article