It underwrites and sells traditional and alternative risk property and casualty insurance products to the passenger transportation industry and the trucking industry; general commercial insurance to small businesses in Hawaii; and personal auto insurance to owners of recreational vehicles.
The company offers commercial auto liability, general liability, physical damage, and motor truck cargo coverage for truck and passenger operators; and alternative risk insurance products to truck and passenger transportation operators, as well as provides coverage for campsite liability; vehicle replacement coverage; and coverage for trailers, golf carts, and campsite storage facilities.
NIC sells its products through various distribution channels, including independent agents and brokers, affiliated agencies, and the Internet.
The company was founded in 1989 and is headquartered in Richfield, Ohio.
National Interstate Corporation is a subsidiary of Great American Insurance Company.

