Founded in 1964, Southern Insurance Underwriters, Inc. (SIU) has grown from a small family-owned agency into a prominent Managing General Agency and Surplus Lines Broker. The company provides a wide range of commercial and personal insurance products exclusively through a network of over 2,000 independent insurance agents. SIU focuses on offering specialty, excess, and surplus lines of insurance, operating as an intermediary between retail insurance agents and insurance carriers.

Founded in

United States