State Auto Financial Corporation (State Auto Financial) is a property and casualty insurance holding company. The Company is engaged in writing personal, business and specialty insurance. Its segments include personal insurance, business insurance, specialty insurance and investment operations. Its personal insurance, business insurance and specialty insurance are known as insurance segments of the Company. It writes standard insurance covering personal exposures to individuals in the personal insurance segment. The Company writes insurance covering small-to-medium sized commercial exposures in the business insurance segment. The specialty insurance segment offers commercial coverages requiring product underwriting, claims handling and/or risk management services through a distribution channel of retail agents and wholesale brokers, which include program administrators and other sources. Its investment portfolio is managed by its subsidiary, Stateco Financial Services, Inc.