State Auto Financial Corporation (STFC) is an insurance holding company. The Company is engaged primarily in the property and casualty insurance business through its wholly owned subsidiaries: State Auto Property and Casualty Insurance Company, Milbank Insurance Company, Farmers Casualty Insurance Company, State Auto Insurance Company of Ohio and State Auto National Insurance Company. Through its subsidiaries, STFC writes a line of property and casualty insurance, including standard personal and commercial automobile, non-standard personal automobile, homeowners, commercial multi-peril, workers compensation, general liability and fire insurance.