Mercury Casualty Company is one of the leading insurance companies in the United States, which provides insurance to individuals, families and businesses. Founded in 1961, the firm specializes in underwriting automobile insurance in various states, including Arizona, Florida, Georgia, Illinois, Michigan, New Jersey, New York, Oklahoma, Texas and Virginia. It offers claims processing and risk and crisis management services. The firm also provides breakdown, homeowners, commercial auto and mechanical insurance services and products. It is a subsidiary of Mercury General Corporation, which is a multiple-line insurance organization. The parent company offers personal automobile and homeowners insurance through a network of independent agents and brokers. Mercury Casualty Company has a branch location in Rancho Cucamonga, Calif.