Liberty Mutual Group, more commonly known by the name of its primary line of business, Liberty Mutual Insurance, is an American diversified global insurer. It is the third-largest property and casualty insurer in the United States. The company was founded in 1912 as the Massachusetts Employees Insurance Association (MEIA) and later changed its name to Liberty Mutual Insurance Company. Today, Liberty Mutual offers a wide range of insurance products and services, including personal automobile, homeowners, workers compensation, commercial multiple peril, commercial automobile, general liability, global specialty, group disability, fire and surety.