EMC Insurance Companies is one of the largest property and casualty companies in Iowa with more than 2,300 employees. The company began in 1911 as an association of business owners providing workers compensation coverage to manufacturers in Iowa. It serves policyholders and independent insurance agents. EMC Insurance Companies provides insurance coverage and services through more than 20 branch offices. It provides property and casualty insurance products and services throughout the United States and writes reinsurance contracts worldwide. Its range of commercial lines products includes property, casualty, automobile, liability and workers compensation insurance. The company s personal products include homeowners , personal automobile, motorcycle, dwelling and inland marine insurance plans. It also provides loss control services and bonds. EMC Insurance Companies has a branch location in Peoria, Ariz.