CNA Financial Corporation was founded in 1897 and has been headquartered in Chicago since 1900. In 2017, CNA celebrated its 120th year in business. As one of the largest commercial property and casualty insurance organizations in the United States, CNA provides business insurance protection to more than one million businesses and professionals in the U.S. and internationally. Today, CNA has more than 75 offices around the world. CNA’s insurance products include standard commercial lines, specialty lines, surety and other property and casualty coverage.