Arch Capital Group Ltd. (ACGL) writes insurance and reinsurance on a worldwide basis. ACGL operates in two underwriting segments: insurance and reinsurance. Its insurance operations are conducted in Bermuda, the United States, Europe, Canada, Australia and South Africa. Its insurance operations in Bermuda are conducted through Arch Insurance (Bermuda), a division of Arch Re Bermuda. In the United States, its insurance group's principal insurance subsidiaries are Arch Insurance Company (Arch Insurance), Arch Excess & Surplus Insurance Company (Arch E&S), Arch Specialty Insurance Company (Arch Specialty), and Arch Indemnity Insurance Company (Arch Indemnity). In January 2014, the Company's subsidiaries Arch U.S. MI has completed the acquisition of CMG Mortgage Insurance Company and the mortgage insurance operating platform of PMI Mortgage Insurance Co. In April 2014, Arch Capital Group Ltd launched Watford Re Ltd.