Arch Insurance Group Inc., a division of Arch Capital Group Ltd. (ACGL), is a market-leading specialty insurer.We provide a wide range of property, casualty and specialty insurance for corporations, professional firms and financial institutions across the United States and Canada.Our insurance group in North America consists of Arch Insurance Company, Arch Specialty Insurance Company and Arch Excess & Surplus Insurance Company. Arch Insurance Group's executive offices are located at One Liberty Plaza in New York City, with regional offices located in New York City (Northeast Region), Atlanta (Southeast Region), Chicago (Central Region) and San Francisco (Western Region), as well as other offices throughout the U.S. to support our business. Arch Insurance Company also operates a branch office in Toronto, Canada.ACGL is a Bermuda public limited liability company that provides insurance, reinsurance and mortgage insurance on a worldwide basis through operations in Bermuda, the United States, Canada, Europe, Australia and Hong Kong.