White Mountains Insurance Group, Ltd.

White Mountains Insurance Group, Ltd., through its subsidiaries, operates property and casualty insurance, and reinsurance businesses. The companys OneBeacon segment offers specialty line products, including specialty liability products, marine insurance, tuition reimbursement, professional liability, collector car and boat, and accident and health products; commercial line products, such as multi-peril, auto, workers compensation, general liability, umbrella, property, and inland marine products to small and middle market businesses; and personal insurance products, including homeowners, personal auto, and combination insurance policies. This segment offers its products through a network of independent agents, regional and national brokers, and wholesalers. Its White Mountains Re segment provides reinsurance coverage for property, casualty, accident and health, agriculture, aviation and space, and other exposures, as well as reinsurance advisory services, specializing primarily in property and other short-tailed lines of reinsurance. The companys Esurance segment writes personal auto insurance through its Website and through select online agents. It offers its products and services in the United States, Europe, Canada, the Caribbean, Latin America, and Asia. White Mountains Insurance Group, Ltd. was founded in 1980 and is headquartered in Hamilton, Bermuda.