White Mountains is a Bermuda-domiciled financial services holding company with business interests in property and casualty insurance, and reinsurance. The company s operating division, OneBeacon Insurance specializes in commercial, personal property and casualty insurance. The White Mountains Re segment consists of White Mountains Re Group, and its subsidiaries. The segment offers lead capacity for reinsurance on liability, property and accident, and health exposures through its subsidiaries, Folksamerica Reinsurance Company, Folksamerica Holding Company, and Sirius International Insurance Corporation. Its Esurance Holdings segment markets personal auto insurance directly to customers and through online agents. White Mountains' common shares are listed on the New York Stock Exchange and the Bermuda Stock Exchange. White Mountains maintain a United States-based headquarters in Hanover, N.H.
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BBB Rating
A+
BBB Rating and Accreditation information may be delayed up to a week.
Hours
Regular Hours
Mon - Fri:
Extra Phones

Phone: 603-643-1567

Phone: 603-643-4592

Phone: 603-640-2222

Fax: 603-640-2250

Fax: 603-643-4592

AKA

White Mountains Insurance Group, Ltd

White Mountain Insurance

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Categories
Insurance, Auto Insurance
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