One Beacon Insurance Company
Headquartered in Boston, Massachusetts, OneBeacon Insurance Group is committed to being the leading property/casualty insurance group doing business solely through independent agents. With roots dating back 170 years and a current A.M. Best rating of A (excellent), OneBeacon boasts a heritage of keeping promises, backed by financial strength.
OneBeacon Insurance Group is wholly owned by White Mountains Insurance Group, Ltd., of Hamilton, Bermuda. White Mountains' principal businesses are conducted through its subsidiaries and affiliates in the property/casualty insurance and reinsurance business. The company is publicly traded on the New York Stock Exchange and Bermuda Stock Exchange under the symbol "WTM."
OneBeacon's automobile insurance and homeowners policies provide strong coverage, along with the advantage of many unique add-on coverages to give you extra protection and customization.