Gary Black

OneBeacon Insurance Co. provides property, casualty and specialty insurance services. It offers personal, auto and homeowners, commercial, agricultural, marine and malpractice coverage insurance. The company was founded in 1831 and is headquartered in Canton, MA.

Fireman's Fund Insurance Co. provides personal and commercial insurance services for individuals, families, businesses, and organizations. It also sells insurance through independent agents and brokers. The company was founded in 1863 and is headquartered in Petaluma, CA.

Flagstone Reinsurance Holdings SA provides reinsurance services. It provides property catastrophe reinsurance coverage to insurance companies. The firm's policies provide coverage for claims arising from major natural catastrophes, such as hurricanes and earthquakes, in excess of a specified loss. It also provides coverage for claims arising from other natural and man-made catastrophes such as winter storms, freezes, floods, fires and tornados. The company's specialty lines covers risks such as aviation, energy, accident and health, satellite, marine, and workers' compensation catastrophe. Flagstone Reinsurance Holdings was founded by Mark James Byrne and David A. Brown and is headquartered in Luxembourg.