Donald A. Emeigh

White Mountains Reinsurance Co. of America provides property and casualty insurance services. The company operates in Chicago, Greenwich, Miami and Toronto. It was founded in 1980 and is headquartered in New York City, NY.

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.