OneBeacon Appoints Four Senior Managers

Boston-based OneBeacon Insurance Group, a subsidiary of Bermuda’s White Mountains Insurance Group, which recently purchased the U.S. property/casualty business of Britain’s CGNU, has appointed four new members to its senior management team as follows:

Larry Haefner has been named managing Director and Chief Actuary, with responsibility for all corporate pricing, reserving and management information.

Bill Walls has been appointed Senior Vice Presdient-Executive Team Support. He’ll be responsible for the continuing integration of the CGNU units into OneBeacon.

Gerri Prusko was named Sr.V.P. of Financial Operations, responsible for “premium receivables and managing associated processes.”

Bill Jensen becomes Sr.V.P. and Controller, responsible for the company’s budget and balance sheet.