Philadelphia Insurance Cos. made leadership changes, effective Jan. 1, the Insurance Journal and Business Insurance reported.

President and CEO Bob O'Leary was appointed chairman, succeeding Jamie Maguire, who has retired. O'Leary will continue as CEO.

Meanwhile, Chief Underwriting Officer John Glomb will take on the role of president in addition to his current position.

Philadelphia Insurance Cos. is the marketing name for the insurance company subsidiaries of Philadelphia Consolidated Holding Corp.