Narragansett Bay Insurance Company has appointed William Riker to its board of directors and expanded its number of directors to seven.

Mr Riker is the former president and chief underwriting officer of RenaissanceRe Holdings. He joined RenaissanceRe Holdings in its founding year in 1993, with overall responsibility for enterprise-wide modeling and underwriting. In addition to serving as company president, he held the previous positions of COO of RenaissanceRe and president and CEO of Glencoe Group Holdings, the Dallas-based segment of RenaissanceRe.

Prior to joining RenaissanceRe, Mr Riker was vice president of Applied Insurance Research, a catastrophe modeling firm.

Nick Steffey, chairman and CEO, said: On behalf of the board of directors, I would like to welcome Bill Riker to our board. We look forward to drawing on his considerable knowledge in catastrophe underwriting and modeling as well as portfolio management. Bill played a central role in creating an industry leading company and we look forward to his leadership.