Peabody’s Beacon Roofing Supply Inc. has appointed Paul M. Isabella as its new president and chief executive officer, effective Jan. 1.

Isabella joined Beacon in November 2007 as the president and chief operating officer. He will replace Robert R. Buck, who will remain as chairman of the board.

His extensive background includes more than 33 years of experience at major corporations, including General Electric Co., The Stanley Works and Cooper Industries.

"I am very excited about the future of Beacon Roofing Supply with Paul at the helm as CEO," said Robert R. Buck, Beacon’s chairman of the board.

In addition, the following promotions will take effect Jan. 1:

David R. Grace is being promoted to executive vice president and will remain CFO. Grace joined Beacon as an accountant in 1987 and served in positions of increasing responsibility until he was named CFO in 1997.

Patrick Murphy and James I. MacKimm have been promoted to executive vice presidents. Both have served as senior vice presidents at Beacon since 2008.

Kent Gardner, who has been with the company since 2005, has been promoted to senior vice president. C. Munroe Best III has also been promoted to senior vice president. During his tenure with Beacon he has been promoted several times and in 2006, he was promoted to regional vice president.