Calvin Butler

Calvin G. Butler Jr. is president and chief executive officer of Exelon. Butler oversees Exelon’s six local electric and natural gas companies -- Atlantic City Electric, BGE, ComEd, Delmarva Power, PECO and Pepco. Together, they form the nation’s largest utility company by customer count, serving approximately 10 million electric and gas customers in New Jersey, Maryland, Illinois, Delaware, Pennsylvania and the District of Columbia. He serves as chairman of each utility’s board and is a member of Exelon’s executive committee.