Calvin G. Butler Jr. is a senior executive vice president of Exelon and chief executive officer of Exelon Utilities. 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, respectively. Butler serves as vice chairman of each utility’s board and is a member of Exelon’s executive committee.

Butler serves as board chair of the Gridwise Alliance, an advocacy organization promoting modernization and innovation for the nation’s electrical grid, and on the Board of Directors for RLI Corp, serving as a member of its audit and nominations/governance committees.