Calvin Butler
President and Chief Executive Officer, Exelon
Calvin Butler 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 one of the nation’s largest utility companies by customer count, serving approximately 10 million electric and gas customers in New Jersey, Maryland, Illinois, Delaware, Pennsylvania and the District of Columbia. Butler serves on Exelon’s Executive Committee and is a member of the company’s Board of Directors.
Prior to being promoted to CEO on Dec. 31, 2022, Butler had been president and chief operating officer of Exelon. Previously, he served in roles of increasing responsibility at Exelon, including senior executive vice president and COO (2021), Exelon Utilities CEO (2019) and as CEO of BGE from 2014 to 2019. Prior to that role, Butler served as BGE’s senior vice president for Regulatory and External Affairs.
He also held various leadership positions at ComEd, including senior vice president of Corporate Affairs and vice president of Governmental and Legislative Affairs. Before joining Exelon in 2008, Butler held senior leadership roles in external affairs as well as manufacturing with the print, digital and supply chain solutions company R.R. Donnelley. Butler spent his early career with Central Illinois Light Company (CILCORP, Inc.), where he worked in government affairs, legal and strategy.