Calvin G. Butler

by Justin Cates
Calvin G. Butler
Chief Operating Officer

Calvin Butler is a Senior Executive Vice President and Chief Operating 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.

Butler serves as Chairman of each utility’s board and is a member of Exelon’s executive committee.

Butler previously served as CEO of BGE from 2014 to 2019. Prior to that role, Butler was BGE’s Senior Vice President, Regulatory and External Affairs, and has held other leadership positions at Exelon and BGE’s sister utility, ComEd (Chicago).

Butler serves on several prominent boards, including RLI Corp., M&T Bank Corporation and M&T Bank, its principal banking subsidiary. He is past board chair of the Gridwise Alliance.

In 2020, he was named Zpryme’s “ETS Thought Leader of the Year.”

Butler earned a Bachelor’s degree from Bradley University and a Juris Doctor degree from Washington University School of Law.

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