Jonathan "Jack" W. Thayer



    Director Since 2016


    Senior Executive Vice President and Chief Transformation Officer
    Exelon Corporation

    Mr. Jonathan W. Thayer was appointed Chief Transformation Officer of Exelon Corporation (“Exelon”), an energy provider and holding company for several energy businesses in May 2018, and has served as Senior Executive Vice President since 2014.  Mr. Thayer served as Chief Financial Officer of Exelon from 2012 until May 2018.  Prior to joining Exelon, Mr. Thayer held the position of Senior Vice President, Chief Financial Officer for Constellation Energy Group, Inc. (“Constellation Energy”) from October 2008 until Constellation Energy’s acquisition by Exelon in 2012.  Mr. Thayer was also appointed Treasurer of Constellation Energy in August 2008, and held prior positions of Vice President and Managing Director, Corporate Strategy and Development (2004-2008) and Director, Investor Relations (2003-2004).  Prior to joining Constellation Energy, Mr. Thayer held financial positions at Deutsche Bank Securities, Inc. and SBC Warburg Dillon Read, Inc. 

    Mr. Thayer brings to the Board expertise in corporate finance and strategy, equity offerings, complex M&A transactions, including post acquisition integration, and risk management.  He is experienced in leading across periods of growth, maturation, disruption, and crisis.  Mr. Thayer has a strong sense of board governance, and an understanding of promoting shareholder value and investor relations.