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Mayo A. Shattuck III

Chairman; Independent Director since 2012


​​​​​​Mr. Shattuck’s extensive executive leadership experience in business and the energy industry uniquely enable him to provide strategic insights and advice and oversee the execution of business priorities. His prior operational experience leading a nuclear utility that also had customer-facing competitive retail and wholesale trading businesses brings unparalleled value to his service and oversight. Mr. Shattuck’s financial acumen from his experience in the financial services industry also brings valuable perspectives to his leadership of the Board.

Prior to joining Exelon, Shattuck was the Chairman, President and Chief Executive Officer of Constellation Energy, a position he held from 2001 to 2012. Constellation Energy was a Fortune 200 company that owned energy-related businesses, including a wholesale and retail power marketing and merchant generation business in North America. It also operated the Baltimore Gas and Electric Company. Shattuck was previously at Deutsche Bank, where he served as Chairman of the Board and CEO of Deutsche Banc Alex. Brown and, during his tenure, served as Global Head of Investment Banking and Global Head of Private Banking. 
From 1997 to 1999, he served as Vice Chairman of Bankers Trust Corporation, which merged with Deutsche Bank in June 1999. From 1991 until 1997, Shattuck was President and Chief Operating Officer and a Director of Alex. Brown Inc., which merged with Bankers Trust in September 1997. 
While Chairman and CEO of Constellation Energy and Executive Chairman of Exelon, Shattuck served as Chairman of the Board of the Institute of Nuclear Power Operations (INPO) and is a member of the Executive Committee of the Board of Edison Electric Institute (EEI) and the Nuclear Energy Institute (NEI). He was also Co-Chairman of the Center for Strategic & International Studies (CSIS) Commission on Nuclear Policy in the United States and Executive Committee member of the Council on Competitiveness. 
Shattuck currently serves on the Boards of Directors for Gap Inc. (GPS, since 2002) and Capital One Financial Corporation (COF, since 2003).