Jonathan W. Thayer
Executive Vice President and Chief Financial Officer, Exelon Corporation
Jonathan (Jack) W. Thayer joined Exelon Corporation as Executive Vice President and Chief Financial Officer in January 2012. As the chief financial officer for Exelon, Mr. Thayer is responsible for overseeing the execution of all financial activities including financial reporting, planning, audit and tax. Additionally, in his current role, Mr. Thayer leads the treasury function in developing and implementing our financing plans and the investor relations department group.
Prior to joining Exelon, Thayer was appointed Senior Vice President and Chief Financial Officer of Constellation Energy in October 2008. Thayer joined Constellation Energy in 2003, at which time he served as Director, Investor Relations, responsible for managing Constellation Energy's relationships with shareholders and analysts. In 2004, he was appointed Vice President and Managing Director, Corporate Strategy & Development, responsible for strategic transaction execution and planning. He was appointed Treasurer in August 2008.
Prior to joining Constellation Energy, Thayer held financial positions at Deutsche Bank Securities Inc. and SBC Warburg Dillon Read Inc., primarily focusing on mergers and acquisitions and financing transactions within the health care services, medical technology, biotechnology, and pharmaceuticals industries.
Thayer served as a project officer in Mukono, Uganda from 1994-1995. He managed the Ugandan AIDS Project operations, including development and implementation of palliative AIDS care programs and implementation of administrative, training and supply networks for the Church of Uganda's rural health care initiative.
Thayer was the Chairman of Constellation Energy's 2006 and 2007 United Way Campaign and is a former Board member of The United Way of Central Maryland. He previously served as a Board member of Family and Children's Services of Central Maryland and the Boy Scouts of America, Baltimore Area Council. He is currently a trustee of the Gilman School and a member of the Posse Foundation’s Chicago Advisory Board.
Thayer earned a bachelor's degree in history from Middlebury College, cum laude, and a master's degree in business administration from Harvard University. He has also earned the title of Eagle Scout.
Thayer is married and has two children.