John Richels, 59, was elected president and chief executive officer of Devon in June 2010 and joined the board of directors in 2007. He previously served as president, a senior vice president of Devon and president and chief executive officer of Devon’s Canadian subsidiary. Richels joined Devon through its 1998 acquisition of Canadian-based Northstar Energy Corp. Prior to joining Northstar, Richels was managing and chief operating partner of the Canadian-based national law firm, Bennett Jones. Richels previously served as a director of a number of publicly traded companies. He holds a bachelor’s degree in economics from York University and a law degree from the University of Windsor.

John A. Hill, 69, joined the board of directors in 2000 following Devon’s merger with Santa Fe Snyder Corp. He has been with First Reserve Corp., an oil and gas investment management company, since 1983 and is currently its vice chairman and managing director. Prior to creating First Reserve Corp., Hill was president and chief executive officer of several investment banking and asset management companies and served as the deputy administrator of the Federal Energy Administration during the Ford Administration. Hill is chairman of the board of trustees of the Putnam Funds in Boston, a trustee of Sarah Lawrence College and director of various companies controlled by First Reserve Corp. 

Mary P. Ricciardello, 55, joined the board of directors in 2007. She retired in 2002 after a 20-year career with Reliant Energy Inc., a leading independent power producer and marketer. Ricciardello began her career with Reliant in 1982 and served in various financial management positions with the company including comptroller, vice president and most recently as senior vice president and chief accounting officer. She serves on the boards of U.S. Concrete and Noble Corp. and is a Certified Public Accountant.