Mr. John W. Gamble is a Chief Financial Officer & Vice President at Equifax, Inc. and an Independent Director at CyrusOne, Inc. He is on the Board of Directors at CyrusOne, Inc. and CyrusOne LP. Mr. Gamble was previously employed as a Chief Financial Officer & Executive Vice President by Lexmark International, Inc., a Chief Financial Officer & Executive Vice President by Agere Systems, Inc., and a Chief Financial Officer & Executive Vice President by AgriTec Systems, Inc. He received his undergraduate degree from Cornell University and an MBA from Columbia Business School.