John W. Gamble occupies the position of Chief Financial Officer & Vice President for Equifax, Inc.

He is also on the board of CyrusOne, Inc. and CyrusOne LP.

He previously occupied the position of Chief Financial Officer & Executive Vice President at AgriTec Systems, Inc., Chief Financial Officer & Executive Vice President at Lexmark International, Inc. and Chief Financial Officer & Executive Vice President of Agere Systems, Inc.

Mr. Gamble received an undergraduate degree from Cornell University and an MBA from Columbia Business School.