Mr. Dirk C. McMahon is a President & Chief Operating Officer at UnitedHealth Group, Inc. and a Chief Executive Officer at United Healthcare Corp. He is on the Board of Directors at Bridging, Inc. Mr. McMahon was previously employed as a Chief Executive Officer by UnitedHealthcare, Inc., a President & Chief Operating Officer by InGensa, Inc., a Head-Airport Airlines by Northwest Airlines, Inc., and a Chief Executive Officer by OptumRx, Inc. He received his undergraduate degree from Marist College and an MBA from the University of Notre Dame.