Denis J. O'Leary

Chairman

Denis J. O'Leary has served as a Director of Fiserv, Inc. since 2008. Mr. O’Leary is a private investor, and from 2009 to 2015, he served as Co-Managing Partner of Encore Financial Partners, Inc., a company focused on the acquisition and management of community banks. From 2006 to 2009, he was a senior advisor to The Boston Consulting Group with...

Roles at Fiserv

  • Chairman

    Current role

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