Dennis Byrnes
Dennis Byrnes
Chief Legal and Risk Officer
With ACI Worldwide, Inc. since 2003

Dennis Byrnes is ACI’s Chief Legal and Risk Officer. In this role, he oversees all legal matters and provides strategic guidance for the risk management organization. This organization includes the critical support functions of global information and corporate security, enterprise risk management and compliance assurance.

Prior to joining ACI in 2003, Mr. Byrnes was an attorney in Bank One's technology group from 2002 to 2003 and before that with Sterling Commerce, an electronic commerce software and services provider, from 1996. He began his legal career with Baker & Hostetler, serving as an attorney in that firm from 1991 to 1996.

Mr. Byrnes holds a JD from The Ohio State University College of Law, an MBA from Xavier University and a Bachelor of Science in engineering from Case Western Reserve University.

    Investor Contacts

    John Kraft, Head of Strategy & Finance

    Global Headquarters:
    ACI Worldwide
    2811 Ponce de Leon Blvd, PH1
    Coral Gables, FL 33134