Dennis Byrnes

Chief Legal Officer

Mr. Byrnes serves as executive vice president, general counsel. Prior to 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. Mr. Byrnes began his legal career with Baker & Hostetler, serving as an attorn...

Roles at ACI Worldwide

  • Chief Legal Officer

    Current role

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