Dennis Byrnes

Dennis Byrnes

General Counsel at ACI WORLDWIDE, INC.

61 year
Technology Services
Consumer Services
Finance

Profile

Dennis Patrick Byrnes is currently the Chief Executive Officer at S1 Corp.
and the Director at Applied Communications, Inc. U.K.
Holding Ltd.
and ACI Worldwide, Inc. He previously held positions as the Chief Executive Officer at Official Payments Holdings, Inc., President, Secretary & Director at ACI Payments, Inc., Secretary & Director at ACI Global Ltd., Vice President & Senior Counsel at Bank One Corp., General Counsel at Sterling Commerce (America), Inc., and Attorney at Baker & Hostetler LLP.
Mr. Byrnes has an MBA from Xavier University, an undergraduate degree from Case Western Reserve University, and a graduate degree from Michael E.
Moritz College of Law.

Dennis Byrnes active positions

CompaniesPositionStart
ACI WORLDWIDE, INC. General Counsel 2003-05-31
Chief Executive Officer 2012-02-11
Director/Board Member 2003-09-29
All active positions of Dennis Byrnes

Former positions of Dennis Byrnes

CompaniesPositionEnd
Bank One Corp. General Counsel 2003-05-31
General Counsel 2001-10-31
Corporate Officer/Principal 1995-12-31
Director/Board Member -
President -
See the detail of Dennis Byrnes's experience

Training of Dennis Byrnes

Xavier University Masters Business Admin
Case Western Reserve University Undergraduate Degree
Michael E. Moritz College of Law Graduate Degree

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

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Connections

100 +

1st degree connections

12

1st degree companies

Male

Female

Members of the board

Executives

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Linked companies

Listed companies1
ACI WORLDWIDE, INC.

Technology Services

Private companies8

Technology Services

Bank One Corp.

Finance

Commercial Services

Technology Services

Technology Services

Finance

Technology Services

Technology Services

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