Debbie Guerra

Executive Vice President – Merchant Payments and Fraud Management at ACI Worldwide

Debbie Guerra is a seasoned payments industry executive with over three decades of experience spanning payments, fintech, consulting and IT services. She leads ACI’s Merchant and Fraud Management solutions portfolio, which encompass eCommerce, omni-commerce and merchant fraud. Prior to joining ACI, Debbie was a senior leader with First Data/Fiserv, where she led the merchant acquiring businesses in the U.S. and Brazil. One of the early female graduates of the United States Military Academy at West Point, Debbie began her professional career as an officer in the United States Army working in military intelligence.  

Articles by Debbie Guerra


Do Merchants Have the Right Tools to Tune Their Engines for the Innovation Race?

2020 has been a year of many, many changes, across nearly all walks of life and business. One beacon of light is that these circumstances have pressed the digital acceleration button, in some cases advancing digital uptake and innovation by years, within a matter of a few months.

Prime Time for Real-Time

Global Payment Trends
As the world adopts real-time payments, how does your market stand to benefit?