Guy Chiarello, Chief Operating Officer at Fiserv, continues to lead innovation in financial technology and payments. With over three decades at the intersection of banking, technology, and commerce, Chiarello drives Fiserv’s client experience, workplace culture, and growth strategies. Before this role, he served as Chief Administrative Officer at the company and was instrumental in integrating the company’s technology strategy. Previously, Chiarello held pivotal positions, including President of First Data Corporation and CIO at JPMorgan Chase and Morgan Stanley. His leadership led to groundbreaking advancements like the Chase Mobile App Suite, now with over 10 million users, and significant technological upgrades in global banking operations.
Chiarello is deeply committed to philanthropy, raising millions for cancer research and supporting nonprofits such as the Leukemia and Lymphoma Society. A graduate of The College of New Jersey, he remains a respected advisor to Silicon Valley’s leading tech firms. He continues to publish thought leadership articles on advancing fintech, emphasizing customer-centric solutions and the transformative power of technology in financial services. Under Chiarello's leadership, Fiserv has become a significant player in payments and fintech, serving financial institutions and businesses across 100 countries.
