Guy Chiarello

Chief Operating Officer

Guy Chiarello was named Chief Operating Officer in June 2021. Prior to this appointment, Chiarello was Chief Administrative Officer, where he oversaw the company’s technology and operations with a focus on driving innovation and delivering superior value for clients through the development and delivery of leading technology and targeted innovati...

Roles at Fiserv

  • Chief Operating Officer

    June, 2021 - present

  • Chief Administrative Officer

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