Frank J. Bisignano (born August 9, 1959) is an American businessman who has served as the commissioner of the Social Security Administration since January 2025. Bisignano has additionally served as the chief executive officer of the Internal Revenue Service since October 2025.
Bisignano graduated from Baker University with a bachelor's degree in finance. By 1985, he had begun working at Shearson Lehman Brothers, serving as the company's senior vice president from 1986 to 1990. In August 2000, Bisignano became the chief administrative officer at Citigroup. In December 2005, he became the chief administrative officer at JPMorgan Chase, later serving as the head of mortgage lending and its co-chief operating officer. In April 2013, Bisignano resigned from JPMorgan Chase to serve as the chief executive of First Data, a payments processing company. He became the president and chief operating officer of Fiserv after it acquired First Data in July 2020; a year later, he became Fiserv's chief executive officer.