Last year, Mendoza told ABC7 she would not seek another term as state comptroller.
She has also been a state representative and served as Chicago city clerk.
In 2019, she ran for mayor in 2019 and came in fifth.
"The state of Illinois cannot be successful when the city of Chicago is failing," Mendoza previously said. "I think that Chicago is in dire need of competency, someone who understands the needs of the city."
PREVIOUS COVERAGE | IL Comptroller Susana Mendoza says she will not run for reelection, criticizes Chicago Mayor Johnson