The headquarters building, at 226 W. Jackson Blvd. across from the Willis Tower, is about one-third occupied.
Felicia Davis is one of two interim presidents chosen by newly-appointed City Colleges Chancellor Juan Salgado in his first official day on the job.
Mayor Rahm Emanuel on Friday established an ambitious goal for his new City Colleges chancellor to achieve: a 25 percent graduation rate by 2019.
Salgado replaces Cheryl Hyman, who announced last June that her tumultuous six-year tenure would end after a one-year transition.