The All In Action Plan includes more than 90 initiatives across nine key focus areas, outlining the county's formal plan to deliver on community priorities. Allegheny County Executive Sara Innamorato on Wednesday nominated John Fournier the deputy city administrator for Ann Arbor, Mich.Sara Innamorato was sworn in as the first woman to serve as the Allegheny County Executive on January 2, 2024. Request your FREE Allegheny Adventure Guide and maps. Sara Innamorato became the first woman to be sworn in as Allegheny County Executive. She is the fourth person to hold this office, succeeding Rich Fitzgerald.