 Mesi was the brother of Philip Mesi, Sr., and uncle of Philip Mesi, Jr..Sponsored by Twenty-Sixth Ward committeeman Matthew Biesczat, Mesi was hired as a foreman in the city's sanitation department as a reward for his work in the 1959 city elections for the ward alderman and mayor, Richard J. Daley.Mesi was one of many organized crime figures found to be Chicago city employees by the Chicago Crime Commission.