John E. Leopardo, 91
John E. Leopardo, 91, of North Sewickley Township passed away at his residence on Sunday, November 20, 2022. He was born on December 23, 1930, in Chewton, PA, to the late Joseph and Sylvia (Massa) Leopardo. He had graduated from Lincoln High School with the class of 1948 and The Pennsylvania State University with a Major in Mechanical Engineering in 1952. John served in the U.S. Army at the Aberdeen Proving Ground in Maryland from 1955 – 1957. Following his service he was employed and held management positions with National Tube/US Steel, Babcock & Wilcox, and Pittsburgh Tube. He retired…