Other interests included horse riding and flying a Piper aircraft.
He later became a member of the board at Piper Aircraft and spent his entire working life with the Company.
He joined Piper Aircraft in 1957 as director and chief engineer of its development center, remaining there until his retirement at age 70.
In 1968 Piper Aircraft established a plant to make metal and plastic parts for airplanes.
Most notable were flights conducted on behalf of Piper Aircraft.
After getting his degree, he joined Piper Aircraft in Pennsylvania.
It was renamed Piper Aircraft once again in 2006.
The company specialised in providing private and executive planes and held the agency for Piper aircraft.
Piper Aircraft bought the fields adjacent to the park in the 1960s to use for airport runways and airplane storage.
From 1977 to 1984, Leahy worked in marketing at Piper Aircraft.