John was a graduate of Yale Law School and Harvard Business School. He served in the Army Air Force during World War II, and worked in the Office of the Secretary of the Air Force. He moved back to his hometown of Syracuse in 1955, and worked as a trust officer for 24 years at First Trust and Deposit Company, now Key Bank. John was an active member of many philanthropic boards including the Everson Museum of Art, Meals on Wheels, the Syracuse Boys Club, and the Syracuse Symphony Orchestra.