During World War II he was employed as a test engineer at Ranger Aircraft Engines Company, Division of Fairchild Engine and Airplane Corporation, Farmingdale, NY. In 1944 he married the former Barbara Batchelder of Hanover, NH.
In 1946 Mr. du Pont was hired by the DuPont Company where he held various engineering and supervisory positions at plants in Arlington, NJ; Parkersburg, WV; and Charleston, WV. In Wilmington, since 1953, he worked in mid-management of Plastics, Film and Employee Relations Departments. He served as Senior Vice President and member of the Executive Committee from 1967 to 1978. He retired from DuPont’s Board of Directors in 1990. His father, two grandfathers, three great-grandfathers and two great-great-grandfathers served in the management of the DuPont Company.
Mr. du Pont served on the boards of directors of the
Wilmington Trust Company, the Delaware State Chamber of Commerce, Americans for the Competitive Enterprise System and Greater Wilmington Development Council. He served on the boards of trustees of Wilmington University, The Unidel Foundation, Longwood Gardens, Inc. and Tower Hill School. He was a Life Member of the Corporation of the Massachusetts Institute of Technology. From age 11 to 18 he sang in the choir of the Cathedral Church of St. John. He enjoyed home workshop, sailing, organ music, extended motorcycle trips, worn-out shoes and mechanical pencils.
He was predeceased by eight older sisters; his daughter, Susanne; his son, Irénée du Pont, III; and Barbara, his wife of 77 years. He is survived by his daughter-in-law, Eugenie Collison du Pont, and his daughters Irene Light (Tom) of Lime Rock, CT; Cynthia Tobias (Terry) of Chadds Ford, PA; Sally Quinn (Rob) of Winchester, MA; Grace Engbring (Paul) of Telluride, CO; thirteen grandchildren, and thirteen great-grandchildren.
In lieu of flowers send contribution to Wilmington University, Office of the President, 320 N. DuPont Hwy, New Castle, DE 19720.
A memorial service will be held in the future. Interment will be private.
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