John G. Koelling

John Koelling
John Koelling, age 86, passed away peacefully on July 20, 2020.
John is survived by his wife of 63 years, Barbara Koelling; sons, Jeff Koelling (Sandy) and Jay Koelling (Faye); grandchildren, Barbie Walton (Jason), Jacob Koelling (Amie), Jesse Koelling, Jeren Koelling, Jenna Koelling and Jace Koelling; and great-grandchildren, Emalee Higgins, Ricky Walton and Dillon Koelling.
He was predeceased by his sister, Jane Koelling Williams.
John was born in Whiting, Ind., on Dec. 19, 1933, to George H. Koelling, a Standard Oil executive, and Martha Fredenberg Koelling. He attended Miami University in Oxford, Ohio. He graduated with a bachelor's degree in chemistry in 1955, followed by a master's degree in 1957. John continued his studies in chemistry when he pursued a doctorate degree at Purdue University under H. C. Brown, a Nobel Prize winner and his chemistry hero.
After receiving his doctorate in chemistry, he accepted a position at 3M. He then pursued a position at Corning Glass in the research department. In 1972, John moved to Canandaigua and establish his own successful business Duxbury Industries in Rochester.