John (Jack) F. Koniski, 89, of Souderton PA, passed away peacefully in Hospice Care at Souderton Mennonite Homes on Thursday, July 14, 2022. He was predeceased by his parents, Chester and Wanda; his wife of 48 years, Florence; his sisters Edwina and Mary Rita. He is survived by his children Jeffrey (Anne), James (Lauren), Jacqui (Tod); his grandchildren Sarah Koniski, John Koniski, Grant Koniski, Jack Demeter, Alexandra Demeter, and Annika Demeter. Jack graduated from the Elmira Free Academy in 1950, Syracuse University in 1954, served in the US Army from 1954-1956, and enjoyed a nearly 35-year career at IBM Endicott traversing roles in Planning, Packaging Management, and Industrial Engineering. He followed his IBM
Retirement with 20 years of Tax Preparation, primarily for Puglisi Tax Services in Vestal, NY.
Jack’s devotion to his family was demonstrated continually throughout his life and best exemplified by unwavering care for his wife Flo during a 250 + day hospitalization in 2006. He was by her side nearly every day of that most challenging period for her and the family. Jack was an avid well-respected golfer and bowler over five decade; honing his golf game initially during multiple summers working as a Greenskeeper for the Mark Twain Golf Course in Horseheads, NY. He was also an enthusiastic model railroader since childhood with numerous displays entertaining multiple generations of the family and friends. Jack was a long-time
member of St. Joseph’s Church in Endicott, NY, Church of The Holy Family in Endwell, NY, and consistent blood donor to the American Red Cross. A very special thank you goes out to James Koniski and the Souderton Mennonite Homes Community for the outstanding compassionate care they have given Jack since his relocation from Endwell, NY, to Souderton, PA, in 2014.
A Funeral Mass will be offered on Saturday, July 23rd at 10:00 AM at The Church of the Holy Family 3600 Phyllis St. Endwell, NY. Burial will follow in Calvary Cemetery, Johnson City, NY. There will be no calling hours. In lieu of flowers, please consider a donation to The American Red Cross 620 E. Main St. Endicott, NY 13760.