Age 85, on Monday, March 31, 2025, of Castle Shannon. Husband of the late Geraldine (Sulick) Koempel. Father of Kristine Koempel and the late John Koempel. Brother of Paul Koempel. Jack enjoyed bowling and scored a 300 game. In the summer he played golf and bocce at the Italian Club earning his jacket. He retired from the Pittsburgh Brewing Company. Visitations Thursday 4-8 PM at the Boron Funeral Home, Inc., 1719 Brownsville Road. Funeral Prayers on Friday at 9:45 AM. Mass of Christian Burial in St. Anne Church of St. Paul of the Cross Parish at 10:30 AM.