William T. “Bill” Zielinski, age 75. Late of Park Ridge, Illinois. Passed away August 24, 2023. Beloved life partner of Jo Paradise. Loving brother of Helen Zielinski. Bill was the retired general manager of Unimin Corporation. He was an avid golfer and loved to travel. Bill was a longtime member of Olympia Fields Country Club. Services for Bill will be held privately. Arrangements entrusted to Elmwood Funeral Chapel, James Betkowski and Sons, Directors. For more information 773-731-2749.