John Flader age 84 of Lincolnshire, IL.. Beloved husband of Martha Flader for 57 years. Loving father of Jennifer (Brian) Bonney, Patrick (Kim) Flader and Bradley (Iris) Flader. Dear grandpa of Taylor (Natalie), Cannan, Amanda, and Kaitlyn. Great grandpa of Braxton, Evelyn, and Vivianne. Fond brother of the late Gym (Nancy) Flader and sibling of William(Joan) Flader. Uncle, cousin and friend of many. Visitation Thursday September 25, 2025 at 9:00 am at Kolssak Funeral Home, 189 S. Milwaukee Ave. (2 Blocks South of Dundee Road) Wheeling followed by Funeral Prayers at 11:00 am then we will process to St. Joseph the Worker Catholic Church for an 11:30 am Life Celebration Mass. Interment Ridgewood Cemetery. In lieu of flowers donations to Sedgebrook Scholarship Fund, 800 Audubon Way, Lincolnshire, IL 60090 or ASSE Scholarship Fund, 312 Nancy Circle, Brunswick, OH 44212 would be greatly appreciated. Send a condolence, share a story or post a picture at funerals.pro or if you need further assistance please call 847-537-6600