Kenneth W. "Ken" Koch, Sr., age 79, of St. Louis, MO, passed away September 20, 2025. Loving husband of Marsha Koch; son of the late Helen and Joseph Koch; father of Kenneth (Amy) Koch, Jr. and Kathryn (Jeremy DiPaolo) Koch; grandfather of Lena and Anna Koch, Roman and Delphine DiPaolo; brother of Russell (Carolyn) Koch, Thomas (Janice) Koch, and the late Leonard Koch (surviving Sharon Koch).
Services: Chapel Hill Mortuary, 10301 Big Bend Rd, Kirkwood, MO. Visitation: Sun., Oct. 5, 2025 2 to 5 p.m. Memorial committal Mon., Oct. 6, 2025 at Jefferson Barracks, 2900 Sheridan Rd, St. Louis, MO. Visit www.stlfuneral.com for more information.