Ronald S. Chmielewski, 57, of Oswego, passed away on Tuesday, December 08, 2015 at Rush-Copley Medical Center in Aurora. He was born June 6, 1958, the son of Edward and Arlene (Korytowski) Chmielewski. Ronald married Susan Steinhoff on June 13, 1981 in Wheeling, IL. He is survived by his parents; wife Susan; children Kristyn (Fiancee Andrew Heitzman) Chmielewski and Matthew (Jennifer) Chmielewski; and a brother Edward (Donna) Chmielewski. Visitation will be on Thursday, December 10, 2015 from 4:00 PM until time of service at 8:00 PM at DUNN FAMILY FUNERAL HOME with CREMATORY, 1801 Douglas Road, Oswego, Illinois 60543. In lieu of flowers, donations can be made to the National Kidney Foundation of Illinois, 215 W. Illinois St., #1C, Chicago, IL 60654 or www.nkfi.org. For more information: 630-554-3888, or www.dunnfamilyfuneralhome.com