Gary Leo Neese, Sr., Alton, IL, passed away Friday, October 9, 2026 at Evergreen Senior Living, Alton, IL. Born on October 19, 1943 in Nebo, Il to Elza E. and Lola L. (Killebrew) Neese. He retired from the maintenance department at Olin Corporation in East Alton. Surviving are his son and daughter, Gary L. (Tammy) Neese, Jr. and Carol (Mitch) Vernatti; granddaughters, Emarey (Jaylen) Washington and Taylor (Alex) Neese Ables; stepson, Kenny Lucey and stepdaughter, Penny Bruhl. He was preceded in death by his wife, Carolyn; his parents, Elza and Lola; 2 brothers, Byron Neese and Kenneth Neese and a sister, Beatrice Weaver. Graveside service will be at 10:30 am, Tuesday, October 13, 2026 at Godfrey Cemetery, Godfrey, IL. Memorials may be to the Alzheimer Association. Additional information and online guestbook are available at www.gentfuneralhome.com .