Betty E. Osters of Buffalo Grove Betty E Osters (nee Dorobish), 87, formerly of Arlington Heights, was the beloved wife of Henry "Hank" Osters for 61 years; loving mom of Jim (Jenny) Osters, Nancy Krieg, Jan Siwy, Bob (Terri) Osters and Rick (Laura) Osters; dear grandma of Amy (Jesse), David (Courtney), Jonathan (Holly), Stephen (Lauren), Carly (Jason), Brittany, TJ, Brian, Kristy (AJ), Timothy, Sean and Nicole; cherished Nana of Grace, Emma, Elijah, Sam, Tyler and Blake; and aunt and friend of many. Visitation will be Wednesday, from 3 to 8 p.m. at Kolssak Funeral Home, 189 S. Milwaukee Ave. (two blocks south of Dundee Road), Wheeling. A Life Celebration Service will be Thursday, at 10 a.m. at Northwest Assembly of God, 900 N. Wolf Road, Mount Prospect. Interment will be in Northfield Oakwood Cemetery. For funeral information, 847-537-6600, www.funerals.pro or Facebook.