1. International Ingredient Corp 700 E Adams St, Marengo, IA 52301 Coordinate: 41.7947,-92.06073 Phone: (319) 642-3630
2. Heartland Coop 2104 Highway 6 Trl, Marengo, IA 52301 Coordinate: 41.7872,-92.08315 Phone: (319) 642-5529