Building Materials Sales Associate (Shiloh, IL). Our Company. Norm’s Bargain Barn is a division of Wilke Window & Door, Inc. Norm’s Bargain Barn offers a wide variety of products including windows, doors, millwork and cabinetry to professional remodelers, house flippers and retail customers. We’ve been in business for over 60 years and currently have two large retail stores located in Shiloh, IL and Fenton, MO. For more information visit www.norm...