A division of Inteplast Group, Inteplast Engineered Films (IEF) supplies polyethylene plastic films to printers, converters and end users with a simple mandate – deliver consistently high-quality products, using the best raw materials, with the latest technologies and equipment. Supported by a network of six North American Facilities, unparalleled customer service and a diverse, cross-market product line, IEF creates the products that fit your needs like a glove.