This facility manufactures tubes & cores.Greif is a global leader in industrial packaging products and services. The Greif Denver location is a significant contributor to that leadership. As a proud entity of Greif, located at 13550 E Smith Rd, Denver CO, the plant produces quality products that fit the greater mission of Greif. That vision is to be the best-performing customer service company in the world. That vision means products purchased from Greif Denver come with a commitment far beyond the material quality of the packaging purchased.