Sonoco Products Company s facility in Holyoke, Mass., is among more than 300 Sonoco operations in 35 countries. Founded in 1899 and headquartered in Hartsville, S.C., Sonoco is a global manufacturer of industrial and consumer products and a provider of packaging services. Among Sonoco's largest products are engineered carriers, consisting of tubes and cores. These products are used for winding and transporting such items as textiles, paper, film, foil and tape. The company s other large products are composite cans. These are containers with paperboard bodies that use a variety of materials as liners, closures and labels. In addition, Sonoco makes flexible packaging, corner posts, reels, molded and injection molded plastics, folding cartons and coasters and glass covers.