Founded In 1955 and located in San Antonio, GW Plastics is an ISO-9001:2000 and TS-16949:2002-registered firm. The company specializes in the manufacturing of medium-to-high volume molded plastic components and assemblies. It has a more than 300,000-square-foot manufacturing plants in Bethel and Royalton, Vt.; Tucson, Ariz; and Quer taro, Mexico, and Dongguan, China. Its manufacturing plants utilize more than 150 advanced injection molding machines. GW Plastics serves various Fortune 1000 companies in the automotive, consumer, industrial and health care markets worldwide. It additionally provides precision injection molding, tooling and contract manufacturing services. GW Plastics provides a wide range of services to its clients, such as product design assistance, mould design and construction, component assembly, material selection and prototyping, and engineering consultation and support services.