Established in 1969, Magenta LLC is a plastic injection molding company specializing in custom designed and manufactured molded closures, containers, components and drinkware. We are extremely customer centric as we strive to exceed your every expectation. From our plants in Chicago and St. Louis, we can serve you with custom and stock mold products as well a complete line of plastic drinkware. Our goal is to provide you with innovative packaging and related services that help to distinguish you from competition and grow your business. We are also responsible stewards of our resources, both in the community and our organization with our Five Keys Recognition Program.