Grays Harbor Stamp Works is a manufacturer and distributor of union made in the USA promotional products. We take pride in offering products that are union made in the USA. All of our union customers are provided with the finest products available at competitive prices. We have proudly served our valued customers since 1916 and have manufactured Union made buttons since the 1930’s. We are proud members of the Communication Workers of America. Please consider us for your next promotion or event.