Mason Plastics got its start in the plastics industry by manufacturing molds for the hearing aid and aerospace industries more than five decades ago. We have grown from a small, family business to a company serving customers throughout North America.The success of our company is more than just supplying an excellent product at a competitive price. Our customers know the integrity of Mason Plastics, and they have come to depend upon us for timely deliveries, solutions to custom design needs, and outstanding customer service.