Founded in 1976 with one machine and one customer, Ohio-based PCPI Plastics manufactures engineering-grade thermoplastic injection-molded products and components for customers worldwide. Its engineering team pairs documented scientific molding with component design and tooling support to make repeatable, high-performance parts, while more than 300 available resin options broaden what customers can design. PCPI’s quality system is ISO 9001:2015 certified, and the company is a UL-recognized thermoplastics molder.
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UL Recognized Thermoplastics Molder
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Proto Plastics, IncWith more than 50 years in the industry, Proto Plastics is a Tipp City, Ohio, contract manufacturer known for working closely with customers on demanding plastic parts. Its engineers support projects from early design through production, with particular experience in close-tolerance work and long-term customer relationships. Proto Plastics’ ISO 9001:2015-certified quality system supports programs where consistent conformance matters.TIPP CITY, OH
Royal Plastics, IncFounded in 1966, Royal Plastics is a Mentor, Ohio custom manufacturer of injection-molded plastic parts and contract-manufactured components for domestic and international customers. The closely held S-corporation has expanded from its Ohio operation into a U.S.-China manufacturing partnership, with in-house toolmaking, molding, assembly and testing supporting projects from prototype quantities through high-volume production. Royal Plastics employs 250 people domestically and 800 internationally, and operates under ISO 9001:2015 quality registration.MENTOR, OH
CIMA Plastics GroupFounded in 1976, CIMA Plastics Group is a Twinsburg, Ohio injection molder that takes plastic products from design and mold construction through production, assembly, and packaging. Its 40,000-square-foot facility houses 85- to 600-ton molding machines and an internal mold shop, allowing CIMA’s engineers to support both product development and ongoing tool maintenance. The company serves a broad range of industries, including medical and outdoor power equipment, with experience spanning commodity and engineered thermoplastics.TWINSBURG, OH
Molding Dynamics, IncSince 2001, Molding Dynamics has produced custom plastic injection-molded parts from its Bedford, Ohio facility, with particular expertise in challenging applications that call for engineering-grade resins and tight tolerances. After acquiring a competitor in 2015, the company consolidated into a 40,000-square-foot plant with 22 presses, engineering and quality departments, and a tool room. Its hands-on team works with customers from design and material selection through production, including projects that bring overseas molding back to the United States.BEDFORD, OH