Founded 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.
ISO 9001:2015 Registered
Registration
Six Sigma
UL oversight
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CSA oversight
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NSF oversight
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ETL oversight
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RoHS compliant
Compliance program
UL
Quality certification
CSA
Quality certification
ETL
Quality certification
Quality Plastics LLCFrom its facility in the rolling hills of northeast Ohio, Quality Plastics LLC makes custom injection-molded plastic parts and helps develop them from early concepts through production. The company brings decades of in-house experience to projects ranging from low-volume prototypes to high-volume runs, with injection molding machines spanning 55 to 1,300 tons. Quality Plastics serves customers across North America and internationally, while also offering assembly, fulfillment, and a separate retail line of household plastic products.FREDERICKSBURG, 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
Superior Plastics, IncFounded in 1997, Superior Plastics is a 100% employee-owned manufacturer based in central Ohio, where its team has grown from a 5,000-square-foot leased site into a 104,000-square-foot production operation. The company is known for custom injection molding for customers in industries such as automotive and medical, with products shipped across several continents. Its quality system is ISO 9001:2015 certified.PLAIN CITY, OH
Innovative Plastic Molders, IncFounded by Brian and Andrea O’Leary, Innovative Plastic Molders has spent 20 years turning product concepts into custom injection-molded plastic parts and molds. The Vandalia company combines in-house engineering and tool maintenance with a 120,000-square-foot facility and more than 30 electric presses, while also handling assembly and pack-out work. Innovative Plastic Molders is ISO 9001:2015 certified and serves customers from automotive applications to distinctive products such as its patented branded buckets.VANDALIA, OH