Edge Plastics, Inc. manufactures polymer storage products using injection molding at its Mansfield, Ohio facility. Founded in 1975 as D&M Plastics by Marilyn and David Eckstein, the company remains family-owned and operated; Shelley Fisher took over in 2005. Its facilities include 36 injection molding machines and a substantial distribution center serving shipments across the United States, Canada, and Mexico.
DEIMLING/jeliho Plastics, IncWhat began in Bill Deimling’s garage in 1976 is now a family-owned and operated plastics manufacturer in Amelia, Ohio. DEIMLING/jeliho Plastics is known for combining deep tooling experience with custom thermoplastic injection molding for customers across the Americas, Europe, and China. Its 108,000-square-foot facility and ISO 9001:2015 conformance reflect a long-running operation that has grown without losing its personal, hands-on character.AMELIA, OH
Queen City PolymersStarted by 24-year-old James Powers Jr. on the porch of his Cincinnati home in the early 1980s, Queen City Polymers has grown into a family-built plastics manufacturer and distributor serving North America since 1980. Headquartered in Cincinnati with plants in Dayton, Pharr and Reynosa, QCP supplies industrial plastic stock and turns it into custom-cut, machined and fabricated parts, with 17 CNC routers and six CNC panel saws supporting high-volume work. Its reach has expanded, but the company says its front-porch loyalty to customers and employees remains central to how it operates.WEST CHESTER, OH
Polymer Molding IncFounded in Erie, Pennsylvania, in 1978, Polymer Molding Inc. makes plastic protective caps, plugs and custom injection-molded parts that help keep fittings, tubing and valves free from contamination and shipping damage. The American-owned manufacturer pairs an in-house tool-building, prototyping and mold-maintenance operation with a 50,000-square-foot molding and warehouse facility, supporting projects from custom design through production. Its facility is ISO 9001:2015 certified.ERIE, PA
Covington Plastic MoldingFounded by the Covington family in 1998, Covington Plastic Molding is a South Central Pennsylvania manufacturer of custom injection-molded plastic components, with in-house mold design and secondary operations. The company supports projects from prototypes and small runs at its New Oxford facility through high-volume production at its York facility, while its warehouse also handles customer storage and logistics needs. Founder Steve Covington brought decades of plastics experience, including helping design an automatic mold-changing injection machine, and his sons James and Scott remain part of the company’s leadership.YORK, PA