Since 1986, GSH Industries has remained a third-generation family business in Ohio, known for keeping custom manufacturing work in-house. It serves OEM customers across North America with made-to-spec plastic components, supported by 15 injection molding machines and more than 150 years of combined industry experience.
Moore Industries, IncFounded by Mike Moore in 1999 after he bought back his original plant, Moore Industries is a family business now entering its second generation, with three of his daughters involved in daily operations and future ownership. The Northwest Ohio company has grown from four machines in a 4,000-square-foot facility to an 84,000-square-foot operation serving OEM customers with custom plastic injection molding.MONTPELIER, OH
Doyle Shamrock IndustriesFamily-owned since Michael A. Doyle established it in 1975, Doyle Shamrock Industries grew from a one-person operation into a Holland, Ohio, manufacturer serving customers across the United States and beyond. The company specializes in custom plastic injection molding, with 200,000 square feet across two manufacturing locations and an off-site warehouse. Its work is backed by ISO 9001:2015 and ISO 14001:2015 certification.HOLLAND, OH
Profile Plastics, IncSince its founding in Hartville in 1993, family-owned Profile Plastics has made custom plastic profiles for manufacturers from its Canton, Ohio plant. Its 85,000-square-foot facility runs nine extrusion lines, while a team with more than 200 years of combined extrusion experience tackles parts ranging from straightforward tubes to complex, tight-tolerance profiles. Profile also supports customers from early design and material selection through tooling, fabrication, assembly and packaging, with two-thirds of its customers returning for more than a decade.CANTON, OH
ThogusFounded in 1950, family-owned Thogus is an Avon Lake, Ohio, manufacturer of custom plastic injection-molded parts and contract manufacturing programs. Its Manufacturing by Design approach carries projects from material selection and tooling through production optimization, supported by more than 35 molding machines, automated presses and 24/7 operations. Thogus has maintained ISO 9001 certification since 2001 and serves demanding programs with engineered materials, in-house tooling support and just-in-time delivery.AVON LAKE, OH