Established in 1962, Enplas Corporation is a Japanese engineering-plastics manufacturer known for turning difficult designs into products that can be mass-produced. The company began by replacing metal gears and in 1963 commercialized Japan’s first polyacetal-resin gear; today, its precision-plastics expertise supports customers in industries including semiconductors and communications. Enplas operates through 23 group companies across 14 countries and regions, with overseas sales accounting for about 85% as of March 2026.
ISO 9001
certification
IATF 16949
certification
EnsingerFounded in 1966, family-owned Ensinger develops and manufactures engineering and high-performance plastic materials, precision parts and profiles for demanding industrial applications. Headquartered in Nufringen, Germany, the company has more than 2,500 employees and over 30 international production and sales locations. Ensinger is especially distinctive for combining in-house material development and compounding with precision injection molding, machining and other processing capabilities, including more than three decades of experience molding PEEK and producing over 50 million PEEK components annually.WASHINGTON, PA
Professional Plastics, IncFounded in 1984, family-owned and operated Professional Plastics, Inc. supplies and fabricates engineering plastics, from sheet and rod stock to precision plastic parts. With more than 450 employees across 23 stocking locations in North America and Asia, the company combines a broad materials inventory with value-added fabrication performed to ISO 9001 and AS9100 standards.TWINSBURG, OH
PlaskoliteFounded in Columbus, Ohio, in 1950 by Donald Dunn, Plaskolite has grown from a plastic-sheet maker into a global manufacturer of engineering thermoplastics. The company pairs large-scale production with customer-specific fabrication and specialized optical molding, including clean, climate-controlled injection molding with presses up to 550 tons. Plaskolite also emphasizes responsible manufacturing, with some sites recycling 50% to 80% of their waste and reducing disposal by more than 70%.COLUMBUS, OH
PVS-Kunststofftechnik GmbH & Co. KGFounded in 1976 as a one-man operation in Künzelsau, PVS-Kunststofftechnik has grown into a plastics manufacturer with around 500 employees across four worldwide locations. From its headquarters in Niedernhall, the PVS Group develops and produces precision plastic components for electric motors and ventilation systems, including overmolded motor parts and balanced blower wheels. Its development team works with customers from the initial idea through series production, while annual output reaches roughly 100 million parts.HUBER HEIGHTS, OH