Gemini Group, Inc. is a family of manufacturing companies making engineered plastic products and metal tooling for OEMs and Tier 1 suppliers. Founded in 1996 as the group bringing together its engineered plastics and tooling businesses, it traces its heritage to manufacturing ventures begun in 1972 and is a second-generation, family-owned business based in Huron County, Michigan. The company reports more than 1,400 employees across 17 North American locations.
ISO 14001:2015
IATF 16949:2016
ISO 9001:2015
ITAR
Compliance program
WBENC
EPA and CARB Certified for Fuel and DEF Tanks
Compliance program
EPA
Quality certification
Gemini Plastics, IncFamily-owned since 1969, Gemini Plastics makes custom injection-molded plastic parts for customers worldwide. Its Fallsington, Pennsylvania operation occupies 40,000 square feet and runs around the clock, with an in-house tool room supporting mold maintenance and new tooling. The company also operates a 30,000-square-foot facility in Chihuahua, Mexico, and is an ISO 9001:2015-compliant manufacturer.FALLSINGTON, PA
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
The Plastek GroupThe Plastek Group manufactures rigid plastic packaging and tooling, with operations rooted in Erie, Pennsylvania, where it was founded in 1956 as a division of Triangle Tool Company. The family-owned business has grown into an international manufacturer with six locations in the United States, United Kingdom, Brazil, and Mexico. Its integrated work spans mold design and manufacturing through plastic molding and packaging assembly.ERIE, PA
Precision Polymers Inc. (PPI)Founded in 1994 by industry veterans Robert Shepard and Walter Brown, Erie-based Precision Polymers Inc. makes custom plastic components through injection molding and builds the tooling used to produce them. PPI stands out for its start-to-finish operation, with an on-site tool room and support extending from design and molding through assembly, warehousing, and shipping. The company handles both small sample runs and high-volume production and has more than 30 years of mold-building experience.ERIE, PA