Plastic Parts Inc. (PPI)
Plastics ManufacturingWisconsin, United States11-50 Employees
Plastic Parts, Inc. is a second-generation family business established in 1966, based in Union Grove in southeastern Wisconsin. It provides custom plastic injection molding solutions for manufacturers across transportation, electronics, medical devices, and consumer goods. The company delivers precision-engineered parts through processes such as insert molding, overmolding, gas-assisted molding, multi-shot molding, and plastic decorating techniques. Its end-to-end manufacturing approach covers design consultation, prototyping, tool sourcing, and production planning, with additional secondary services like pad printing, in-mold decorating, assembly, and packaging. It maintains ISO 9001:2015 certification and applies lean manufacturing principles to support efficient production cycles and on-time delivery for OEMs across the United States.