Since 1953, when the company was founded by Henry J. Witkowski, Port Erie Plastics has grown into a leading injection molding company. With a 615,000-square-foot complex on 69 acres in Harborcreek, Pennsylvania, we offer custom plastic injection molding, engineering and automation, a variety of secondary services, warehousing and distribution, and more.
We’re committed to creating high-quality products, offering world-class customer service, and promoting the growth of this exciting industry. For us and many other families, U.S. manufacturing is a proud tradition. We’re pleased to provide injection molding jobs in Northwestern Pennsylvania and help develop the next generation of manufacturers.