Steinwall Properties LLC

Minneapolis based Steinwall, Inc. is a custom thermoplastic injection molder specializing in full-service manufacturing for small to large parts. Since 1965, we have built a reputation of handling tight tolerance, high cosmetic, precision molds and using engineering grade resins. We are committed to providing the highest quality customer support and strive to understand our customers’ unique needs, thus removing their obstacles in providing quality parts.


Steinwall currently spans 100,000 square feet across 5 acres with additional land available on site for future expansion. This facility houses 50+ plastic injection presses, ranging in size from 30 to 1,750 tons, including horizontal, vertical, and 2-shot varieties. Steinwall’s offsite warehouse hosts an additional 65,000 square feet for distribution services. From the Cocoon, our climate controlled white room molding environment, to our distribution warehouse; we offer full-service thermoplastic manufacturing. To comp... [Details]