Searching for injection molding companies in Chicago? Below we’ve featured 10 top companies in the city. Read on to know more! 1. Janler Corporation First established in Chicago, Illinois in 1952, Janler Corporation is a manufacturer with expertise in plastic injection molding and mold-making. Certified ISO 9001/2008, and associated with the Tooling and … [Read more...] about 10 Top Injection Molding Companies in Chicago