Stone Plastics is a leading injection molding and manufacturing company, with a 165,000 square foot facility and ISO9001:2015 certification. Our vertically integrated services encompass custom injection molding, 2-shot molding, inserting molding, pad printing, sonic welding, and assembly. We pride ourselves on offering quality every step of the way.

Our experienced engineering and program management teams work closely with clients from the concept stage through to successful product launch and PPAP. Our scientific molding roots, combined with presses ranging from 22 to 1000 ton, enable us to provide traditional injection molding, 2-shot molding, and insert molding. Additionally, we offer secondary processes such as Pad Printing, Sonic Welding, and Assembly services.

At Stone Plastics, we value innovation and think outside the box to provide solutions for our clients' challenges. Join our team and be a part of a culture that values teamwork and a common goal. Contact us to learn more about our capabilities and career opportunities