Protoplast is a leading plastic injection molding company located in Ontario, Canada. We pride ourselves in our ability to take customers requirements and integrate them into the best injection molding solution for their needs.



Protoplast Inc. Your Injection Molding Specialist.

Protoplast is a leading plastic injection molding company located in Ontario, Canada. We pride ourselves in our ability to take customers requirements and integrate them into the best injection molding solution for their needs. Protoplast is up for the challenge, whether it’s a small production run of plastic parts using prototype aluminum injection molds, or high volume multi-cavity production injection molds. The team at Protoplast is here to help you design your plastic product, and reach your market at the price point you need.