About TNT Plastic Molding

Founded in 1973, TNT Plastic Molding is conveniently located in the city of Corona, California. Our 120,000 square-foot facility is equipped with state-of-the-art machinery, robotics, computerization and Quality Management Systems. Additionally, our staff of dedicated professionals ensures that all your molding needs will be met by a progressive corporation of the 21st century.



Our success as a leader in the plastics industry is attributed to our versatile molding capabilities, mold-making technology, and project management coordination. We take great pride in our custom injection molding capabilities, providing insert molding, engineering expertise and comprehensive, fully-staffed assembly and finishing operations. We have adopted an aggressive approach to our goal of becoming a Six Sigma company. Our senior management’s philosophy is based on zero defects and is result driven.

As an ISO registered injection molder, our mission is to consistently meet and exceed our customers’ expectations with regards to cost, delivery and quality.

Our customers value the comprehensive services TNT Plastic Molding provides. Due to our more than 41 years in the industry, TNT Plastic Molding has developed into a “one-stop vendor”. Today, we are routinely involved in Early Supplier Involvement Programs with our customers. Our team will work with you from the start of your product concept to the final approval of the finished part. Your goals become our goals; your needs guide our direction.

As we continue working towards unique and advanced tooling and molding techniques, we welcome the opportunity to become your World-Class Partner.