National Molding celebrated Labor Day with a well-deserved long weekend.

Established in 1955, National Molding LLC is a global leader in tight-tolerance, custom thermoplastic molding and assembly. 421 employees, four plants in three countries, 240 injection molding machines. Production capacity and capability Miami Lakes and Largo, Florida; Toronto, Ontario; and Shanghai, China. A combined 370,000 square feet and 240 machines from 12 to 550 tons. All four sites mold individual components through complex sub- and final assemblies. North American production supports customers pursuing reshoring and secure, tariff-resilient supply. Markets served Automotive • Consumer • Industrial • Life Sciences • Tactical Technology and know-how • Hetero-cavity molding • Insert, two-shot, and over-molding • High-temperature molding of engineered resins at tighter tolerances • Scientific injection molding, a structured approach to process development • Ultrasonic welding, assembly, and test • Clean room molding at Largo: two ISO 8 / Class 100,000 clean rooms plus controlled-environment rooms, with available capacity for medical and critical components Tooling In-house tool rooms at Miami Lakes, Largo, and Toronto accelerate tool service, design changes, and preventive maintenance. With our global tool sources, we develop best-in-class tooling and provide part and tooling design engineering support to partners. Core competencies Two strengths set us apart: extensive metal-to-plastic conversion, and a well-defined tool transfer program that resources tooling on expedited timelines, letting partners protect their supply chain and optimize critical resources. Our vision is to be the dynamic leading solutions provider of choice for precision injection molded and assembled products. We are committed to delivering innovative, high-quality precision injection-molded products and assemblies that bring our partners' visions to life. We maximize value for our stakeholders while cultivating the technical expertise of our team.

Founded 1955