Custom Injection Molding and Thermoforming
A tier 1 supplier of injection molded and thermoformed parts
At Plastic Designs, Inc., we provide complete, reliable solutions for every stage of the plastic manufacturing process. With decades of experience and advanced in-house equipment, we manage everything from concept and 3D design to tooling, injection molding, thermal injection molding, secondary operations, and final inspection. Our integrated process reduces lead times, controls costs, and ensures precision and consistency in every part we produce. Whether you need a custom prototype or a high-volume production run, we deliver durable, high-performance components using engineering-grade thermoplastics for industries including industrial equipment, automotive, consumer products, agriculture, and construction.
Capabilities
Our in-house capabilities span every step of the production process, from concept and design to tooling, molding, and final inspection, ensuring consistency, quality, and efficiency from start to finish.

Thermoforming
Thermoforming provides an efficient way to shape large, complex plastic parts with precision and repeatability. We handle everything from material selection to tooling, ensuring a consistent finish and reliable performance.

Injection Molding

Design & Engineering Support
Core Industries Served
Automotive
Industrial
Agriculture
Building & Construction
Consumer Products
From Idea to Precision Product — The PDI Way
Every project at PDI begins with collaboration and ends with confidence. With decades of expertise in design, tooling, and production, we deliver high-performance parts that meet exacting standards — every time. From your first concept sketch to final inspection, quality drives everything we do.
Trusted by leading OEMs across North America because precision is our promise.