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Custom Plastics, Inc.

Profile Extrusion and Injection Molding Manufacturers

 CALL US 847-439-6770

Custom Plastics, Inc Since 1955

Incorporated Since 1955

Custom Plastics Generational Ownership

Generational Ownership

Custom Plastics ISO Based Management System

ISO-Based Quality Management System

About us

Since 1955, Custom Plastics, Inc. has been the go-to plastic extrusion and injection molding company in the Midwest. As a privately-owned and operated business, we take pride in our extensive expertise and dedication to keeping up with the latest advancements in plastic engineering, extrusion, and injection molding.


We collaborate with Original Equipment Manufacturers (OEMs) across multiple industries on a global scale to manufacture plastic parts and assemblies that not only reduce the overall cost of production, but also streamline the assembly and manufacturing process, and enhance end products with our value-added finishing services.


At Custom Plastics, we have earned the trust of our industry peers by offering unparalleled customer service, maintaining industry-leading quality assurance standards, and maintaining an on-time delivery rate of more than 98%

Custom Plastics Consulting

Our Services

Custom Plastics Extrusion

Profile Extrusion

Starting with the acquisition of a single extrusion machine, Custom Plastics, Inc. has come a long way since 1955. From one production line, we have expanded to operate 20 extruders. With our extensive knowledge and proficiency, we can manufacture and deliver high-quality components punctually and consistently.

Custom Plastics Value Added Services

Value Added Services

Our all-in-one facility can help you save both time and money. From design and prototyping to assembly, printing, packaging, inventory management, and shipping, we offer a comprehensive range of services under one roof. Rather than searching for components and services around the globe to complete your product, you can keep it local and let us handle everything for you. With our one-stop shop, you can streamline your production process and focus on other important aspects of your business.

Custom Plastics Molding

Injection Molding

In 1975, Custom Plastics acquired its inaugural injection molding machine, which marked the beginning of our foray into this technology. From then on, our team has remained dedicated to delivering injection molded parts of unparalleled quality at competitive prices. In our quest to enhance our capabilities, we are continuously incorporating cutting-edge equipment and advanced processes.

Custom Plastics Quality Assurance

Quality Assurance

At Custom Plastic Inc., we have a strong commitment to manufacturing top-notch plastic parts. Our dedicated team of experts in quality control verifies that your products meet exceptional standards prior to their shipment from our facility. We collaborate with our clients to establish effective quality assurance measures that guarantee exceptional quality in every production cycle.

Custom Plastics Manufacturing

Trusted Advisors with Plastics 

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