• HandiWALL® Extrusion
  • Injection Molding
  • Co-Extrusion Frosted LED Lens
  • Molding Department
  • LED Lens Extrusion
  • Molding Flexigrom Die
  • Co-Extrusion LED Lens
  • Molding Die
  • Commitment To Quality
  • Value-Added Services
  • Injection Molding
  • Profile Extrusion

60 Years of Experience

Leading the industry since 1953

"Inspired by our past, driven by our future"

We are Custom Plastics, Inc.

Custom Plastics, Inc. has served as the Midwest’s premier plastic extrusion and injection molding company. Family owned and operated for six decades, our experience and commitment includes the latest technologies and innovations in plastic injection molding, extrusion, and engineering.

Partnering with OEMs worldwide from multiple industries, we manufacture plastic parts and assemblies that reduce overall part production costs, streamline the assembly and manufacturing process, and enhance end products with our value-added finishing services.

Custom Plastics has gained the industry's trust with unmatched customer service, industry leading quality control standards, and an on-time delivery rate of 99%.

Get in touch with us today!

Do you have a question or want to learn more about us?

View our contact information or call 847-439-6770.

Do you have questions about plastics?

Read our FAQ page to learn more.


  • Plastic Heat Sink Technology for LED Light Fixtures Plastic Heat Sink Technology for LED Light Fixtures
    Plastic Heat Sink Technology for LED Light Fixtures Elk Grove Village, IL. 3/12/14 — Imagine if all the metal components of the common light fixture could be consolidated to just a few plastic parts.
  • Custom 3D Printing Custom 3D Printing
    Custom Now Offers 3D Printing for Rapid Prototype Development Elk Grove Village, IL. 12/4/13 — Custom Plastics, Inc. has recently acquired the ability to produce prototypes in-house using new additive manufacturing, or 3D printing,...