• LED Extrusion
  • Refrigeration Products
  • HandiWALL Extrusion
  • Injection Molding
  • Co-Extrusion Frosted LED Lens
  • Unmatched Quality
  • Molding Department
  • LED Lens Extrusion
  • Molding Flexigrom Die
  • Commitment To Quality
  • Finishing & Assembly
  • 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. proudly serves 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.


  • Design2Part Trade Show in Minneapolis, MN Design2Part Trade Show in Minneapolis, MN
    Minneapolis Convention Center
    1301 Second Avenue South    
    Minneapolis, MN 55403 TRADE SHOW HOURS
    June 7th & June 8th, 2017
    Wed.., June 7 - 9:30 am - 3:00 pm
    Thurs., June 8 - 9:30...
  • Plastic Resin Flame Rating
    At times, we would be asked about a flame rating for the plastic material or compound we either purchase or make here locally.  We thought that information was generally lacking or not easily found, so we took the initiative to make it...
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