Steven Plastics, Inc. Precision Custom Injection Molding

 Founded in 1989, Steven Plastics Inc is a privately held precision plastic injection molding company, specializing in custom parts, precision inserts and finished products for medical, consumer products, automotive and leisure industries worldwide.

We are a certified critical component manufacturer for organizations assembling test kits for Covid 19. Our partners include: Perkin Elmer Janus Automated Workstations, Sciclone and Zephyr liquid handlers.

We have capacity on 55-750 Ton presses.  We are competitive and ready assist you immediately with precision quality products. and inserts with rapid turnaround.

Contact us today:  Steve Ballek, Chief Operations Officer
Email:; phone: 847-885-2300


Our 34,000 sq. ft. manufacturing plant and central location in Hoffman Estates Illinois allows us to produce and deliver custom molded products to Companies worldwide. Precision and quality in manufacturing, assures our customers of reliability and affordability that will contribute to the success of their plastic injection projects on time. 


  • Twenty 55-750 Ton presses
  • Engle presses 750 Tons
  • Nessei presses 450-500 Ton
  • Laser Machines with open architecture
  • CNC Machines
  • Pad Printers
 Services provided:
  • Injection Molding
  • Insert molding
  • Laser cutting
  • Assembly and Automation
  • Shoot to ship
  • Fulfillment
  • Machining 
  • Molds for: rubber, plastic, die cast dies, die cast molds
  • Hot stamping
  • Labeling
  • Pad printing
  • Sonic welding
    ISO and PPAP disciplined

       Proprietary lines of business:

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      Contact: Steve Ballek, Chief Operations Officer

      Phone: 847-885-2300
      Steven Plastics,Inc. 2125 Stonington Ave, Hoffman Estates, IL 60169