Stack Plastics, Inc.

Filed under: Company Profiles

plastic injection molding stack

Stack Plastics

3525 Haven Avenue
Menlo Park, California 94025
Phone: (650) 361-8600
Fax: (650) 361-8639

Stack Plastics is a Bay Area company specializing in custom plastic injection molding.  Their engineering process includes the use of thermoplastics, elastomers, and other exotic resins, most notably PEEK and Delrin.  Stack Plastics works with medical, aerospace, and consumer industries on projects from prototypes to short run development of parts to full production runs.


  • Injection molding
  • Medical molding
  • Insert molding
  • Pad printing
  • Plastic molding & tooling
  • Micro molding
  • Ultrasonic bonding
  • Overmolding
  • Assembly


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