Plastic Mold Manufacturers locations near Portage, MI

Showing 1–6 of 6 results

Our Portage, MI directory covers 6 plastic mold manufacturers listings in 3 ZIP codes. Listings here were last checked in Aug 2026.

Mann Hummel

Plastic Mold Manufacturers

📍 6400 S Sprinkle Rd, Portage, MI, 49002

📞 269-459-1405

Summit Polymers

Plastic Mold Manufacturers

📍 6715 S Sprinkle Rd, Portage, MI, 49002

📞 269-532-1900

Updated Aug 2026

Summit Polymers Inc

Plastic Mold Manufacturers

📍 4750 Executive Dr, Portage, MI, 49002

📞 269-323-1301

🌐 summitpolymers.com

Colonial Engineering Inc

Plastic Mold Manufacturers

📍 6400 Corporate Ave, Portage, MI, 49002

📞 269-323-2495

🌐 colonialengineering.com

Precision Polymer Manufacturing

Plastic Mold Manufacturers

📍 3915 Ravine Rd, Kalamazoo, MI, 49006

📞 269-344-2044

🌐 ppmanufacturing.com

Affinity Custom Molding

Plastic Mold Manufacturers

📍 21198 M 60, Mendon, MI, 49072

📞 269-496-8423

🌐 affinitycustommolding.com

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Plastic Mold Manufacturers
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