(269) 496-8495 inquiry@thplastics.com

Our mission is to exceed customers’ expectations in supplier performance through a commitment of continuous improvement and employee enrichment.

Learn about TH Plastics

TH Plastics provides superior customer support and is a solutions center for all your thermoplastic needs.

Products & Capabilities

Safety | Quality | Productivity | Continual Improvement

Contact Sales

Contact Sales for information about how we can solve your design needs & discuss how TH Plastics can be an integral part of your supply chain.


Contact Human Resources

Contact the TH Plastics Human Resources Department for the latest employment opportunities on our growing team.

TH Plastics Employee Portal

Welcome to the TH Plastics Employee Self-Service System and downloadable forms.

Locations & Contact:

TH Plastics is a custom injection molder with locations in Mendon, Michigan, Bowling Green, Ohio and Findlay, Ohio. Family owned and privately operated since 1974.

Mendon, Michigan

Contact Info:

Mendon Administration
106 E Main Street
Mendon, MI 49072
p  (269) 496-8495 x 1110
f  (269)  496-4675

Manufacturing Plant
501 TH Drive
Mendon, MI 49072

Manufacturing Plant
Findlay, Ohio

Contact Info:

Findlay Administation
101 Bentley Court
Findlay, Ohio 45840
p  (419) 425-5825 x 2276
f  (419)  425-3202

Manufacturing Plant
Bowling Green, Ohio

Contact Info:

Bowling Green Administration
843 Miller Drive
Bowling Green, Ohio 43402
p  (419) 352-2770 x 4420
f  (419)  352-2799

Sales: Contact Brad Underwood
(269) 496-8495 x 1129