Welcome to LaMantia Plastics, a custom injection molding and contract manufacturing company. We proudly offer world-class services, a strategic Chicago location, and a global sourcing network.

Our goal is to be your one-stop solution:

Pre-Molding Consultation
for a successful product launch

Innovative Tooling
in-house, high-tech engineering

Injection Molding
a full range of volumes and materials

Value-Added Services
decoration, welding, assembly, etc.

Quality Assurance
professional staff and testing

Warehousing and Fulfillment
stocking, shipping, inventory management

An ISO/TS 16949:2002 Compliant Company