About Mission Plastics

Your Partner in
Injection Molding

Specializing in custom injection molding since 1968.

Expertise That Supports Your Goals

We’re not just a manufacturer, we’re a true partner, helping you solve complex design and manufacturing challenges. Our engineers, designers, materials experts, and toolmakers collaborate with you to drive down costs and production time while enhancing quality, reliability, and sustainability.

40 years of proven experience

Deep in-house
technical expertise

Financially stable
and debt-free

Mission Plastics at a Glance

2 facilities (Greater Kansas City and Southwest Arkansas)
96 injection molding machines
35-ton to 610-ton machines
5 vertical molding machines
3 two-shot molding machines
198,000 total square feet
50,000-square-foot on-site tool shop
ISO 9001:2015 Certified
UL-certified molder

A Part of Something Bigger

Mission Plastics is proud to be a part of the Peterson Manufacturing Family of Businesses. With four vertically integrated factories in our 670,000 square-foot facility, Peterson is the only lighting and harness manufacturer to design, engineer, test, and produce products in-house and under one roof.

An Extraordinary Team

Mission Plastics is proud to be family-owned and -operated. Our highly cohesive team brings sharp, creative thinking and extensive experience and expertise to every project. Many of our master crafters have worked at our original campus for more than 20 years.