



Engineering Experts with
Manufacturing Solutions
Capabilities
"Mission Plastics: Your trusted partner for high-quality custom plastic manufacturing solutions."

Manufacturing
Reliable. Efficient. Innovative. Precision injection molding for medical, automotive, and consumer industries.

Quality & Compliance
Trusted. Precise. Compliant. Upholding quality and regulatory standards in every injection-molded product we create.

Project Onboarding & Speed to Market
Strategic. Streamlined. Accelerated — Expert-led onboarding and execution that eliminate delays and fast-track your product to market.

Concept & Design
Innovative. Creative. Functional. Transforming ideas into precise, manufacturable injection-molded designs.

Tooling & Prototyping
Precise. Adaptive. Reliable. Expert tooling and prototyping for flawless injection-molded production.

Fulfillment & Logistics
Efficient. Accurate. Timely. Seamless fulfillment and logistics to keep your supply chain moving.

Facilities & Equipment
Modern. Capable. Cutting-Edge. State-of-the-art facilities and equipment for superior injection molding.
Industries Served
OEM Solutions for Industry
With over three decades of manufacturing experience, Mission Plastics Inc. operates 24/7 to provide high- or low-volume customers with the facilities, technical experts, and resources to manage a project from mold making through final fulfillment, producing superior molds and custom plastic products at the most exacting specifications and inspection requirements. Learn More
Scientific molding services include Injection Molding, Insert Molding and Micro-molding, produced with organizational excellence and ISO Quality standards. (ISO 13485)
Industries Served

Medical
A strategic focus for Mission Plastics is our ability to provide comprehensive tooling, mold validation, injection molding and production for medical and life science products.

Automotive
Mission Plastics Inc. applies its operational excellence, complete design assistance and comprehensive tooling capabilities to create competitively priced automotive parts.

Commercial
From consumer product components to electrical enclosures to fittings for irrigation equipment, and more, Mission Plastics Inc. prides itself on the success of delivering .
Certified ISO-13485 Quality
All products designed and manufactured by Mission are delivered with the highest level of quality control.

Exceptional quality and customer experience is the measure of our work—it is the cornerstone of our reputation as an industry leader.
~ Robert Guy, President of Mission Plastics.
MANUFACTURING PLANT CAPABILITIES

Ontario California
Ontario California
- ISO 13485 Certified
- Press Tonnage available – 7 – 720 Tons
- 7 – 220 Tons – Under ISO Class 8 Clean room
- Onsite Metrology Lab & Tool room
- Integrated Program Management
- Concurrent Engineering / DFMA
- In-house Automation / Mold Design & Tooling
- Lean Design & Manufacturing

MANUFACTURING PLANT CAPABILITIES

Mexicali, Mexico
Mexicali, Mexico
- ISO 9001 Certified – WIP for ISO 13485 in Q1 ‘ 2025
- Press Tonnage available – 50 – 420 Tons
- 50 – 300 Tons – Under ISO Class 8 Clean room
- Onsite Metrology Lab & Tool room
- Integrated Program Management
- Concurrent Engineering / DFMA
- Mold Design & Tooling
- Lean Design & Manufacturing

About Us
Founded in Ontario, CA, in 1982, Mission Plastics Inc. (MPI) is a full-spectrum custom injection-molding manufacturer for world-class customers in the Medical, Automotive and Commercial industry sectors
By providing a systematic and full-service plastic molding experience, Mission Plastics will meet and satisfy our customers’ requirements with the highest quality – and added value – by continually improving the effectiveness of our Quality Management System.


100%
Dedicated to Quality


41+
Years of experience

Testimonial
What they're saying about
Mission Plastics.

A few words from our satisfied customers.

~Nilesh Gogri, CareFusion/BD, AirLife Respiratory Consumables

~Bill Campbell, Director of Plant Operations, Safety Syringe
(a Beckton Dickinson Company)

Omar Juarez, Plant Manager, PARKER/LEGRIS
