Custom Plastic Injection Molding

Get high-quality, affordable plastic parts and molds made in the USA by our experienced injection mold company. Your injection molds and production are managed completely in-house.

plastic molding company

Our plastic molding company specializes in production quantities from 100 to 100,000 units per order. Our injection mold services include free part design advice, help with selecting a plastic material, and target cost planning for your tooling and production.

As a plastic molded parts manufacturer all of our molds are made in-house and maintained by our mold making staff. Lead times to build your mold and send samples range from 5 days to 5 weeks. Our unlimited tooling life warranty means you will never see another tooling charge for the life of your project.

Our prototype molds offer fast delivery of production quality plastic prototypes. Prototypes can help you reduce design risks before building multi-cavity molds and they can bridge low volume production quantities for low overall costs.

With our knowledge of plastic part design we offer CAD services to make 3D files from your 2D drawings or sketches. These support services are usually free to all of our purchasing customers.

Injection Molding and CNC Services

MSI Mold is a USA plastic injection molding company that is proud to go beyond customer expectations.

  • Experienced and friendly employees
  • Fast quotes
  • Rapid lead times
  • High quality manufacturing processes

Our New Manufacturing Facility

We are not your average plastic injection molding company. If you have a new project in need of plastic molded parts, or if you can’t get the reliable quality and lead times you need from your existing injection molding supplier please contact us. Your molds are made in our facility giving you powerful single source responsibility on part quality and delivery timelines.

Quality Custom Parts

We’re proud to offer our clients nothing but high quality MADE IN USA custom injection molded parts. Our team does extensive advanced quality planning (AQP) on every new project. This AQP process provides a roadmap for making sure our parts meet your expectations every order and they are always manufactured from prime grade plastic materials.

MSI Made in USA

Our No Hoopla Guarantee

Our motto is “No Hoopla” because we give our customers exceptional customer service and a hassle-free sourcing experience. We guarantee consistent high quality parts, no hidden nickel and dime charges, and fast delivery of your plastic parts. Your satisfaction is our main focus.

No Hoopla


MSI Mold has been helping customers with their plastic injection molding needs since 2005. We have built more than 1,700 molds for plastic injection and have shipped almost 6,000,000 parts and assemblies to a long list of industries. Customers choose MSI Mold to be their injection molding supplier for our outstanding customer service, consistent high quality injection mold parts, and reliable on-time deliveries.

MSI Mold Plastic Injection Molding Building

High quality parts that'll meet your expectations.