Your One-Stop Solution for
Plastic Injection Molding, Tooling & Assembly

Cascade Manufacturing provides reliable plastic injection molding, precision tooling, and complete assembly services under one roof. With advanced equipment and skilled professionals, we deliver high-quality parts, secondary operations, and efficient production solutions that meet strict quality standards and keep your projects on schedule.

About Us

Cascade Manufacturing is an ISO 13485:2016 and ISO 9001:2015 certified custom injection molder based in Longmont, Colorado. Originally founded in 1970 as WP Manufacturing, Cascade provides best-in-industry injection molding, tooling, and assembly services to customers around the world. We take pride in our decades of industry experience, commitment to quality, and exceptional customer service.

Our HistoryOur Team

Why choose us?

Quality Assurance
Reliable Partner
Custom Solutions
Advanced Tooling
Cost Effective Solutions

Our Services

With over 50 years of manufacturing expertise, we deliver precision injection molding solutions backed by advanced technology, experienced professionals, and a commitment to exceptional quality.

  • Materials
  • Metal to Plastic Conversion
  • Over and Insert Molding
  • Injection Molding Machine Line Card
Explore More
  • In-house Tooling Capabilities
  • Tooling Partnerships
Explore More
  • UV Curing
  • Secondary Services Line Card
Explore More
Explore More
Explore More

Industries Served

From tight tolerance medical components to high cosmetic consumer goods, our expertise extends across a variety of industries with a large and dynamic set of manufacturing needs.

Download Brochure

Explore our brochure for an overview of our manufacturing expertise, certifications, and quality-driven solutions.

Recent News

Stay up to date on all the Cascade Manufacturing latest news!

News Title 01News

News Title 01

Lorem Ipsum is simply dummy text of the printing and typesetting industry.
February 9, 2026
News Title 02News

News Title 02

Lorem Ipsum is simply dummy text of the printing and typesetting industry.
February 9, 2026
News Title 03News

News Title 03

Lorem Ipsum is simply dummy text of the printing and typesetting industry.
February 9, 2026

Testimonials

John DoeOwner, XYZ Inc

It was really fun getting to know the team during the project. They were all helpful in answering my questions and made me feel completely at ease. The design ended up being twice as good as I could have ever envisioned!

John DoeOwner, XYZ Inc

It was really fun getting to know the team during the project. They were all helpful in answering my questions and made me feel completely at ease. The design ended up being twice as good as I could have ever envisioned!

John DoeOwner, XYZ Inc

It was really fun getting to know the team during the project. They were all helpful in answering my questions and made me feel completely at ease. The design ended up being twice as good as I could have ever envisioned!

John DoeOwner, XYZ Inc

It was really fun getting to know the team during the project. They were all helpful in answering my questions and made me feel completely at ease. The design ended up being twice as good as I could have ever envisioned!

John DoeOwner, XYZ Inc

It was really fun getting to know the team during the project. They were all helpful in answering my questions and made me feel completely at ease. The design ended up being twice as good as I could have ever envisioned!

John DoeOwner, XYZ Inc

It was really fun getting to know the team during the project. They were all helpful in answering my questions and made me feel completely at ease. The design ended up being twice as good as I could have ever envisioned!