Stack Plastics is now part of Springboard Manufacturing — Press Release

About Springboard

We are specialists in medical plastic injection molding, serving clients in some of the world’s most demanding industries.

Your Trusted Partner

Springboard produces high volume, quality-consistent custom plastic injection molded products. We are aware of today’s time compressed market requirements and ever changing supply demands. We remain adaptable, growing when necessary to meet the needs of our customers.

Our goal is to become an integral and reliable extension of your own facility by offering value additions, cost efficiency, and reliable delivery of your product.

Our Mission

We are a Golden Rule company, dedicating ourselves to being a world-class plastic injection molder through an environment of Quality, Trust, Dignity and Service.

450+ Employees

We employ a skilled and highly trained staff. All personnel receive specific training for each customer and each part that are working on.

Committed to Quality

Quality is, was, and always will be our #1 priority.  We will work with you to develop customized standards that meet your unique requirements.

Reliable Delivery

40-year track record of successful partnerships with medical device industry leaders and meeting their needs by delivering on time.


We strive to be the leader in our industry. Our modern facility and experienced management team add to the following qualifications:

ISO 13485:2016

ISO 9001:2015 UL Certification (Quality Management Standards)

FS209E Class 100,000 / ISO Class 8 Certified Clean Room

SPI Member (Plastics Industry Association)

APICS Certified Staff (Association for Operations Management)

Scientific Molding Certified Staff (Scientific Molding for Six Sigma)

SME Member, Sacramento Valley Professional Chapter

Kanban Experienced Staff

Fully Utilized ERP/MRP Systems and Methodology

Let’s build something great together!

VP, Top 10 Global Medical Device OEM

"I have worked with the Springboard team for over a decade through numerous factory transfers. Springboard is an extension of our operation. It is a seamless integration, which is what you want from a partner."

VP, Top 10 Global Medical Device OEM

Product Design Engineer, Medical Device OEM

"Springboard's tooling expertise makes all the difference for us. They help us design better products upfront so that quality and manufacturing efficiency are built into the design. Their team is incredible at collaborating throughout the process."

Product Design Engineer, Medical Device OEM

Sourcing Manager, Medical Device OEM

"What can I say? Springboard is the best, especially my customer manager. He is available day and night to help with any of our urgent issues. He keeps me up to date on timelines and is a ton of fun to work with."

Sourcing Manager, Medical Device OEM

Director, Supply Chain, Medical Device OEM

"Springboard always responds with professionalism and alacrity. They have exceeded our aggressive output targets and developed workarounds in order to ship every day during a busy time period. The words that come to mind are nimble, responsive and solutions-oriented."

Director, Supply Chain, Medical Device OEM

Manager, Product Design and Engineering

"Springboard is us. We don't need our own factory because Springboard provides us with superior tooling and manufacturing skills. We can concentrate on R&D, product development, marketing, and sales because we know Springboard is going to deliver superior quality products better than we could."

Manager, Product Design and Engineering

Supply Chain Manager

"A Springboard employee just personally drive a shipment overnight to keep our lines from going down when freight providers could not meet timelines. That is what we call exceptional service from a partner."

Supply Chain Manager

Latest News and Info

Our responsiveness and flexibility tend to drive customers to us, and our execution proves that we are the best choice.

CEO Interview, Doug Constable: Always wanting to do better & do more

Steve Toloken sat down with Springboard CEO Doug Constable to discuss his career and the future of Springboard Manufacturing. Constable covers everything from the ... Read more

Springboard Press Release

Springboard Manufacturing, a portfolio company of HC Private Investments, today announced that it has successfully acquired Stack Plastics, continuing its growth as a leading medical products custom injection molder. Stack provides fully-integrated plastic manufacturing and micromolding to its global medical device customers.

Springboard Has Increased Capacity In Response to Covid-19

In response to the COVID-19 pandemic and increased demand for medical products, Springboard Manufacturing hasincreased capacity at our five manufacturing ... Read more

Phone: 916-853-0717
Fax: 916-853-0711

5681 Cleveland Road, South Bend, IN 46628
2691 Mercantile Drive, Rancho Cordova, CA 95742
404 West 8th Street, Kearney, NE 68845
5280 Meltech Blvd, #109, Memphis, TN 38818
3525 Haven Ave, Menlo Park, CA 94025



Plastic Injection Molding

In-Process QC and Product Testing

Multi-Component Product Assembly

Special Packaging




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