Our Difference

With our mill-direct relationships, Dennen can improve quality, reduce cost, reduce lead-times and improve performance through a fully integrated supply chain.  The Dennen Lean Advantage provides our customers with a less complex, less risky supply chain solution than traditional stamping suppliers.  

Dennen Lean Advantage

Dennen Lean Advantage Provides:

Reduced Cost

Profit Center Eliminated

Reduced Transportation

Reduced Cost and Lead-Time

Superior Quality

Consistent Material Properties

Traditional Supply Chain

Our Process

  Advanced Planning

Product Design Support

Design for Manufacturing (DFM) Support

Advanced Feasibility Reviews

Prototype Builds

VA/VE Support

  New Model Launch

Defined APQP Process

Manage Tool Design & Build

Packaging Development

In-House Tool Room

  Mass Production

Coordinated Measuring Machine (CMM)

Hardness Testing

Macro Testing (cut & etch)


  End of Life

Service Requirements




ISO-9001 Certification

As an ISO-9001 certified company, Dennen has the requisite processes and procedures to exceed our customer’s exacting standards.  Our in-house robotic and manual welding (arc and resistance), tapping, staking, and hand assembly capabilities allow Dennen to take on a variety of different projects to support our customer’s diverse manufacturing needs.

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3033 Fruit Ridge Ave NW
Grand Rapids, MI  49544