Our Facility

Our Facility

Our facility in Marion, Iowa has the capability to provide assembly services to Fortune 500 companies and small, medium, and large equipment manufacturers. It is located centrally in the U.S., resulting in fast and convenient shipping to your facility.

Facility at a glance

You can find Timberline’s plant in Marion, Iowa (adjacent to Cedar Rapids, Iowa) for fast and convenient shipping to your facility.

  • 90,000-square-foot facility
  • Wire/cable cutting lines
  • 25 terminal applicator press machines
  • Braiding machines
  • Sonic welding machines
  • Reel-fed crimping presses
  • Hundreds of harness boards — 100% continuity checked
  • RF testing equipment
  • Vertical CNC milling machine


Timberline understands the importance of certifications to our customers. We hold the following certifications:

  • AS9100D and ITAR compliant
  • UL Certified
  • IPC/WHMA-A-620

Learn more


Whether you’re looking for one prototype or 10,000 units, we’re here to help.

  • Production: two shifts, five days a week or more
  • High-volume assembly process
  • Low volume or one-off assembly process
  • Prototype development
  • Serial number control
  • Direct ship to your facility, customers or customers’ customers