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We provide materials testing and inspecting on all of your projects

Diamond E Testing is an accredited material testing and quality assurance company based in Portland, Oregon, that specializes in Asphalt, Soil, and Concrete. Diamond E Testing's commitment to honesty, integrity, hard-work, and reliability continues to separate them from the competition. While others stop at just getting the job done, Diamond E Testing doesn't consider a job done until the client is completely satisfied. Let Diamond E Testing show you our difference.

  • Min project size
    Undisclosed
  • Hourly rate
    Undisclosed
  • Employees
    2 - 9
  • Year founded
    Founded 2017

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