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  • King County SCS Certification #1880

  • Dunn & Bradstreet - DUNS #938904455

  • Commercial & Government Entity (CAGE) #37UE8

  • Washington State Licensed Engineering Corporation #2005

  • Washington State Licensed Professional Engineers

  • Washington State Licensed Engineering Geologists

  • Washington State Licensed Geologists

  • United States Army Corps of Engineers (USACE)

          Olympia, Washington

  • Washington Association of Building Officials (WABO)

          Burlington, Washington 

          Olympia, Washington

          Silverdale, Washington

  • American Association for Laboratory Accreditation (A2LA)

           Burlington, Washington - Certificate #1366.01                                                                                          Olympia, Washington - Certificate #1366.02 

  • Washington State Department of Transportation (WSDOT)

  • American Association of State and Highway

          Transportation Officials (AASHTO)

  • Naval Facilities Engineering Command (NAVFAC)

  • International Code Council (ICC)

  • Northwest Council of Engineering Laboratories (NWCEL)

  • National Institute for Engineering Technologies (NICET)

  • American Concrete Institute (ACI)

  • American Welding Society (AWS)

  • Asphalt Institute

  • American Society for Testing and Materials (ASTM)

  • American Society for Non Destructive Testing (ASNT)

  • Environmental Assessment Association (EAA)

  • Washington State Department of Ecology (DOE)

  • AASHTO Materials Reference Laboratory (AMRL)

  • American National Standards Institute (ANSI)

  • Cement and Concrete Reference Laboratory (CCRL)

  • Pacific Industrial Contractors Screening (PICS)

  • Transportation Worker Identification Credential (TWIC)  

ACCREDITATIONS

MTC is a woman owned, certified small business. We are approved by the Washington Association of Building Officials (WABO) to perform inspection services and are in full compliance with the guidelines set forth in ASTM E- 329 “Recommended Practice for Independent Testing & Inspection Agencies”. Each of our labs have been inspected and approved by the American Association for Laboratory Accreditation (A2LA) for conformance with ISO/IEC 17025.2005 and conform to the requirements set forth in AASHTO R-18.

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MTC is approved, accredited, licensed, affiliated, registered with, and/or certified by the following national, state and local organizations:

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* Click on any company logo to be directed to their website.

A2LA logos link directly to MTC's laboratory certifications.

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