Welcome

 Thunderhead Testing, LLC, provides independent technical services to the asphalt industry nationwide. Thunderhead Testing offers all aspects of technical support for public and private sectors, from small businesses to international corporations. 

 Thunderhead Testing, LLC is accredited by the AASHTO Accreditation Program (AAP) and certified by the Oklahoma Department of Transportation (ODOT) 

 AASHTO Accredited Testing Laboratory Thunderhead Testing maintains a state-of-the-art asphalt testing laboratory facility in Tulsa, OK. Located in 11,000 square feet of office, laboratory and warehouse space, Thunderhead’s capabilities include:


  • Materials characterization
  • Quality Control
  • Quality Assurance testing
  • Asphalt mixture design
  • Pavement preservation systems
  • Pavement assessment
  • Training
  • Research and development
  • Warm mix technologies
  • Laboratory audits