GCTS, Inc.

GCTS Testing Systems, based in Tempe, Arizona, designs and manufactures material-testing equipment for rock, soil, concrete, asphalt, and universal testing applications. Since 1994, the company reports supplying more than a thousand systems to customers in over 100 countries. Its offerings include specialized geotechnical, pavement, and energy-sector testing systems, along with system integration, on-site installation, operator instruction, and ongoing technical support.