GTI was founded with the intent of creating a geotechnical, environmental, and materials testing engineering company that would be able to supply clients with innovative, cost effective solutions to residential, commercial, industrial, municipality, ADOT and telecommunication engineering needs. 

We are registered professional engineers in more than 26 states and are available to service all your engineering needs. In the past 17 years, GTI has become a recognized expert in various aspects of the development and engineering industry. 

Today GTI employs Professional Engineers, Geologists, Biologists, Archeologists, and technicians in both the corporate office located in Scottsdale, AZ and the branch office in Tucson, AZ. GTI also has an office in Guadalajara, Mexico

Geotechnical Testing & Inspections

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Geotechnical Testing & Inspections

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Teams

Offices

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