engineering with a difference
GTI puts the focus back on exceptional service
Founded in 1995 creating geotechnical, environmental, and materials testing engineering services that supply clients with innovative, cost-effective solutions to residential, commercial, industrial, municipality, and ADOT engineering needs.
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Engineering Inspiring Spaces
We Provide Geotechnical, Environmental & Materials Engineering
GTI was founded in 1995 by Dr. Peter Fleming, P.E., with the intent of creating a geotechnical, environmental, and materials testing engineering company that would supply clients with innovative, cost-effective solutions to residential, commercial, industrial, municipality, and ADOT engineering needs.
GTI is a nationally recognized certified woman-owned business and has ADOT small disadvantage business status. These certifications can help you and your clients obtain municipality—and federally funded projects.
Today, GTI employs Professional Engineers, Geologists, Biologists, Archeologists, and technicians in its corporate office in Scottsdale, AZ.
Meet Our Team
Geotechnical Testing & Inspections (GTI) has a full staff of engineers, geologists, scientists, technicians and administrative personnel.
Quality Work, On Time, On Budget
We are able to provide professional services to our clients across the United States and Mexico. The key members of the firm have provided a wide range of services from feasibility studies through design and construction. Dr. Peter Fleming, P.E., the President of GTI, and his staff have completed several thousand geotechnical and environmental studies in Arizona, as well as New Mexico, California, Nevada, Utah, Texas, Colorado, Washington, and Mexico.
The GTI representatives are very familiar with development projects and the geotechnical parameters needed for a successful, practical and cost effective design solutions. Our engineers, geologists, scientist, and technicians share the team concept to provide quality work, executed on time, and within budget.
GTI is proud to be part of the design team. We believe that by being involved in all aspects of design, GTI can be more effective in developing innovative alternatives and ultimately save our clients money.
Testimonials
“We have worked with GTI for over 15 years. We truly appreciate their responsiveness, thorough investigation and understanding of our needs. We have referred GTI to other clients and friends and will continue to do so.
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“GTI has obtained the ADOT Disadvantaged Business Status and can provide all the ADOT testing services under the SBA status.”
“GTI has provided a superior service to us and we have the highest respect for them as our engineering contractor.”
“GTI has one of the highest rating with AMRL Testing in Arizona. Their laboratory and staff exceeds the expectations set forth by AMRL.”
Our Certifications
