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Arias & Associates, Inc. (dba Arias) has been providing quality Geotechnical Engineering and Construction Materials Testing services across Texas since 1996. Our mission is to serve clients efficiently. With three office locations serving the Lone Star State, Arias has built a trusted reputation for delivering exceptional services to both public and private sector clients.

what we do.


WE do IT.


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Our mission is to serve our clients efficiently. We strive for excellence and implement resources and protocols to identify and address potential issues. We work together with our clients to find solutions for their projects. Arias’ philosophy is that quality, responsiveness, and efficiency can all be achieved. Quality service, done well the first time, is the least costly. We understand the impact our services have on any project and are confident in our ability to exceed client expectations.
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"Arias is reliable and provides excellent customer service. In addition, they have provided me and my staff with problem solving solutions in time of need and communication skills to implement their resolutions. As a firm, Arias possess the skills and expertise to get the job done on time and within budget."


jesse garcia

Bexar County Public Works Department
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"What has made the On-Call Geotechnical and Material Testing Services contract successful is Arias’ ability to work with various management styles and on projects that often have unique site conditions with multiple stakeholders. Timely reporting and providing accurate technical expertise are paramount when working on public projects and Arias has been able to maneuver through various plans and specification requirements."


leAnn lindquist-thome

City of San Antonio
Public Works Department

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