Geotechnical engineering in Arizona is an integral field of study that focuses on investigating and understanding the earth's materials. These companies function in analyzing soil, rock, and subsurface conditions to determine their physical and chemical properties for various construction projects. They contribute substantially towards construction projects, environmental research, and the mining sector, ensuring safety and stability. As the demand for sustainable construction grows, these companies are expected to incorporate more innovative and eco-friendly practices.


Top 21 geotechnical engineering companies in Arizona

1. Speedie & Associates, LLC

  • Website: speedie.net
  • Headquarters: Phoenix, Arizona, United States
  • Founded: 1980
  • Headcount: 51-200
  • Latest funding type: Acquired
  • LinkedIn

Speedie & Associates, LLC is a consulting engineering firm established in 1980. They specialize in Geotechnical, Environmental, and Construction Materials Testing.


2. ProTeX the PT Xperts

ProTeX is a construction support services company that offers a wide range of engineering and testing services. They specialize in geotechnical engineering, environmental studies, construction site material testing, inspection and documentation, laboratory testing, special inspections, and engineering and/or design.


3. Call & Nicholas

CNI is an international mining consulting firm that specializes in geological engineering, geotechnical engineering, and hydrogeology. They have been providing a wide range of engineering services to the mining industry since 1979.


4. Geotechnical Testing & Inspections

  • Website: gtiaz.com
  • Headquarters: Scottsdale, Arizona, United States
  • Founded: 1995
  • Headcount: 11-50
  • LinkedIn

GTI (gtiaz.com) is a company specializing in geotechnical testing and inspections. They offer comprehensive services for construction projects, providing accurate data and analysis to ensure the safety and stability of structures.


5. ATEK Engineering Consultants

  • Website: atekec.com
  • Headquarters: Chandler, Arizona, United States
  • Founded: 2010
  • Headcount: 11-50
  • LinkedIn

ATEK Engineering Consultants, LLC is an Arizona-based engineering consulting firm specializing in geotechnical engineering, materials engineering, construction materials testing, and special inspection services.


6. SAECO Smith & Annala Engineering Company

SAECO is a multi-service geotechnical and environmental engineering firm serving the southwestern United States. They offer services to municipalities, developers, energy companies, contractors, mining companies, civil engineers, architects, homebuilders, and more.


7. Ethos Engineering, LLC

Ethos Engineers is an engineering company dedicated to building strong communities. They offer geotechnical and structure engineering services, specializing in roadway projects. Their team of dedicated experts work closely with clients to deliver excellence in every aspect of their work. As a certified DBE/SBE company, Ethos Engineers is committed to fostering the well-being and growth of their employees while passionately serving the needs of their clients and community.


8. Pattison Engineering, LLC

Pattison Engineering is a geotechnical engineering company that offers construction inspection and materials testing services to clients. They specialize in providing cost-effective solutions to builders and structural engineers performing foundation designs and construction.


9. Peterson Geotechnical Group, LLC

Peterson Geotechnical Group provides soil solutions and forensic investigation services with over 50 years of combined experience.


10. Terrane Engineering

Provides geotechnical, environmental, and materials engineering and testing services for clients in Arizona and Southwest.


11. Vann Engineering, INC.

Vann Engineering, Inc. provides geotechnical engineering, forensic engineering, testing and observation, materials testing laboratory, and environmental consulting services. They specialize in providing cost-effective solutions that save clients time and money while adding value to their projects.


12. Hoque & Associates, Inc.

Hoque & Associates is an engineering company that specializes in providing cost-effective engineering services. With a focus on commitment, communication, innovation, and quality responsive service, the company aims to build lasting client relationships. Since its establishment in 1997, Hoque & Associates has been dedicated to being a premier provider of engineering services.


13. Alpha Geotechnical & Materials, Inc.

Alpha Geotechnical & Materials, Inc. is a company that provides engineering solutions and value engineering services to clients. They are committed to engineering excellence and offer superior solutions in a timely and cost-effective manner.


14. Zonge International

  • Website: zonge.com
  • Headquarters: Tucson, Arizona, United States
  • Founded: 1972
  • Headcount: 51-200
  • LinkedIn

Zonge International is a trusted geophysical services and equipment resource for geoscientists and project managers worldwide. They specialize in exploration, research, geotechnical, and environmental engineering.


15. Alta Southwest

Atlas Southwest is a company that specializes in surveying, construction, and civil engineering services. They offer ALTA surveys, boundary surveys, construction surveys, custom home development, FEMA elevation certificates, historical records, and more. With a team of trained professionals, they provide expertise and reliable services to their clients.


16. Engineering &a; Testing Consultants

  • Website: etcaz.com
  • Headquarters: Prescott, Arizona, United States
  • Headcount: 1-10

ETC maintains a local nationally accredited materials laboratory, and performs most field explorations with our truck-mounted drill rig. With more than 3 decades of experience in the area, we have an extensive knowledge of the unique soil conditions within the tri-city area, and other northern Arizona communities. Our experience and technical resources combine to produce cost-effective geotechnical engineering recommendations that take into account unique site-specific soil conditions and design requirements. Our highly experienced staff of ATTI and ACI accredited field and laboratory soils technicians provide materials testing and special inspection services during the construction process to ensure the project is completed in accordance with the design and project documents.


17. Vann Engineering

Vann Engineering, Inc., (formerly Foree & Vann, Inc.) is a Geotechnical Engineering and Environmental Consulting firm that has provided low cost, high quality services in Arizona, New Mexico, Nevada, Colorado, Texas and Utah since 1980. We have completed more than 19,500 projects in the public and private sectors for architects, landowners, property developers, real estate entities, lending institutions, government agencies, educational agencies, religious organizations, health care organizations, attorneys, structural engineers, and contractors. We offer a full suite of services from a project's inception through to its completion. We have more than 30 years of personalized superior service in Geotechnical Engineering, Environmental Consulting, Construction Observation and Materials Testing. We are an experienced industry leader. Vann Engineering, Inc. is deeply committed to providing high quality dependable services locally and regionally through our corporate office in Phoenix, Arizona.


18. Tennyson Foundation Repair

Free visual inspections for homeowners within the Phoenix Metro Area. Call 480-515-0025 We can help! Click here for more information on floor crack repair. Click here if you have that sinking feeling! Tennyson Foundation Repair is a full service foundation repair company. We are based in Phoenix, Arizona, and serve the entire state of Arizona. We enjoy traveling throughout the entire state to inspect and solve foundation problems for homeowners. We specialize in the residential sector of foundation repair and always strive to provide the best foundation repair solutions. Our foundation repair policy is to provide the homeowner with the best foundation repair solution at an affordable price. Tennyson Foundation Repair offers a FREE Visual Inspection for ""homeowners"" within the Phoenix metro area. We Offer the Most Advanced Foundation Repair Options In Arizona! Tennyson Foundation Repair offers a wide variety of foundation repair solutions. We are well aware that one size does not fit all when it comes to foundation repair options. The type and the combination of different foundation repair options depends on how severe the foundation problem is. The foundation repair options also depend on the many different types of soils which the home is built on. For example, a home which is experiencing foundation problems due to being built on expansive soils would require different foundation repair solutions than a home which is experiencing foundation problems due to being built on collapsible soils. And vice-versa, a home which is experiencing foundation problems due to being built on collapsible soils would require different foundation repair solutions than a home which is experiencing foundation problems due to being built on expansive soils. So, which way is your home moving? Is your home heaving up due to an expansive soil problem? Or, is your settling down (sinking) due to a collapsible soil problem? Not sure if you home is moving up or down, but you are sure that all the cracks you are seeing are a sign that ...


19. Bob

  • Website: foundationaz.com
  • Headquarters: Scottsdale, Arizona, United States
  • Headcount: 1-10

Expert, Bob Brown, discusses all things foundation repair... including expansive soil, foundation heave, settlement, underpinning, concrete repair & more!


20. hydroGEOPHYSICS, Inc.

  • Website: hgiworld.com
  • Headquarters: Tucson, Arizona, United States
  • Founded: 1981
  • Headcount: 11-50
  • LinkedIn

HGI is a geophysical services company with over 30 years of experience providing solutions to the environmental, engineering, groundwater, mining, oil & gas, and natural resource exploration industries. They offer a wide range of geophysical methods and techniques for subsurface monitoring, leak detection, subsurface characterization, plume mapping, and buried infrastructure detection and mapping.


21. GCTS Testing Systems

  • Website: gcts.com
  • Headquarters: Tempe, Arizona, United States
  • Founded: 1994
  • Headcount: 11-50
  • LinkedIn

GCTS Testing Systems is a global provider of advanced material testing equipment. With over 25 years of experience, we offer comprehensive testing solutions to customers in 70+ countries. Our dedicated support team and local distributors ensure seamless installation and ongoing assistance. We prioritize accuracy, reliability, and productivity in designing systems tailored to geotechnical engineers' needs.


Want to find more geotechnical engineering companies?


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