• Congrats, Dakota!  1 Quarter Staff Star

    Congrats, Dakota! 1 Quarter Staff Star

    Such an honor to work with one of the best! Congrats, Dakota, for being selected our 1st Quarter Staff Star. Dakota goes above and beyond in all he does. We are very proud to have Dakota at GES.
  • We Are Building Our Environmental Team – Join Us!

    We Are Building Our Environmental Team – Join Us!

    We have worked hard over the past 30 years on our journey towards being a premier professional organization in the Western United States where the best people in our profession want to work. With three locations in Nevada, GES is sought after to work on high profile and technically challenging projects, we have won awards for being a best place to work, and we take pride in giving back to the communities where we work. Part of our mission is to create a first in class Environmental Program with an experienced team of Certified Environmental Managers, geologists, engineers, scientists, and environmental technicians with the skills and experience to provide multi-faceted environmental services.
  • 30 Years Celebration – 30 Good Deeds for 30 Years

    30 Years Celebration – 30 Good Deeds for 30 Years

    GES is proud to be helping out 30 deserving organizations during our 30th year celebration. What better way to celebrate our success? If you would like to join our 30 for 30 endeavor, we encourage you to contact us. We'll let you know where we could your talents and your resources. Most recently, we volunteered with Habitat for Humanity.
  • #1 Best Firms to Work For!

    #1 Best Firms to Work For!

    GES, Inc. was recently named Zweig Group's #1 Best Firms to Work For in the Geotechnical division. Since we hire the best and brightest, we want to reward them with also having an amazing work place. We aren't perfect but we are constantly striving to make GES, Inc. better each and every day. We have our employees to thank for that!
  • A Qualified Team of Professionals

    A Qualified Team of Professionals

    GES has state of NV, AZ, CA, WA & UT Licensed Professional Engineers, Certified Environmental Managers, Project Geologists, Certified Field Staff, as well as a supportive administrative team. Our staff is dedicated to provide high quality services in a timely manner.
  • Ranked #1

    Ranked #1

    GES is proud to be ranked #1 for materials testing & inspection and geotechnical & environmental services from many major Las Vegas area agencies. Click here to see the details.
  • We’d love to help with your upcoming project

    We’d love to help with your upcoming project

    If you are approaching a development project on vacant land or an existing building or structure, we can help you figure out the complexities of what design, geotechnical, environmental or construction services you need and tailor a scope of service to fit your project. Call us today to get started. 702-365-1001
  • Decades of Experience

    Decades of Experience

    We've been leaders in materials testing & inspection, geotechnical & environmental services in southern Nevada for over 20 years. Our engineers give you unparalleled understanding on specialized and unique local geotechnical issues. Call us today to discuss your project needs. 702-365-1001

A little about Geotechnical & Environmental Services, Inc. (GES)…

Nationally & Locally Accredited

GES is proud to offer you fully accredited & certified reliability.



Our Most Popular Services

GES is proud to offer you fully accredited & certified reliability.


  • Subsurface Exploration and Testing
  • Earth Structures, Slopes, and Retention Systems
  • Foundation Design & Analysis
  • Soil Stabilization and Ground Improvement
  • Pavement Evaluation and Design
  • Subgrade Evaluation
  • Material Evaluation
  • On-Site Testing and Performance Monitoring
  • Groundwater Permitting and Monitoring
  • Geologic Hazard Evaluation
  • Seepage Evaluations
  • Pipeline Design Parameters


  • State of Nevada Certified Environmental Managers
  • Phase I & II Site Assessments
  • Soil and Water Sampling
  • Well Installation
  • Risk-Based Corrective Action
  • Environmental Forensics
  • Remediation Construction Management
  • Industrial Mineral and Aggregate Suitability Evaluation
  • Geologic Mapping
  • Soil Management and Erosion Control
  • Environmental Audits
  • Regulatory Compliance
  • Pollution Prevention Plans
  • Asbestos Surveys

Construction Materials Testing & Inspection

  • On-Site Observation and Monitoring (Soils, Concrete, Asphalt, Aggregate)
  • Construction Quality Control and Quality Assurance
  • Special Inspections (Masonry, Steel, Welding, Concrete, Fireproofing, Soils)
  • Field and Laboratory Testing and Analysis
  • Design and Review – Concrete, Grout, Asphalt

Laboratory Services