Henley-Johnston & Associates, Inc.
Leader and innovator in the highly specialized field of geotechnical engineering
Dallas, TX+1
Explore capabilities, project experience, and office locations to build your shortlist.
Leader and innovator in the highly specialized field of geotechnical engineering
Dallas, TX+1

Improving the fatigue life of holes in metal structures
Building Strong Foundations Across the Southeast
Baton Rouge, LA+11

Geotechnical Engineering, Engineering Geology, and Construction Materials Testing
Denver, CO+5
Shaping Our Communities
Fremont, CA+9

Excellence in Engineering & Surveying Since 1922
Laredo, TX+2
A Full-Service Consulting Engineering Firm
Great Falls, MT+8

Solving Complex Problems Through Integrated Design and Engineering
Quincy, IL+8

Your expert resource for materials analysis.
Richardson, TX

Exceeding our clients expectations is our guarantee.
Gretna, LA

Engineering, Surveying & Architecture in Southeast Alaska
Ketchikan, AK+1

Protecting What You Build
Louisville, CO+5

No Slogan… Just Results
Jacksonville, FL

Advanced industrial inspection and engineering services since 1999.

Helping you engineer your fatigue and fracture test program for efficiency and accuracy.
Lebanon, CT

Serving Individuals, Businesses, and Governmental Organizations Since 1928
Chesapeake, VA

Your Trusted Partner in Quality Control & Geotechnical Solution
Sterling, VA

We build quality into every project.

The World is Unpredictable: Infrastructure Must Be Anything But
Houston, TX+2

Engineering, Surveying, and Construction Services
Albuquerque, NM+2
Delivering Integrated Infrastructure Solutions

Working Together to Achieve Your Goals
Evansville, IN+1

Structural Engineering and Geotechnical Engineering.
Ann Arbor, MI+3

A better State, by design.
Hauppauge, NY+2