
Frank H. Lehr Associates
Geotechnical Engineering and Subsurface investigation and soil borings.
Explore capabilities, project experience, and office locations to build your shortlist.

Geotechnical Engineering and Subsurface investigation and soil borings.
Delivering expertise and accuracy for over a century
Warrenville, IL+3

YOUR GO-TO Engineering Consulting Partner
Asheville+43
Geotechnical engineering and construction materials testing services
Fort Worth, TX

Engineering, Geotechnical and Testing Services
Columbus, NE+3

Providing client satisfaction by ensuring expedient quality results with technical excellence.
Laredo, TX+1
Civil Engineering and Site Development.
College Station, TX+2
Construction Materials Testing and Concrete Field Testing.
Tempe, AZ+1

Experience is the Difference.
Santa Rosa, CA+1

No Slogan… Just Results
Jacksonville, FL
Making Your Project Successful In A Changing World
Bowling Green, KY

Engineering with Integrity, Honesty & Highest Standard of Care
Fort Thompson, SD

Integrity always.
Cheyenne, WY

Professional engineering, surveying, and aerial mapping services
Fowlerville, MI+3

Innovative & Reliable
Glen Allen, VA

Premier Construction Testing and Engineering in the St. Louis Metro Area and Southern Illinois
O'Fallon, IL+1

Engineering Inspiring Places
Bluffdale, UT
Northwest Geosystem Experts
Bend, OR

Civil, Environmental and Geotechnical Engineers Serving Texas Since 1989.
Abilene, TX+2

Reliable Engineering. Responsive Testing.
Farmington, NM+2
Engineering Excellence
Las Vegas, NV+5