Thelen Associates is a geotechnical, construction engineering firm founded in the ‘70s serving the middle part of the country.

The transportation platform is built for tough jobs and designed with versatility in mind.

The fund awards scholarships to civil engineering students interested in deep foundations.

First combination SPT/CPT, auger test rig delivered to geotechnical engineering company.

New Ann Arbor location will be sed by Scott Dierks.

Sonic is something a lot of drillers talk about, particularly in environmental and geotechnical.

Dr. Donald A. Bruce's latest book is Specialty Construction Techniques for Dam and Levee Remediation.

There's a reason we've spent so much time writing about the next generation of drillers.

Expansion aims to streamline production, increase capacity.

Firm donates $10,000 grant, $20,000 fellowship to University of Massachusetts Amherst.