
Hillis-Carnes Capitol Services, PLLC
Geotechnical, environmental, and materials engineering from the roof to the ground
Washington, DC
Explore capabilities, project experience, and office locations to build your shortlist.

Geotechnical, environmental, and materials engineering from the roof to the ground
Washington, DC

Practical Solutions for a Complex World
Moab, UT

Engineer - Design - Inspect
Powhatan, VA+1

Civil Engineering Consulting You Can Trust
Edgewood, WA

Geotechnical Engineering and Slope Stability Analysis.
Edmond, OK
Geotechnical Explorations and Site Investigation.
Honolulu, HI
Geotechnical Engineering and Subsurface Exploration and Soil Borings.
Houston, TX

Laying the Groundwork for Tomorrow
Halethorpe, MD

Your Go-To Engineering Consulting Partner
Chantilly, VA
Delivering innovative engineering solutions that rise to the challenges and complexities of critical infrastructure projects
Wellesley, MA+1

YOUR GO-TO Engineering Consulting Partner
Asheville+43
Your Foundation for Success
Annapolis Junction, MD+20