Engineering and construction firm

Cornerstone is an award winning engineering, consulting, and construction firm with the experience and range to take clients from feasibility study to final walkthrough. With over 15 years in business and a 95% client retention rate, we work with government and private-sector clients in finding and implementing innovative, cost-effective engineering solutions.

 

How can Cornerstone help you?

091818_CS_PortlandBasin_95.jpg

PROJECTS

LOCATIONS

CERTIFICATIONS

UPDATES

 
 
cornerstone quote_3-13.png
 
“Without hesitation, I can recommend Cornerstone Engineering for structural work, specifically in the area of operational facilities and historical structures where time, budget and continuous operations are critical factors in the project completion.”
— Bernard Maloy, Vice President CDM SMITH
 
CEI green banner-06-06.png