Established in 1984, GRI continues to provide the Pacific Northwest full-service geotechnical, geologic, and pavement engineering solutions for challenging projects. 

Our team focuses on innovative solutions that are practical and meets our clients’ objectives. We serve diverse market sectors giving us a unique perspective on the built environment, such as multimodal concepts and ways to improve our local communities. 

At GRI, our success is built by our talented team. Our team provides quality services, creative solutions, and are active participants in the engineering community. GRI’s history provides a depth of expertise that our team can help at any stage of project development from planning to design and construction. 

GRI specializes in a variety of geotechnical, pavement, and environmental services:

• 	Geotechnical Engineering
•	Geologic Hazards
•	Hazmat
•	Laboratory Services
•	Pavement Engineering
•	Seismic Engineering
•	Construction Services
•	Alternative Delivery

Construction

GRI's headquarters in Tigard, OR, United States

Eelco van der Enden

GRI

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Engineering Team

Geology Team

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