Northwest's Geotechnical Engineering Material Testing and Inspection Experts - 4 Decades and Counting

For over 4 decades the STRATA team has led as the trusted partner for geotechnical engineering, construction materials testing and special inspection projects. From commercial to government and private developments, we work big and deliver small.


Safety. Is. Everything.

We prioritize safety and teamwork and pursue clients and projects that reflect those values. By placing safety above all else, we protect the best interests of our employees, our clients, and our communities. It all starts with our behavior-based approach—the cornerstone of our robust safety program.


Our Mission: Better Communities

For us, creating a positive impact in the communities we touch isn’t only a feel-good aspiration—it’s literally our mission. STRATA Mission: to enhance the quality of life within our communities.


Building Partnerships that Last

At STRATA, the notion of ‘team’ is more than just talk. We believe the best results are achieved when we recognize each other as valuable members of the same team. In order to provide the highest quality of service, we approach projects from a team mentality and end up building collaborative and lasting relationships based on trust.

We have found their commitment to providing timely and quality geotechnical engineering services to be crucial to a successful project.

Brandon PottsDirector of Capital Projects, Kennewick School District

STRATA has, and continues to provide me with great service when my team is faced with geotechnical challenges.

Angela Comstock, P.E.Transportation Group Lead, J-U-B Engineers, Inc.

STRATA has proven to be a professional, responsible, reliable, and collaborative partner for Avista for many years.

PJ Henscheid, P.E.Manager, Mechanical and Civil Engineering Chief Dam Safety Engineer, Avista Utilities

Having STRATA involved from project conception throughout construction has provided a valuable asset— geotechnical design continuity.

Mr. Chip TullProject Manager, Hoffman Construction

Commercial  Education  Energy  Government 

Commercial  Education  Energy  Government 

Commercial  Education  Energy  Government 

Healthcare  Transportation  Water  Industrial 

Healthcare  Transportation  Water  Industrial 

Healthcare  Transportation  Water  Industrial 

construction inspection testing strata

Welcome to a team as passionate as you are

TEAMWORK: (noun)
It always takes a group of people working together with a common purpose in an atmosphere of trust and collaboration to get extraordinary things done. ~ James M. Kouzes

We believe our people are our greatest asset. Our ability to deliver outstanding service for our clients starts with our team of talented, driven, and capable experts. We are a diverse group with many years of engineering and construction experience. As unique as we are individually, we share a mutual passion for geotechnical engineering and construction services as well as advancing the industry to consistently provide excellent work for our clients and partners. We pride ourselves on our strategic, integrated approach to quality service and the exceptional results it produces.

Meet the Team