Otak Inc
Transforming communities, one project at a time.
Portland, OR
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Explore capabilities, project experience, and office locations to build your shortlist.
Transforming communities, one project at a time.
Portland, OR
Innovative water treatment and process plants
Practical environmental and engineering solutions, delivered with precision and integrity.
Nashville, TN+3
Best in Class - Responsive | Innovative
Lexington, KY
A New Era of Civil Engineers
Santa Rosa, CA
Civil and environmental engineering design services specializing in sustainable water and wastewater systems
Carson, CA
Always, got your back
Expert engineering services in mechanical, electrical, plumbing, structural, and process design
Engineering Quality Projects Throughout New England
Biddeford, ME+2
Professional environmental compliance, permitting, and remediation services
New York, NY
Geotechnical Engineering and Environmental Services.
Springfield, IL+4
Locally Owned and Operated for Nearly Four Decades
Salem, OR
Results With No Excuses
Laurel, MD+4
Water | Wastewater | Stormwater
San Juan, PR
Professional engineering and surveying services
Springdale, AR
Engineers Who Believe
Long Island City, NY
Enhancing Client Satisfaction through Creative, Exceptional Service.
Baton Rouge, LA
Helping communities create sustainable infrastructure and environments
Chicago, IL+2
Engineering, Smarter, Stronger Communities
Bakersfield, CA+7
We Design Infrastructure For All.
Birmingham, AL
Environmental Remediation and Water Resources.
Seattle, WA+8
Consistent Quality and Custom Engineering
Lowell, AR
Consulting Engineers. Field Surveyors.
Knoxville, TN
Proven. Driven. Visionary.
Radnor, PA+1