Terraphase Engineering Inc.
Client Focused, Community Engaged, Environmentally Driven
Explore capabilities, project experience, and office locations to build your shortlist.
Client Focused, Community Engaged, Environmentally Driven

Inspection and Testing and Nondestructive Testing and Evaluation.
Suisun City, CA
Our Roots. Your Growth.
Alexandria, MN

High-value engineering, design and management solutions.
San Diego, CA

Top-of-the-Line Civil Engineering and Land Surveying Services
Spokane, WA

Begin with the End in mind
Raleigh, NC

Break the mold. Build your future.
Oakland, CA+2

Structural Design - Residential and Structural Design - Commercial.
Palm Beach Gardens, FL

Excellence by Design
Colorado Springs, CO+3

Meeting All Your Railroad Engineering Needs
Brentwood, TN

Reliable Service & Quality Land Surveys
Sparks, NV
Innovative tunnel, geotechnical, and underground engineering solutions
Ashburn, VA+2

Civil Engineering Design and Stormwater Management and Water Quality.
San Diego, CA

Engineering Solutions for Hawaii's Future.
Honolulu, HI

Engineers - Architects - Surveyors
Memphis, TN+8

Innovative and sustainable engineering and architectural design solutions
Kuwait City

Providing Environmental, Surveying, Engineering, and Geoscience Solutions to the Great Lakes Region
Muskegon, MI
We Engineer Innovative Design Solutions

Engineering Resilient Infrastructure for Communities and the Gulf Coast
Youngsville, LA
Program Management & Planning and Budgeting & Funding Management.
San Diego, CA+1

Professional and relationship-based civil engineering and surveying.
Marion, IA+1

Our Mission Is Simple: We Engineer Water
Harlingen, TX

Design to Inspire
San Diego, CA
Engineering your system for the future
Ames, IA