Chao and Associates, Inc.
We engineer the solution.
Columbia, SC+1
Explore capabilities, project experience, and office locations to build your shortlist.
We engineer the solution.
Columbia, SC+1

Geotechnical Engineering, Engineering Geology, and Construction Materials Testing

More Than a Profession... It's a Passion
Irvine, CA
Product Reliability and Accelerated Life Testing Services
Easton, PA

Complete Solutions for Deep Foundation Testing
New Port Richey, FL+1

Your Partner to Build a Better World
Houston, TX+1

Innovation, Integrity & Quality - All of your A&E, Surveying and Utility Locating needs under one roof.
Houston, TX

Trusted Expertise, From the Ground Up
Amesbury, MA+1

Engineering and Manufacturing for Demanding Systems
Worcester, MA

Serving Individuals, Businesses, and Governmental Organizations Since 1928
Chesapeake, VA
Transportation Engineering and Transportation planning and impact studies.
Thornton, CO+6

From the Ground Down - geotechnical, environmental, and construction services for the Bay Area development community.
Sunnyvale, CA

Geotechnical Engineering and Analytical Laboratory Services.
Fresno, CA+1

Where Precision Meets Reliability
Salt Lake City, UT
Experience, Expertise, Excellence
Port Angeles, WA

Geotechnical, Materials, and Pavement Engineering Consultants
Ridgeland, MS

Founded on Experience
Johnson City, TN

Yesterday's Experience, Today's Quality, Tomorrow's Vision
Monrovia, CA
Making Your Project Successful In A Changing World
Bowling Green, KY

Solidifying foundations, protecting environments, and strengthening communities.
Gainesville, FL

Structural Design and Civil Engineering.
Spokane, WA+2

Trust us to be as invested in the ground beneath your project as you are in the structure above it.
Baltimore, MD

Geotechnical Engineering & Special Inspections
Tri-Cities, TN+1

Cost-Effective Engineering Services
Phoenix, AZ