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 and Preliminary Site Assessment.

Geotechnical Engineering and Construction Materials Testing.
Asheville, NC

Expect Excellence
San Ramon, CA+20

Committed To Excellence
Austin, TX+3

Our Most Powerful Solution is Trust
Columbus, OH+1

Geotechnical Engineering and Subsurface Exploration.
Euless, TX+1

Geotechnical Engineering and Consulting Firm
Chandler, AZ+1

Engineering for better lives.
Lansing, MI+2

Delivering exceptional service for 26 years
Little Rock, AR+3

Not All Ground Is Created Equal
Ocala, FL

Geotechnical Engineering and Inspection & Material Testing.
Baltimore, MD

The Science of Design
Franktown, CO
Building Strong Foundations Across the Southeast
Baton Rouge, LA+11
Civil Engineering and Land Surveying.
Farmington, MO

Assessing Ground Conditions for Your Construction Project

Quality of Life Through Excellence in Engineering
Jackson, WY+2

Preserving Infrastructure, One Solution at a Time.
Centerbrook, CT+12

Concrete Durability Evaluation and Service Life Assessment and Concrete System Design.
Kalamazoo, MI

Specialized engineering and inspection services for complex infrastructure.
Cypress, CA+3
Geotechnical Engineering and Subsurface Exploration and Soil Borings.
Houston, TX

Geotechnical, environmental, and occupational health and safety engineering consulting
Washington, DC+2
Engineering with integrity & purpose.
Scotch Plains, NJ

Solid Relationships. Solid Solutions.
Urbandale, IA