
O&S Associates
Experts in new design and restoration engineering
Hackensack, NJ+5
Explore capabilities, project experience, and office locations to build your shortlist.

Experts in new design and restoration engineering
Hackensack, NJ+5

Expanding Engineering Capabilities
Experts in the Science of Structures
Consulting Engineers and Surveyors
Cumberland, MD
Consulting Engineering Services
Los Angeles, CA
Creating Lasting Solutions Since 1995
Manassas, VA+5

One-Stop-Shop for Engineering Needs

Giving your building new life
Milwaukee, WI

Simply better.
Uniontown, OH+1

Complex Projects. Proven Solutions.

Integrating Soil & Structure
King of Prussia, PA

Solutions That Stand
Williamsburg, VA

A passionate team of geotechnical, structural, and environmental engineers known for a construction-wise approach and exceptional communication
Austin, TX+2
California's Only One Stop Shop
Escondido, CA

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

Deliver Extraordinary Better.
Houston, TX

Tailored civil, structural, and marine engineering solutions.
Mooresville, NC

Forensic and Engineering Services and Failure Investigations.
Austin, TX
When Experience Counts

Leave Your Mark
Rochester, NY

Build on what we know.
Appleton, WI+12

Structural Engineering and Full-set structural design and calculations.
Hollywood, FL
Electrical, Corrosion, and Forensic Engineering
Houston, TX

Residential and Commercial Structural Engineering Consulting
Bedford, NH