
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

Electrical Design and Low-Voltage Systems.

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

Preferred Professionals for Property Problems!

Structural Engineering Analysis and Design and Low-Rise and High-Rise Building Design.
Casper, WY

Forensic Investigations and Investigating Building Failures.
Westford, MA

If you can dream it. We can engineer it.
Pearland, TX
Hard Questions. Tough Challenges. Bring It.
Building Your Vision, Respecting Your Budget

Mechanical engineering consultation since 1984, specializing in HVAC, plumbing, and life safety system design.

Serving Owners, Architects, and Contractors across New England since 2000.
North Easton, MA

Solutions That Stand
Williamsburg, VA

Structural Analysis and Design and New Building Design.
Frisco, TX

Specialty Precast Concrete Engineering and Structural Engineering.
Mt. Prospect, IL+3

Licensed structural engineering services for building additions, modifications, and new construction projects.

Design of Weldments, Fatigue Design, and Finite Element Analysis
Bellevue, WA

Exterior Envelope Consulting and Design Assist and Production.
New York, NY
Claims and Litigation Solutions for Equitable Outcomes
Severna Park, MD

Structural Engineering and Component Design.
Baltimore, MD

Structural Engineering and Building Envelope Solutions
New York, NY+3

Quality & Efficiency. Sound Engineering. Trusted Forensic Experts.
Tallahassee, FL+13

Structural Engineering & Consultants
Philadelphia, PA
Civil & structural engineers
Lake Charles, LA

Collaborating for Excellence in Design, Safety, and Engineering Management
Knoxville, TN+1