Fuss & O'Neill
Solve better. Go further.
Explore capabilities, project experience, and office locations to build your shortlist.
Solve better. Go further.

Sustainable Solutions for an Evolving World
Santa Rosa, CA

Your Infrastructure Ally. We solve engineering challenges to strengthen communities.
Waukesha, WI+7
Designing Alaska's Future. Prioritizing Client Success. Building Stronger Communities.
Anchorage, AK+2

Professional Architectural, Engineering and Environmental Services
Honolulu, HI

Where Innovation Meets Infrastructure.
St. Thomas, VI

Building on Tradition. Designing for Tomorrow.
Rochester, NY

Proven Expertise. Powerful Results.
Anaheim, CA+4

Engineering | Planning | Infrastructure Solutions
Harrisburg, PA+8

In-house engineering, architecture, surveying, and environmental design
Savannah, GA+1

Engineering Services and Environmental Services.
Walnut Creek, CA

Geotechnical Engineering and Subsurface Exploration and Sampling.
Delray Beach, FL+4

A Professional Engineering Firm Since 1986
Vienna, VA+1

Accepting challenges, developing solutions, delivering results
Morgantown, WV+3
It’s more than a project. It’s a commitment.
Design. Consulting. Construction Management.
Houston, TX

Quality engineering solutions for New Hampshire
Concord, NH

Certified Precision. Proven Performance.
Vega Baja, PR

Smart Engineering. Real-World Impact.

Geotechnical Engineering and Geotechnical Site Investigation.
Houston, TX

Providing concise and cost-effective engineering solutions
Morrisdale, PA+2
Geotechnical Engineering and Subsurface Investigations & Soil Sampling.
Las Vegas, NV

Creating Stronger Communities
Beckley, WV+6

Peace of mind.. from the ground up
Grand Rapids, MI+3