Transformation Delivered

For more than a century, WSP has excelled in delivering the most significant, transformative transportation infrastructure projects in the U.S. Our team employs a highly technical and collaborative approach to construction management, which enables us to partner with clients to guide projects to successful completion.



Trusted Advisor to Our Clients

WSP takes pride in the long-lasting client-consultant partnerships we build. We structure our approach to maintain our client’s interests and streamline project delivery for cost and schedule efficiency.


Specialized Expertise

Our experts have extensive experience managing construction of complex projects worldwide. WSP’s clients have access to the full range of professional construction services supported by more than 130 years of experience, insight and proven strategies.



Zero Harm: Culture of Safety

A pillar of WSP culture, our Zero Harm safety initiative is a commitment by all employees to effectively mitigate risks from our activities—in office and on site—by seeking innovative solutions. Everywhere we operate, we make safety personal.


Quality is a Habit

We believe quality must be built into everything we do if we are going to deliver excellence for our clients. From our first line, our resident engineers and inspectors, to our quality control manager and project principal, our commitment to quality is resolute.


Transforming Transportation

The Seattle underground scene has a new star: The Alaskan Way Tunnel, which improves the commute through the city’s downtown and paves the way for a revitalized public waterfront.

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Puget Sound Gateway

Construction is under way on the Puget Sound Gateway Program in Washington’s South Puget Sound region. WSP USA is serving as the program management consultant and as the general engineering consultant.

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Dallas Horseshoe Improves Traffic

One of Bob Brown’s earliest childhood memories is traveling with his parents through a notoriously complex maze of tricky interchanges, bridges and roadways in downtown Dallas.

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Bayonne Bridge Raising

Raising the Bayonne Bridge—a world’s first—has opened the East Coast’s largest seaport to Panamax shipping vessels while preserving the historic steel arch bridge.

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Marc Basnight Bridge

The new 2.8-mile bridge over the Oregon Inlet of North Carolina’s Outer Banks replaces the aging Bonner Bridge, which is now being removed.

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Northwest Corridor Express Lanes

The largest transportation project in Georgia’s history has brought “life-changing” and lasting improvements to congested commutes north of Atlanta.

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