Find the right engineering partner.

Juneau - Where Experience Matters

Granite City, IL+2

Designing experiences. Shaping places.

Nashville, TN+2

Honest, Authentic Solutions

Delivering Impactful Projects That Are Key To The Region's Economic Growth

Our work moves people. Our people move us.

Philadelphia, PA+15

Applying science and design in innovative ways

Seattle, WA+5

Willdan transitions communities to clean energy and a sustainable future

Anaheim, CA+1

Dedicated Service. Inspired Design.

Fredericksburg, VA+2

Imagination. Innovation. Integrity.

Evansville, IN

Creative Vision Technical Precision

Columbia, MD+1

Civil Engineering, Consulting, and Planning

Blanchard, OK

Connecting Resources

Southaven, MS

Engineering, Reimagined

Bismarck, ND

Highway & Bridge Engineering and Drainage & Environmental Systems Design.

Baton Rouge, LA

Quality Services: On Time and On Budget

Savannah, GA+10

Florida's Leading Infrastructure & Development Consultants

Creating a Better Water Future

Bending the Climate Curve

Our specialty is solving your problems.

Boulder, CO