Find the right engineering partner.

Electrical Power Engineering You Can Depend on

Lakeland, FL

Energy-as-a-Service for AI and industrial infrastructure.

Making a world of difference

Willdan transitions communities to clean energy and a sustainable future

Anaheim, CA+1

Process Engineering and Civil Engineering.

Calvert City, KY+1

Innovation. Engineering. Construction.

An International Engineering and Technical Services Provider

Kansas City, MO

Engineering Simplified

Denver, CO+1

Engineering with Distinction

Billings, MT

Build On Our Experience

Billings, MT

Innovation in Design + Design/Build

Overland Park, KS

Changing the World Since 1977

Amherst, NY

Pioneering Energy Excellence

Galliano, LA

Your Capital Project Delivery Partner

Engineering and project management for power and energy projects

The Leader In Energy Infrastructure

Denver, CO+19

Intelligent Engineering Solution

Piscataway, NJ

Consider It Done.

Houston, TX

Engineer Procure Construct (EPC)

Charlotte, NC+2

Where safety meets quality.

Granite Falls, MN

Sustainable Engineering Solutions for the Biogas and Process Industries

Warrendale, PA

Engineering. Delivered.

Raleigh, NC+1