We Welcome

to the Willdan Family

Press Release
Our Solutions

What We're About

We believe in helping organizations and their communities evolve and thrive as resources and infrastructure change. Willdan is a leading, nationwide provider of trusted, comprehensive solutions that are supported by our talented team of experts and advanced software applications.

We design and deliver proven solutions to improve efficiency and resiliency in: Energy and Sustainability, Engineering, Program Administration, Economics and Strategic Planning, and Software, Emerging Technology, and R&D.

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Latest News

Press Release

Willdan Selected for Fourth Consecutive Time to Implement Con Edison Small-Medium Business Direct Install Program

"Our direct install program for small and medium-sized businesses makes it economical and easy to upgrade..."
Press Release

Xcel Energy Selects Willdan Software for Grid Modernization

"Xcel Energy will use LoadSEER to standardize load forecasting, and to provide the granular analysis required to make critical distribution system investment decisions."
Press Release

Willdan Awarded $9.8 Million in Turnkey Energy Savings Performance Contracts with California Department of General Services

"These projects meet critical needs at each facility while significantly reducing energy consumption..."

Highlighted Projects

Energy Efficiency Direct Install

Con Edison NY

Small-Medium Business Direct Install

Willdan has implemented Consolidated Edison’s Small-Medium Business Direct Install Program (SMB, formerly the Commercial Direct Install) since 2009, providing energy savings through direct installation of lighting, HVAC, controls, and refrigeration measures. With this program, Willdan has conducted more than 95,000 energy efficiency surveys and completed over 33,000 energy retrofit projects, providing more than 650,000 MWh of electric savings to date.


Bellflower Caruthers

City of Bellflower, CA

Caruthers Stormwater Capture Project

Willdan is providing construction management, public works observation, and concrete materials testing services for this $13 million technologically advanced stormwater project in Caruthers Park. One of the first of its kind, this regional stormwater capture facility will redirect dry and wet weather runoff from the storm drain and open channel through diversion and pretreatment systems, using Best Management Practices to significantly reduce water pollutants and to store and reuse water for the park and larger community.

Tailored, Connected Solutions

Energy and Sustainability

Energy and Sustainability

Willdan creates customized, effective solutions for your unique energy needs and sustainability goals. We modernize electric grids and introduce new resources for added resiliency. We'll help facility owners design and deliver energy efficiency projects and energy roadmaps for long-term system and resource planning.

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Willdan will guide your project from its initial analysis phase, through design and construction, to post-inspection, with a focus on safety and compliance. Willdan has been performing engineering services for more than 55 years and has a team of subject-matter experts to serve all aspects of engineering projects.

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Program Administration

Program Administration

Willdan will customize solutions to meet your program administration needs. We manage the detailed processes of program design, training, and staffing your projects to ensure success. We have experience managing more than 70 programs across the country.

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Strategic Planning

Economics and Strategic Planning

Willdan facilitates in-depth economic and strategic planning for our clients to ensure project success. We offer financing and revenue optimization, planning, risk assessment, and policy services to support your short-term and long-term goals. Our team includes experts across several fields – including finance, accounting, sustainability, and engineering who inform our evaluations and plans.

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Software, Emerging Technology, R&D

Our software harnesses advanced analytics and has been used by utilities across the nation for energy forecasting and load relief. Willdan invests in research and development to bring our clients the latest in trusted technology, to predict changes and challenges in energy, and to create new, effective ways to address them.

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