Willdan Group, Inc.

Willdan Group provides professional engineering, technical, and consulting services to public sector agencies, utilities, and commercial clients across the United States. The company was founded in 1964 and operates from its headquarters in Anaheim, California.

The company operates through two segments. The Energy segment delivers energy audits, program design and implementation, demand reduction services, grid optimization, benchmarking analyses, design engineering, construction management, performance contracting, and measurement and verification services. It also provides energy consulting, turnkey infrastructure projects, and software analytics solutions. The Engineering and Consulting segment offers building and safety services, city engineering, code enforcement, development plan review, disaster recovery support, geotechnical and earthquake engineering, planning and surveying, construction management, structural engineering, transportation engineering, and water resources services. This segment also provides district administration, financial consulting, and federal compliance services.

Willdan's customer base consists primarily of municipal and governmental entities including cities, counties, water districts, school districts, and universities, as well as investor-owned and municipal energy utilities, state and federal agencies, and commercial and industrial firms. The company employs approximately 1,761 full-time staff and maintains a service footprint across the United States, serving various public agencies and special districts alongside utility and private sector clients.