Willdan Group 

Willdan Group Inc is a technical services company focused on energy and infrastructure solutions. The company's solutions include energy planning and analytics, consulting, software, public finance, engineering, and program implementation. It operates through two segments: i) Energy segment: It provides specialized, comprehensive energy solutions to businesses, utilities, state agencies, municipalities, and non-profit organizations. ii) Engineering & Consulting: It provides civil engineering and construction management, building and safety services, city engineering and planning support, civil design, geotechnical services, and material testing. The majority of revenue is derived from the Energy segment. Geographically, all of the company's revenue is generated from the United States.