Willdan Group is a provider of professional technical and consulting services to utilities, private industry, and public agencies at all levels of government. Nationwide, they enable their clients to realize cost and energy savings by providing a wide range of specialized services. They assist their clients with a broad range of complementary services relating to: Energy Efficiency and Sustainability; Engineering and Planning; Economic and Financial Consulting; and National Preparedness and Interoperability. They operate their business through a network of offices located primarily in California and New York. They also have operations in Arizona, Colorado, Florida, Illinois, Kansas, Oregon, Texas, Washington and Washington, DC.