With more than 300 member organizations, the National Hydropower Association represents many of the most important stakeholders in the waterpower industry today. NHA members range from large power generators — the companies that produce hydroelectricity — to service and equipment providers that provide the goods and services used throughout the entire industry supply chain.
Member 
Davis Wright Tremaine LLP
Davis Wright is a full-service law firm with approximately 500 lawyers in nine offices on the east and west coasts of the U.S., and in Shanghai. It has been re…
- Member
Dawson & Associates
DAWSON & ASSOCIATES is the nation’s premier firm for resolving complex challenges involving Federal water resources and environmental regulatory policy and…
- Member
Day & Zimmermann
Day & Zimmermann is a leading provider of construction and maintenance services for the power and industrial markets. We deliver complex projects safely, o…
- Member
Delve Underground
Delve Underground provides practical, cost-effective, and innovative solutions for difficult underground projects including hydropower facilities and associate…
- Member
DLZ Corporation
DLZ is a leading engineering and architectural firm based in the U.S with offices in the U.S., India, and Costa Rica. One of DLZ’s specialties is hydropower wi…
- Member
Dominion Generation
Dominion is one of the nation's largest producers and transporters of energy, with a portfolio of approximately 27,600 megawatts of generation including 326 MW…
- Member
Douglas County PUD
Douglas PUD has a mission to provide the best possible utility services at the lowest possible cost consistent with sound business principles. As a not-for-pro…
- Member
Duke Energy
Duke Energy is the largest electric power holding company in the United States with approximately $115 billion in total assets. Its regulated utility operation…
- Member
Duncan, Weinberg, Genzer & Pembroke, P.C.
Duncan, Weinberg, Genzer & Pembroke, P.C. offers hydroelectric project owners and developers an unparalleled depth of experience in all aspects of hydroele…
