Electric Utilities Trade Associations

Advanced Energy United

National business association representing companies across the full range of advanced energy technologies and services, with a focus on shaping state and regional policy to open markets for clean electricity and transportation solutions.

https://advancedenergyunited.org Membership: 76

American Clean Power Association

Leading U.S. multi‑technology clean energy trade association representing companies in utility‑scale solar, wind, storage, clean hydrogen, transmission and more; ACP reports 800+ member companies.

https://cleanpower.org Membership: 800

American Public Power Association

The national voice of community‑owned, not‑for‑profit public power utilities; about 1,400 of roughly 2,000 U.S. public power utilities are APPA members (plus nearly 300 associate members).

https://www.publicpower.org Membership: 1,700

Association of Edison Illuminating Companies

One of the electric sector’s longest‑serving operations‑focused associations where utility leaders collaborate on generation, transmission, distribution and storage best practices; AEIC notes 185 member companies.

https://www.aeic.org Membership: 185

Avian Power Line Interaction Committee (APLIC)

Utility–wildlife collaborative that develops and shares best practices to reduce avian interactions with power lines and infrastructure; membership includes over 50 electric utilities across the U.S. and Canada.

https://www.aplic.org Membership: 50

Edison Electric Institute

Trade association representing all U.S. investor‑owned electric companies; also includes 70+ international member companies and hundreds of associate members.

https://www.eei.org Membership: 60

Electric Power Research Institute

Independent, nonprofit R&D organization advancing electricity generation, delivery and use; collaborates with 450+ companies in 45 countries on objective, science‑based research.

https://www.epri.com Membership: 450

Electric Utility Industry Sustainable Supply Chain Alliance (EUISSCA)

Utility‑led alliance focused on advancing sustainability in the electric utility supply chain; membership includes 23 utility members and 75 supplier affiliates.

https://www.euissca.org Membership: 98

GridWise Alliance

Alliance of utilities, vendors and research organizations advocating for grid modernization, convening members to inform policy and share leading practices for a secure, reliable and affordable grid.

https://gridwise.org Membership: 60

Large Public Power Council

Association of the nation’s largest public power systems, advocating in Washington, DC on issues affecting large public power; currently represents 29 systems.

https://www.lppc.org Membership: 29

National Hydropower Association

National trade association for the U.S. waterpower industry (hydropower, pumped storage, and marine energy), representing 300+ organizations across the value chain.

https://www.hydro.org Membership: 300

National Rural Electric Cooperative Association

National trade association representing America’s electric cooperatives—roughly 900 not‑for‑profit distribution and generation & transmission co‑ops serving 42 million people.

https://www.electric.coop Membership: 900

Nuclear Energy Institute

Policy and technical organization for the commercial nuclear industry with 300+ members in 17 countries spanning utilities, suppliers, developers, labs, finance and academia.

https://www.nei.org Membership: 300

Northwest Public Power Association

Regional association serving consumer‑owned electric utilities across the Western U.S. and British Columbia—over 150 utilities and 350+ associate members—with training, advocacy and networking.

https://www.nwppa.org Membership: 500

Southeastern Electric Exchange

Nonprofit trade association of investor‑owned electric utilities that coordinates working groups, benchmarking and mutual assistance (storm restoration) across the Southeast and beyond.

https://www.theexchange.org Membership: 30

Smart Electric Power Alliance

Educational nonprofit that convenes utilities, regulators, and solution providers to accelerate the transition to a clean, reliable and equitable electricity system; has 1,000–1,100+ member organizations.

https://sepapower.org Membership: 1,100

Smart Energy Consumer Collaborative

Consumer‑focused nonprofit that researches customer needs and shares best practices for utility engagement and smart energy technologies; membership has grown to 150+ organizations.

https://smartenergycc.org Membership: 150

Solar Energy Industries Association

National trade association for the U.S. solar and solar‑plus‑storage industries, providing advocacy, research and standards development; works with 1,200+ member companies.

https://www.seia.org Membership: 1,200

Utilities Technology Council

Global trade association for utilities’ information and communications technology (ICT) needs; UTC cites a global network of 5,000+ individual members advancing utility telecom/IT/OT.

https://www.utc.org Membership: 5,000

Western Energy Institute

Member‑driven association serving electric and natural gas utilities in western North America with 100+ programs annually; utility membership 80+ and 230+ service companies—serving 5,000+ members overall.

https://www.westernenergy.org Membership: 5,000