| Name | Category |
|---|---|
| Electric Power Research Institute | Non-Profits |
| Thomas Jefferson Institute for Public Policy | Issue and Policy Advocacy |
| Disaster Accountability Project | Charitable & Nonprofit |
| Institute for Energy Research | Issue and Policy Advocacy |
| Energy Solutions USA Llc | Affinity |
| American Association for Laboratory Accreditation | Business and Networking |
| American Council for an Energy Efficient Economy | Charitable & Nonprofit |
| Office Of Ratepayer Advocates | Charitable & Nonprofit |
| Association Of Energy Engineers | U.S. Business/Networking |
| American Association for the Advancement of Science | Affinity |
| American Society of Mechanical Engineers | Business and Networking |
| National Academy of Engineering | Business and Networking |
| National Association of Regulatory Utility Commissioners | U.S. Business/Networking |
| National Academies of Sciences, Engineering and Medicine | Education Organizations |
| Energy Technlogy And Environmental Business Association | Business & Commerce |
| American Nuclear Society | Charitable & Nonprofit |
| Cps Energy Toastmasters | Affinity |
| Alliance To Save Energy | Charitable & Nonprofit |
| International Atomic Energy Agency | Intergovernmental |
| Ge Energy Power Electronics | Affinity |
| American Public Power Association | U.S. Business/Networking |
| United States Energy Association | U.S. Business/Networking |
| Nuclear Threat Initiative | Foreign Non-Profits |
| Southeastern Electric Exchange | Charitable & Nonprofit |
| American National Standards Institute | Charitable & Nonprofit |
| Dominion Foundation | Charitable & Nonprofit |
| Ottawa County Improvement Corporation | Business and Networking |
| Interstate Renewable Energy Council | Charitable & Nonprofit |
| Ge Water & Process Technology | U.S. Business/Networking |
| Nuclear Energy Institute | NGOs |
| International Atomic Energy Agency | NGOs |
| Solar Energy Industries Association | Business and Networking |
| International Agency for Research on Cancer | Health |
| World Association Of Nuclear Operators | Charitable & Nonprofit |
| Organization for the Prohibition of Chemical Weapons | Charitable & Nonprofit |
| Gmb | Affinity |
| Ukrainian Greens Association | Charitable & Nonprofit |
| United Against Nuclear Iran | Charitable & Nonprofit |
| Nuclear Energy Agency | NGOs |
| African Union | Charitable & Nonprofit |
| California Independent System Operator Corp | Charitable & Nonprofit |
| United Nations News Centre | Affinity |
| Canadian Nuclear Association | U.S. Business/Networking |
| Nuclear Matters | Business and Networking |
| International Energy Agency | NGOs |
| European Union | Charitable & Nonprofit |
| Battelle Memorial Institute | Issue and Policy Advocacy |
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