| Acciona Energy North America | Green Power Labs | Pattern Operators LP |
| Administración de Energías Renovables | Greenview Strategic Consulting | Peak Reliability |
| AES Wind | Grid Strategies LLC | PJM Interconnection |
| Alaska Village Electric Coop | GridLab | Platte River Power Authority |
| Alberta Electric System Operator | Hawaii Natural Energy Institute | Polaris Systems Optimization |
| Algonquin Power | Hawaiian Electric Company | Portland General Electric |
| Allete Clean Energy | Helman Analytics | Public Service Co. of New Mexico |
| Alliant Energy | Holy Cross Energy | Puget Sound Energy |
| American Public Power | Hydro Quebec | Radiant Solutions |
| Anderson Optimization | Idaho Winds | Record Hill Wind LLC |
| Apex Clean Energy | Illinois Rural Electric Cooperative | Red Electrica de Espana |
| Avangrid Renewables | Independent Electricity System Operator | RENEW Energy |
| AWS Truepower | Innergex Renewable Energy Inc. | S&C Electric Company |
| Basin Electric Power Cooperative | Innogy Renewables US LLC | Sacramento Municipal Utility District |
| BC Hydro | InSight Analytics Solutions | San Diego Gas & Electric Company |
| Bonneville Power Administration | Inter-American Development Bank | Sandia National Labratories |
| BP Wind | Intertek AIM | Schneider Electric |
| Brattle Group | Invenergy | ScottMadden |
| Brucke Engineering PLLC | Iowa Lakes Electric Cooperative | Sempra Renewables |
| Brüel & Kjær Vibro GmbH | Iowa State University | Senvion |
| California Energy Commission | ISO New England | Sharply Focused |
| California Independent System Operator | IT Power (Australia) | Shell Wind Energy |
| CD Arevon USA, Inc. | ITC Transmission/ITC Holdings | Siemens Gamesa Renewable Energy |
| Clean Line Energy Partners | ITOCHU Techno-Solutions Corporation | SKF USA, Inc. |
| Clean Power Research | Jo-Carroll Energy | Smart Wires |
| ConEdison Development | Korea Institute of Energy Research | Southern Company Services |
| CONSORCIO EOLICO AMAYO S.A | Kotzebue Electric Association | Southwest Power Pool |
| Consulting Engineers Group | KU Leuven | Stem |
| Consumers Energy | Leeward Asset Management, LLC | Strategen |
| CPV Keenan II Renewable Energy Company, LLC | Lincoln Electric System | Tenaska Wind Holdings |
| Dairyland Power Cooperative System | LINES – Thayer School of Engineering | TERNA ENERGY USA |
| Diamond WTG | Longroad Energy Services | TerraForm Power |
| DNV GL | Los Angeles Dept of Water and Power | The Australian National University |
| DTE Energy | Madison Gas & Electric | Tri-State G&T Association |
| Duke Renewables | Manitoba Hydro | Tucson Electric Power |
| E.ON Climate & Renewables | Michigan Tech | U.S. Department of Energy |
| EDF Renewable Services | MidAmerican Energy/PacifiCorp | Union of Concerned Scientists |
| Edison Electric Institute | Midcontinent Independent System Operator | University College Dublin |
| EDP Renewables | Minnesota Power | University of Minnesota, St. Anthony Falls Laboratory |
| EirGrid | Missouri River Energy Services | University of Tokyo |
| Electric Power Engineers, Inc. | NAES/White Creek Wind | University of Vermont |
| Electric Power Systems, Inc. | National Center for Atmospheric Research | University of Western Ontario Canada |
| Enbridge Renewable Energy Infrastructure LP | Natural Resources Canada | Vaisala |
| Enel Green Power | NaturEner | Vestas |
| ENERCON Canada | Nebraska Public Power District | Vibrant Clean Energy |
| Energinet.dk | Nergica | Vote Solar |
| energy & meteo systems | New York Independent System Operator | Waverly Utilities |
| Energy Northwest | NextEra Energy Resources | WEC Energy Group |
| ENGIE Canada | NOAA Earth System Research Laboratory | WEG Transformers USA Inc |
| Envision Energy (Jiangsu) Co., Ltd. | Noble Environmental Power | WEPROG ApS |
| EPRI | North American Electric Reliability Corporation | WES Engineering LLC |
| ERCOT | Northeast Branch of State Grid Corporation of China | Westar Energy |
| EverPower Wind | Northern Arizona University | Western Electricity Coordinating Council |
| Exelon Generation | NRECA | Wind Utility Consulting |
| Fire Island Wind | NREL | WindLogics |
| First Solar | NRG Renew | Xcel Energy |
| GE Energy Consulting | Omaha Public Power District | XM S.A.E.S.P |
| Golden Spread Electric Cooperative | Pacific Hydro Pty LLC | |
| Gordon Butte Wind LLC | Pacific Northwest National Laboratory | |
| Great River Energy | Patriot Renewables |
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