| Company Name | Entity type | Parent/Subsidiary/Independent | Headquarters | No. of Employees | Annual Revenue ($M) | |
|---|---|---|---|---|---|---|
| Power Finance Corp Ltd | Public | Parent | India | 519 | 9,916 | |
| RusHydro | Public | Parent | Russia | 69,547 | 5,973 | |
| BC Hydro | Private | Parent | Canada | XYZ | 6,168 | |
| Hydro-Gen Engineering Ltd | Private | Independent | United Kingdom | XYZ | XYZ | |
| Hydro-Gen | Private | Independent | France | XYZ | XYZ | |
| Ontario Power Generation Inc | Private | Parent | Canada | 10,595 | 5,647 | |
| First Gen Corp | Public | Subsidiary (of First Philippine Holdings Corp) | Philippines | 2,156 | 2,667 | |
| Norsk Hydro ASA | Public | Parent | Norway | 32,724 | 18,340 | |
| Hologic Inc | Public | Parent | United States of America | 6,990 | 4,030 | |
| Enel SpA | Public | Italy | 61,055 | 100,446 | ||
| Engie SA | Public | Parent | France | 97,297 | 89,288 | |
| Vattenfall AB | Private | Parent | Sweden | 19,638 | 23,697 | |
| Verbund AG | Public | Parent | Austria | 3,752 | 10,879 | |
| RWE AG | Public | Parent | Germany | 20,135 | 30,892 | |
| Alaska Air Group Inc | Public | Parent | United States of America | 23,178 | 10,426 | |
| Duke Energy Corp | Public | United States of America | 27,037 | 29,060 | ||
| Chennai Petroleum Corp Ltd | Public | Subsidiary (of Indian Oil Corp Ltd) | India | 1,466 | 11,585 | |
| Grupo Empresas Navieras SA | Public | Independent | Chile | XYZ | XYZ | |
| Gen Digital Inc | Public | Subsidiary (of Broadcom Inc) | United States of America | 3,700 | 3,338 | |
| Southern California Edison Co | Private | Subsidiary (of Edison International) | United States of America | 14,316 | 16,275 | |
| Tenaga Nasional Bhd | Public | Parent | Malaysia | 34,699 | 11,644 | |
| Voith Hydro Holding GmbH & Co KG | Private | Subsidiary (of Voith GmbH & Co KGaA) | Germany | 3,675 | 1,244 | |
| Korea South-East Power Co Ltd | Private | Subsidiary (of Korea Electric Power Corp) | South Korea | XYZ | 7,095 | |
| Statkraft AS | Private | Subsidiary (of Statkraft SF ) | Norway | 5,300 | 16,403 | |
| SSE Plc | Public | United Kingdom | 12,180 | 15,396 | ||
| Hydro One Ltd | Public | Parent | Canada | 6,500 | 5,978 | |
| BKW AG | Public | Parent | Switzerland | 12,000 | 4,934 | |
| Hydro-Electric Corp | Private | Parent | Australia | 1,300 | 1,032 | |
| Andritz AG | Public | Austria | 29,717 | 9,365 | ||
| Mangalore Refinery and Petrochemicals Ltd | Public | Subsidiary (of Oil and Natural Gas Corp Ltd) | India | 2,550 | 15,896 | |
| Edison International | Public | United States of America | 14,316 | 16,338 | ||
| Webuild SpA | Public | Parent | Italy | 38,000 | 8,050 | |
| Harbin Electric Co Ltd | Public | Subsidiary (of Harbin Electric Corp ) | China | 11,746 | 3,713 | |
| Fortum Corp | Public | Finland | 5,225 | 7,257 | ||
| Orkla ASA | Public | Parent | Norway | 19,671 | 6,422 | |
| Global Ecovillage Network | Institution | Independent | United Kingdom | XYZ | XYZ | |
| Duke Energy Carolinas LLC | Private | Subsidiary (of Duke Energy Corp) | United States of America | XYZ | 7,857 | |
| Public Power Corporation SA | Public | Parent | Greece | 13,102 | 11,833 | |
| Snowy Hydro Ltd | Private | Australia | 1,766 | 2,594 | ||
| Virginia Electric and Power Co | Private | Subsidiary (of Dominion Energy Inc) | United States of America | 6,900 | 7,470 | |
| Consumers Energy Co | Public | Subsidiary (of CMS Energy Corp) | United States of America | 8,144 | 7,166 | |
| GEN energija, d.o.o. | Private | Parent | Slovenia | XYZ | XYZ | |
| Energy Co of Minas Gerais | Public | Parent | Brazil | 4,969 | 6,676 | |
| Ameren Corp | Public | United States of America | 9,372 | 7,500 | ||
| Alabama Power Co | Private | Subsidiary (of Southern Co) | United States of America | 6,100 | 7,817 | |
| China Power International Development Ltd | Public | Subsidiary (of China Power International Holding Ltd ) | Hong Kong | 14,254 | 6,258 | |
| Hydro Inc | Private | Independent | United States of America | XYZ | XYZ | |
| Grundfos Holding A/S | Private | Parent | Denmark | 1,756 | 4,713 | |
| NiSource Inc | Public | Parent | United States of America | 7,364 | 5,505 | |
| Toto Ltd | Public | Parent | Japan | 34,152 | 5,180 |
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