| Company Name | Entity type | Parent/Subsidiary/Independent | Headquarters | No. of Employees | Annual Revenue ($M) | |
|---|---|---|---|---|---|---|
| TotalEnergies SE | Public | Parent | France | 102,579 | 218,945 | |
| Iberdrola SA | Public | Parent | Spain | 41,448 | 53,352 | |
| PT Pertamina (Persero) | Government | Parent | Indonesia | 33,596 | 84,888 | |
| Repsol SA | Public | Parent | Spain | 25,059 | 63,748 | |
| Neste Corp | Public | Parent | Finland | 6,014 | 24,793 | |
| Raizen SA | Public | Parent | Brazil | 44,738 | 47,621 | |
| Brookfield Corp | Public | Parent | Canada | 240,000 | 95,924 | |
| Valero Energy Corp | Public | Parent | United States of America | 9,886 | 144,766 | |
| Indian Oil Corp Ltd | Public | Parent | India | 31,095 | 121,245 | |
| Oil and Natural Gas Corp Ltd | Public | Parent | India | 25,993 | 87,273 | |
| E.ON SE | Public | Parent | Germany | 72,242 | 101,315 | |
| Verbund AG | Public | Parent | Austria | 4,095 | 11,300 | |
| BP Plc | Public | Parent | United Kingdom | 87,800 | 210,130 | |
| Enel SpA | Public | Parent | Italy | 61,055 | 100,446 | |
| Petroliam Nasional Bhd | Government | Parent | Malaysia | 49,771 | 85,344 | |
| Enbridge Inc | Public | Parent | Canada | 11,500 | 32,349 | |
| Idemitsu Kosan Co Ltd | Public | Parent | Japan | 14,363 | 69,859 | |
| Brookfield Renewable Partners LP | Public | Subsidiary (of Brookfield Corp) | Bermuda | 2,875 | 4,919 | |
| NRG Energy Inc | Public | Parent | United States of America | 18,131 | 28,823 | |
| Acciona SA | Public | Parent | Spain | 57,843 | 18,407 | |
| Siemens Gamesa Renewable Energy SA | Private | Subsidiary (of Siemens Energy AG) | Spain | 27,382 | 11,604 | |
| General Electric Co | Public | Parent | United States of America | 125,000 | 67,954 | |
| Tokyo Electric Power Co Holdings Inc | Public | Subsidiary (of Nuclear Damage Compensation and Decommissioning Facilitation Corporation of Japan ) | Japan | 38,007 | 57,614 | |
| Endesa SA | Public | Subsidiary (of Enel SpA) | Spain | 9,035 | 27,532 | |
| Huaneng Power International Inc | Public | Subsidiary (of Huaneng International Power Development Corporation ) | China | 57,038 | 35,969 | |
| Cosmo Energy Holdings Co Ltd | Public | Parent | Japan | 6,659 | 20,625 | |
| Calumet Specialty Products Partners LP | Public | United States of America | 1,580 | 4,181 | ||
| Korea Electric Power Corp | Public | Parent | South Korea | XYZ | 67,579 | |
| Shell plc | Public | Parent | United Kingdom | 103,000 | 316,620 | |
| Sembcorp Industries Ltd | Public | Subsidiary (of Temasek Holdings Pvt Ltd) | Singapore | 4,981 | 5,245 | |
| Electricite de France SA | Private | Parent | France | 165,028 | 150,869 | |
| Siemens Energy AG | Public | Parent | Germany | 97,000 | 32,722 | |
| BayWa AG | Public | Parent | Germany | 23,144 | 25,898 | |
| Constellation Energy Generation LLC | Private | Subsidiary (of Constellation Energy Corp ) | United States of America | 13,370 | 24,440 | |
| China Resources Power Holdings Co Ltd | Public | Subsidiary (of China Resources (Holdings) Co Ltd ) | Hong Kong | 21,187 | 13,193 | |
| Saras SpA | Public | Italy | 1,591 | 12,375 | ||
| National Grid Plc | Public | Parent | United Kingdom | 31,275 | 26,697 | |
| Huadian Power International Corporation Ltd | Public | Parent | China | 24,221 | 15,748 | |
| Bechtel Corp | Private | Subsidiary (of Bechtel Group Inc ) | United States of America | XYZ | 16,800 | |
| Green Plains Inc | Public | Parent | United States of America | 921 | 3,296 | |
| Waste Management Inc | Public | Parent | United States of America | 48,000 | 20,426 | |
| Avangrid Inc | Public | Subsidiary (of Iberdrola SA) | United States of America | 7,999 | 8,309 | |
| Brookfield Renewable Power Preferred Equity Inc | Public | Subsidiary (of Brookfield Renewable Partners LP ) | Canada | XYZ | XYZ | |
| SK Ecoplant Co Ltd | Private | Subsidiary (of SK Inc) | South Korea | 3,548 | 47,959 | |
| EDF Energy Holdings Ltd | Private | Subsidiary (of Electricite de France SA) | United Kingdom | XYZ | 16,886 | |
| Tauron Polska Energia SA | Public | Parent | Poland | 25,740 | 8,259 | |
| Equinor ASA | Public | Parent | Norway | 23,449 | 106,848 | |
| Shanghai Electric Group Co Ltd | Public | Subsidiary (of Shanghai Electric Group Corp ) | China | 42,190 | 16,231 | |
| Norsk Hydro ASA | Public | Parent | Norway | 32,724 | 18,340 | |
| Tenaga Nasional Bhd | Public | Parent | Malaysia | 34,699 | 11,644 |
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