The key list
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Leading power producers by market cap
This month our new power industry key list brings you the 15 largest power producers globally by market cap, as ranked by GlobalData's Power Intelligence Centre. All numbers as of December 2019.
| Company name | Market Cap (US$ Mn, 2018 Y/E) | Headquarters location |
| NextEra Energy Inc | 92,731 | US |
| Praxair Inc | 92,558 | US |
| Siemens AG | 91,075 | Germany |
| Duke Energy Corp | 65,997 | US |
| Dominion Energy Inc | 60,364 | US |
| Iberdrola SA | 59,281 | Spain |
| Southern Co | 53,673 | US |
| Exelon Corp | 48,769 | US |
| Electricite de France SA | 44,241 | France |
| Waste Management Inc | 43,445 | US |
| American Electric Power Co Inc | 41,998 | US |
| National Grid Plc | 40,303 | UK |
| Engie SA | 37,688 | France |
| Orsted AS | 33,827 | Denmark |
| Public Service Enterprise Group Inc | 30,113 | US |
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