| Nom | Pays | Part de marché en 2012 1) |
|---|---|---|
| China Guodian Corporation | Chine | 4,9% |
| Iberdrola | Espagne | 4,8% |
| NextEra Energy | Etats-Unis | 3,7% |
| China Huaneng Group | Chine | 2,8% |
| China Datang Corporation | Chine | 2,6% |
| EDP | Portugal | 2,3% |
| Acciona | Espagne | 1,9% |
| E.ON | Allemagne | 1,7% |
| Enel | Italie | 1,6% |
| EDF | France | 1,5% |
| China Huadian Corporation | Chine | 1,5% |
| Shenhua Group | Chine | 1,5% |
| Berkshire Hathaway | Etats-Unis | 1,3% |
| GDF Suez | France | 1,3% |
| Guangdong Nuclear Power | Chine | 1,2% |