RANKINGS
Key list: leading nuclear power plant operators by capacity
Powered by
This month our power industry key list brings you the 15 largest nuclear power plant operators by capacity, as ranked by GlobalData's Power Intelligence Centre. All numbers up to date as of March 2021.
| Company name | Entity type | Number of employees | Active capacity (MW) |
| Electricite de France SA | Public | 162,208 | 85,215 |
| State Atomic Energy Corporation Rosatom | Private | 266,400 | 60,622 |
| Korea Electric Power Corp | Public | 47,452 | 48,474 |
| Exelon Corp | Public | 33,383 | 31,554 |
| China National Nuclear Corp | Government | - | 23,381 |
| Entergy Corporation | Public | 13,000 | 14,906 |
| NNEGC "Energoatom" | Private | 34,736 | 13,835 |
| Ontario Power Generation Inc | Private | 8,715 | 12,873 |
| NextEra Energy Inc | Public | 8,900 | 11,275 |
| Vattenfall AB | Private | 19,815 | 9,293 |
| Duke Energy Corp | Public | 30,083 | 9,259 |
| Dominion Energy Inc | Public | 19,100 | 9,239 |
| Engie SA | Public | 160,000 | 8,636 |
| Tennessee Valley Authority | Government | 10,009 | 8,314 |
| Public Service Enterprise Group Inc | Public | 12,992 | 8,121 |
