| Symbol | Name | Country | Exchange |
|---|---|---|---|
| ECIFF | Electricite De Franc | US | OTC |
| ECIFY | Electricité de France S.A. | US | OTC |
| HUNGF | Huaneng Pwr Intl | US | OTC |
| NGGTF | National Grid Transc | US | OTC |
| NG | National Grid plc | UK | LSE |
| 0902 | Huaneng Power International | HK | HK |
| 600011 | Huaneng Power International Inc | CN | SHG |