| AWR | American States Water |
| HE | Hawaiian Electric Industries |
| ELPC | Companhia Paranaense de Energia |
| RNW | ReNew Energy Global |
| HTO | H2O America |
| NWN | Northwest Natural |
| EE | Excelerate Energy |
| CWT | California Water Service Group |
| CPK | Chesapeake Utilities |
| EDN | Empresa Distribuidora y Comercializadora Norte Sociedad Anónima |