| Symbol | Name | Country | Exchange |
|---|---|---|---|
| CWT | California Water Service Group | US | NYSE |
| GWRS | Global Water Resources, Inc. | US | NASDAQ |
| MSEX | Middlesex Water Company | US | NASDAQ |
| PEGRF | Pennon Group Plc | US | OTC |
| STRNY | Severn Trent Plc | US | OTC |
| SVTRF | Severn Trent Plc | US | OTC |
| UUGRY | United Utilities Gro | US | OTC |
| GWR | Global Water Resources, Inc. | CA | TSX |
| PNN | Pennon Group Plc | UK | LSE |
| SVT | Severn Trent Plc | UK | LSE |
| UU | United Utilities | UK | LSE |