| Symbol | Name | Country | Exchange |
|---|---|---|---|
| BTQNF | BQE Water Inc | US | OTC |
| DOMWF | Dominion Wtr Resvs Corp | US | OTC |
| ENPRF | Current Water Technologies Inc | US | OTC |
| VTX | Vertex Resource Group Ltd. | CA | TSXV |
| WATR | Current Water Technologies Inc. | CA | TSXV |
| WEE | Wavefront Technology Solutions Inc. | CA | TSXV |
| PAAL-B | Per Aarsleff Holding A/S | DK | CO |
| 601200 | Shanghai Environment Group Co Ltd | CN | SHG |