| Symbol | Name | Country | Exchange |
|---|---|---|---|
| AWR | American States Water Company | US | NYSE |
| MSEX | Middlesex Water Company | US | NASDAQ |
| NWPX | Northwest Pipe Company | US | NASDAQ |
| PCYO | Pure Cycle Corporation | US | NASDAQ |
| WLMS | Williams Industrial Services Group Inc. | US | AMEX |
| ECEZ | Ecosciences, Inc | US | OTC |
| INTWF | Sharc International Systems Inc | US | OTC |
| FDK | American States Water Company | DE | F |
| PLSN | Plasson Indus | IL | TA |