| Symbol | Name | Country | Exchange |
|---|---|---|---|
| OPTT | Ocean Power Technologies, Inc. | US | AMEX |
| POLA | Polar Power, Inc. | US | NASDAQ |
| PPSI | Pioneer Power Solutions, Inc. | US | NASDAQ |
| PSIX | Power Solutions International, Inc | US | OTC |
| RNWF | Renewal Fuels Inc | US | OTC |
| SAE | SIMEC Atlantis Energy Limited | UK | LSE |
| SIFG | Sif Holding NV | NL | AS |
| TPIC | TPI Composites, Inc. | US | NASDAQ |
| UGEIF | UGE International Ltd | US | OTC |
| VWS | Vestas Wind Systems A/S | DK | CO |