| Symbol | Name | Country | Exchange |
|---|---|---|---|
| TRE | Tecnicas Reunidas | ES | MC |
| 002255 | Suzhou Hailu Heavy Industry Co Ltd | CN | SHE |
| 603169 | Lanzhou LS Heavy Equipment Co | CN | SHG |
| 8PY | PyroGenesis Canada Inc | DE | F |
| SSM1 | Sumitomo Heavy Industries Ltd | DE | F |
| T5R | Técnicas Reunidas S.A | DE | F |
| PYR | PyroGenesis Canada Inc. | CA | TO |
| MCI | Minnova Corp | CA | V |
| ZAZZ-B | ZAZZ Energy of Sweden AB | SE | ST |
| 0MKT | Tecnicas Reunidas | GB | LSE |