| Symbol | Name | Country | Exchange |
|---|---|---|---|
| BORK | Bourque Industries Inc | US | OTC |
| BYPLF | Bodycote Plc | US | OTC |
| ENZC | Enzolytics Inc. | US | OTC |
| FIND | Findex.Com Inc | US | OTC |
| GPHBF | Graphene 3D Lab Inc | US | OTC |
| HDGHF | Haydale Graphene Industries Plc | US | OTC |
| LSRCF | Lasertec Corp | US | OTC |
| LSRCY | Lasertec Corp | US | OTC |
| MTLHF | Mitsubishi Chemical | US | OTC |
| MTLHY | Mitsubishi Chemical | US | OTC |
| MTRT | Metal Arts Co Inc | US | OTC |
| MYBUF | Meyer Burger Techgy | US | OTC |
| NFTI | Nofire Technologies Inc | US | OTC |
| SKFRY | AB SKF (publ) | US | OTC |
| SMTK | Smartkem Inc | US | OTC |
| TCGN | Technology General Corp | US | OTC |
| TPLKF | Pva Tepla Ag | US | OTC |
| VRSRF | Versarien Plc | US | OTC |
| WHGOF | White Gold Corp. | US | OTC |
| XDSL | Mphase Techs Inc | US | OTC |