| Company name | Reg. code |
|---|---|
| STEELM OÜ | 16452980 |
| STEELMAN OÜ | 10725023 |
| STEELMET OÜ | 10559620 |
| STEEL OÜ | 14225524 |
| STEELMET GROUP OÜ kustutatud | 12564765 |
| STEELMAN FIBERGLASS OÜ | 12383153 |
| STEELY TRADING OÜ | 12919636 |
| HAPPY STEEL OÜ (former name Donna & Jan Ekstedt Holding OÜ) | 12681293 |
| RKK STEEL OÜ kustutatud (former name MHO Eesti OÜ) | 11455057 |
| KMJ STEEL OÜ kustutatud | 12433616 |
| STEEL DUDES OÜ | 11714565 |
| EFF STEEL OÜ kustutatud | 16611898 |
| MARVE STEEL OÜ | 14687377 |
| STEEL CUBE OÜ | 16962936 |
| STEEL INVEST OÜ kustutatud | 12338543 |
| VEKO STEEL OÜ kustutatud | 11239263 |
| STEEL GEAR OÜ | 17381087 |
| EST STEEL OÜ kustutatud | 14550572 |
| ARTEET STEEL OÜ kustutatud | 11917919 |
| ZNL STEEL OÜ | 10906285 |
| YANA STEEL OÜ | 17352298 |
| VIRU STEEL OÜ | 12967523 |
| METEST STEEL OÜ | 14393581 |
| INNOVATIVE STEEL OÜ | 17192021 |
| FOREST STEEL OÜ | 11242516 |
| RR STEEL OÜ | 14106357 |
| PLEKK & STEEL OÜ | 14450422 |
| MAGNUM STEEL OÜ | 11726444 |
| STEEL TRADERS OÜ kustutatud | 12941593 |
| PVT STEEL OÜ kustutatud | 11604770 |
| RFX STEEL OÜ kustutatud | 11546937 |
| STEEL CAPITAL OÜ kustutatud | 12040275 |
| VESTA STEEL OÜ (former name Stock Market Estonia OÜ) | 12512797 |
| BEST STEEL OÜ kustutatud | 12292456 |
| KS-STEEL OÜ kustutatud | 11894741 |
| F-STEEL OÜ kustutatud | 12619532 |
| AB STEEL OÜ kustutatud | 11731103 |
| DAN-STEEL OÜ | 11405763 |
| STEEL SOLUTIONS OÜ | 14359093 |
| GAVKON STEEL OÜ kustutatud | 12396693 |
| E4STEEL OÜ kustutatud (former name NorthElement Group OÜ) | 14480050 |
| SOLID STEEL OÜ | 17484960 |
| SPI STEEL OÜ | 17441636 |
| RST STEEL OÜ kustutatud | 12409450 |
| STEEL EQUIPMENT OÜ (former name Weld IWE OÜ) | 12792360 |
| ESTRUS STEEL OÜ | 11428528 |
| STEEL BUCKLE OÜ | 16060820 |
| EV-STEEL OÜ | 12158445 |
| NV STEEL OÜ | 10855932 |
| AMERON STEEL OÜ | 14708398 |