| Company name | Reg. code |
|---|---|
| STET OÜ | 14199838 |
| STETS EHITUS OÜ | 11403333 |
| STEP BY STEP OÜ (former name BlinBerry OÜ) | 16185094 |
| STEN OÜ | 16046441 |
| STEIT OÜ | 12861368 |
| STEM OÜ | 12033364 |
| STEN ANDREAS OÜ | 11931457 |
| SWING & STEP OÜ | 11015588 |
| TOR & STEN OÜ | 12863829 |
| STEK BILDER OÜ | 11207841 |
| STEF GLOBAL OÜ | 16724349 |
| STEC EUROPE OÜ | 16513871 |
| TEGUS STEM OÜ | 17478243 |
| STEF CAPITAL OÜ (former name Varomax OÜ) | 14321446 |
| STEP2WORK OÜ | 12093805 |
| STEP UP OÜ | 17137513 |
| STEP4UHEALTH OÜ (former name Foot Care Studio OÜ) | 16353321 |
| STEN INVEST OÜ | 16868953 |
| EVERY STEP OÜ | 14271228 |
| SECOND STEP OÜ kustutatud | 10614772 |
| HELLO STEM OÜ kustutatud | 16482389 |
| STEN EXPERTEN OÜ | 17004344 |
| STEC ESTONIA OÜ | 14058138 |
| STEP BROTHERS OÜ kustutatud | 12217972 |
| PRO STEP OÜ | 16831217 |
| STEM MÖÖBEL OÜ kustutatud | 12766552 |
| STEF GRUPP OÜ kustutatud | 12084835 |
| SMART STEP OÜ | 12099423 |
| STÉN & CO OÜ | 10383781 |
| LAEDI STEM OÜ kustutatud (former name Ideal Mets OÜ) | 10817802 |
| LVI-STEP OÜ (former name Step Ehitus OÜ) | 12439132 |
| STEF SALON OÜ kustutatud | 12157221 |
| STEX EESTI OÜ kustutatud | 10404230 |
| STEP2BEAUTY OÜ | 16475857 |
| ETTEVAATLIK STEN OÜ | 14387089 |
| STEN INVESTMENT OÜ | 16309679 |
| STEM INVEST OÜ kustutatud | 11300225 |
| STER GRUPP OÜ (former name STER Lammutus OÜ) | 14427848 |
| STEN MANSEN OÜ kustutatud | 11127910 |
| STEM-IDA OÜ | 10293339 |
| SECOND STEP OÜ kustutatud | 14538507 |
| 3 STEP IT OÜ | 10731756 |
| RY-STER OÜ | 14035605 |
| STER BUILD OÜ | 16588478 |
| STEM HALDUS OÜ | 10608636 |
| INTER-STEP OÜ kustutatud | 10521125 |
| STEP2 BALTIC OÜ | 10489019 |
| STE-MAR OÜ | 14392854 |
| 4 STE HOUSES OÜ kustutatud | 12731192 |
| BEST STEP BALTIC OÜ | 14994576 |