| Company name | Reg. code |
|---|---|
| SYSTION OÜ | 16335791 |
| SYSTING OÜ | 10089308 |
| SYSTIT OÜ | 11342726 |
| SYSCON OÜ | 12628241 |
| SYSCOON ESTONIA OÜ (former name syscoon OÜ) | 16314841 |
| SYSONE-SYSTWO OÜ | 17348813 |
| CESTION OÜ kustutatud | 11388208 |
| SESSION OÜ kustutatud | 10056496 |
| SECTION 9 OÜ kustutatud | 12694166 |
| SECTION31 OÜ kustutatud | 14471000 |
| STATION 7 OÜ | 17453020 |
| EESTION OÜ | 12295466 |
| SAYTION OÜ kustutatud | 16187667 |
| BASTION OÜ | 16272447 |
| SESTIIN OÜ | 16351575 |
| SATION OÜ | 11369814 |
| FYSION OÜ | 16391861 |
| SASTON OÜ | 16872423 |
| SYNION OÜ | 14933333 |
| FINITO STATION OÜ (former name AL MARE ESTATE OÜ) | 12771961 |
| E-STATION OÜ | 12748347 |
| HOPS STATION OÜ | 16057781 |
| CERES STATION OÜ kustutatud | 12954390 |
| RED STATION OÜ | 17043605 |
| MIDWAY STATION OÜ | 14353377 |
| SOLAR STATION OÜ | 12454433 |
| SPACE STATION OÜ | 16949404 |
| STATION.TRIP OÜ kustutatud | 14512034 |
| MEDIA STATION OÜ | 12397416 |
| BEER STATION OÜ kustutatud | 12286533 |
| SESSION CONSULTING OÜ | 16607649 |
| ROCKET STATION OÜ kustutatud | 14131970 |
| BASTION CAPITAL OÜ | 16279794 |
| NELGI STATION OÜ | 16705501 |
| DRUM STATION OÜ kustutatud | 12779359 |
| KASTION STAFF OÜ | 14693260 |
| STATION HOTEL OÜ | 11171035 |
| BASTION SWEDEN OÜ kustutatud | 12329863 |
| BASTION REALTY OÜ | 16172967 |
| SESSION LAB OÜ | 12213267 |
| FUN STATION OÜ (former name FUN Motors OÜ) | 16446347 |
| HOOLDUS STATION OÜ | 17411316 |
| KASTION STORE OÜ | 14691893 |
| GESTION HOUSES OÜ | 17013515 |
| KASTION PROPERTY OÜ kustutatud | 14694124 |
| BEAUTY STATION OÜ (former name Tanpilv OÜ) | 12359953 |
| SESTON SEEMNED OÜ | 10172587 |
| SECTION SEVEN AGENCY OÜ (former name Flying Pony OÜ) | 16534790 |
| BALTIC 2G STATION OÜ kustutatud | 12345661 |
| VOVK STATION WAGON OÜ | 17205798 |