| Company name | Reg. code |
|---|---|
| EPTAX OÜ | 10488853 |
| EPTA BALTICS OÜ (former name VIESSMANN REF BALTICS OÜ) | 10188252 |
| EROPOTHANA PULMUDE OÜ kustutatud (former name OÜ Eptex Grupp) | 10954114 |
| ENTAX OÜ kustutatud | 10412086 |
| EMTAX GRUPP OÜ (former name Toom-Schule OÜ) | 14557746 |
| CROSSTRENDS OÜ kustutatud (former name Ettax OÜ) | 12591868 |