| Company name | Reg. code |
|---|---|
| MARRON GRUPP OÜ | 14261098 |
| MARSON GRUPP OÜ | 12130541 |
| MARLON GRUPP OÜ | 10593515 |
| JOHANMARKET OÜ (former name Markun Grupp OÜ) | 11542081 |
| MARENO GRUPP OÜ (former name Mareno Grupp UÜ) | 16722818 |
| KPEDOME ABOUDIOKOPE OÜ (former name XO Ehitus OÜ) | 12940984 |