| Company name | Reg. code |
|---|---|
| MIXERMER OÜ | 16956350 |
| MIREMER OÜ (former name Miremer UÜ) | 16349271 |
| MERMER OÜ | 12669866 |
| VRETTERK GROUP OÜ kustutatud (former name Mixomer OÜ) | 17047879 |
| MERMER CO OÜ (former name Mänguplaneet OÜ) | 12216679 |
| MERMER DISAIN OÜ | 16959710 |
| MERMER ARENDUS OÜ kustutatud | 11194125 |