| Company name | Reg. code |
|---|---|
| MARMAE INVEST OÜ | 14392920 |
| MARMAR INVEST OÜ | 14352671 |
| MARMA INVEST OÜ | 16775236 |
| MARDAN INVEST OÜ | 12503396 |
| MARMAND OÜ (former name Marmand Invest OÜ) | 14095180 |
| HARMAS INVEST OÜ | 14028137 |
| DOWNCREEK OÜ (former name Marmel Invest OÜ) | 14259931 |
| SUNLY INNOVATION OÜ (former name Marble Invest OÜ) | 11592334 |
| STRATEGIC MARKETING AND MANAGEMENT OÜ (former name ZEPELIN INVEST OÜ) | 14081321 |