| Company name | Reg. code |
|---|---|
| MCE HOLDING OÜ kustutatud | 12869482 |
| MHE HOLDING OÜ | 14982900 |
| HCE HOLDING OÜ | 16693749 |
| MCN9 HOLDING OÜ (former name Norcom Ehitus OÜ) | 16665724 |
| JCE HOLDINGS OÜ kustutatud | 14436600 |
| METRO HOLDING OÜ kustutatud (former name MCM HOLDING OÜ) | 11126069 |
| AUTOABITEENUSED OÜ (former name OÜ ME Holding) | 10844029 |