| Company name | Reg. code |
|---|---|
| MERGAN HOLDING OÜ | 11156024 |
| MERGER HOLDING OÜ | 14952603 |
| DERSAN HOLDING OÜ | 17370356 |
| BERMAN HOLDING OÜ kustutatud | 10724561 |
| MANWELD OÜ (former name Verman Welding Group OÜ) | 14788316 |
| Litegrav Bio Holdings OÜ (former name Dersan Holding OÜ) | (asutamisel) |