| Company name | Reg. code |
|---|---|
| INTERPROMO OÜ | 12290902 |
| INTERPROIT OÜ | 14207331 |
| INTERPRETO OÜ kustutatud | 14094039 |
| INTERPROTON OÜ | 11071902 |
| INTERPROF OÜ | 11476355 |
| INTERPRO BALTIC OÜ | 16798678 |
| TECHCOMMLINE OÜ kustutatud (former name InterPrimos OÜ) | 14280598 |
| R.Z. WOODWIND TRADING OÜ (former name Importmill OÜ) | 14556103 |