| Company name | Reg. code |
|---|---|
| MARK SYSTEMS OÜ | 10620241 |
| MARK-LINE SYSTEMS OÜ | 11022306 |
| ALOPEX DIGITAL OÜ (former name Puhatu Marketing Systems OÜ) | 17180489 |
| ADVANCED MARKING SYSTEMS OÜ kustutatud | 12143012 |
| COMPOTEXA OÜ kustutatud (former name Sgb systems OÜ) | 14444108 |