| Company name | Reg. code |
|---|---|
| LINE SYSTEM OÜ | 17194103 |
| LINN SYSTEMS OÜ | 12100853 |
| MARK-LINE SYSTEMS OÜ | 11022306 |
| NORDIC LIFE SYSTEMS OÜ | 17437209 |
| INFINITE SYSTEMS FOR LIFE OÜ | 14740261 |
| HORMOGENE OÜ (former name HMG Life Systems OÜ) | 12707874 |
| COMPOTEXA OÜ kustutatud (former name Sgb systems OÜ) | 14444108 |