| Company name | Reg. code |
|---|---|
| LINGUINI OÜ | 14108623 |
| LINGOINI LSP OÜ (former name Rethink Translation OÜ) | 16155165 |
| LINGUKIVI OÜ | 16509697 |
| LINGUIT OÜ | 16525733 |
| VISUAL DATA LINGUIST OÜ | 14940345 |
| PINGUINO OÜ | 11267769 |
| KINGUIN EUROPE OÜ kustutatud (former name Kingiwingi OÜ) | 14379612 |
| PALGIST PINGINI OÜ | 16420359 |