Registered 16. veebruar 2009, primary activity: Elamute ja mitteeluhoonete ehitus. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.
Konstantin Gruuber is connected to 5 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Konstantin Gruuber (5 companies).
| Company | Role | Reg. code |
|---|---|---|
| Bonair OÜ | Ultimate beneficial ownerShareholder 100%Board memberFounder | 10981453 |
| Eesti Keskkonnatehnikainseneride Liit | FounderUltimate beneficial ownerBoard member | 80338983 |
| Tallinn, Filtri tee 6 korteriühistu | Board member | 80167799 |
| Tallinn, Pärnu mnt 125a korteriühistu | Board member | 80048050 |
| Tallinn, Pärnu mnt 127 korteriühistu | Board member | 80148202 |