Registered 14. mai 2026, primary activity: Activities of holding companies. Main place of business in Pringi küla, Viimsi vald, Harju maakond.
MJmastery OÜ is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Marken Järvsoo (1 company).
| Company | Role | Reg. code |
|---|---|---|
| QuantumJM OÜ | Shareholder 50%Board memberFounder | 17462710 |