Registered 15. mai 2026, primary activity: Research and experimental development on natural sciences and engineering. Main place of business in Mustamäe linnaosa, Tallinn, Harju maakond.
| Year | Revenue (a) | State taxes | Taxes on workforce | Employees (Q4) |
|---|---|---|---|---|
| 2026 | — | – | – | – |
| Year | Q1 | Q2 | Q3 | Q4 |
|---|---|---|---|---|
| Revenue 2026 | – |
Q-Defence OÜ is connected to 19 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Andres Männart (13 companies).
| – |
| – |
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| State taxes 2026 | – | – | – | – |
| Taxes on workforce 2026 | – | – | – | – |
| Employees 2026 | – | – | – | – |
| Company | Role | Reg. code |
|---|---|---|
| Mittetulundusühing Maarja Gild | Board memberFounder | 80346563 |
| Mittetulundusühing Maarjamaa Palveränd | Board member | 80307391 |
| MTÜ Abruka kabel | Board member | 80621779 |
| Q-Defensify OÜ | Founder | 17126225 |
| Q-Responsify OÜ | Board memberFounderShareholder 25% | 17114133 |
| QuantumOps OÜ | Board memberFounderShareholder 33% | 17280647 |
| QuickShield OÜ | Board memberFounder | 17182034 |
| Rattanagi OÜ | Board memberShareholder 33% | 12360502 |
| Sihtasutus Kolleegium | Supervisory board member | 90015324 |
| Steenwerter OÜ | Board memberFounderShareholder 100% | 12451860 |
| Z-Market OÜ | Board memberFounderShareholder 33% | 14980284 |
| Tallinn, Niine tn 13 korteriühistu | Board member | 80223955 |
| Ugabuga Holdings OÜ | Board memberShareholder 100% | 11261749 |
| Company | Role | Reg. code |
|---|---|---|
| osaühing Centrum Consulting | Board memberFounder | 10565654 |
| Q-Defensify OÜ | Founder | 17126225 |
| Q-Responsify OÜ |
Board memberFounderShareholder 50% |
| 17114133 |
| QuantumOps OÜ | Founder | 17280647 |
| QuickShield OÜ | Founder | 17182034 |
| SOLOMON BROKERAGE OÜ | Board memberShareholder 20% | 16253938 |