Registered 11. juuli 2025, primary activity: Activities of head offices. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.
| Year | Revenue (a) | State taxes | Taxes on workforce | Employees (Q4) |
|---|---|---|---|---|
| 2026I Q | 15 000 € | – | – | – |
| Year | Q1 | Q2 | Q3 | Q4 |
|---|---|---|---|---|
| Revenue 2026 | 15k € | – | – | – |
| State taxes 2026 | – | – | – | – |
| Taxes on workforce 2026 | – | – | – | – |
| Employees 2026 | – | – | – | – |
QuantumOps OÜ is connected to 19 other companies through 3 people who hold a role here and elsewhere. The strongest tie runs through Andres Männart (13 companies).
| Company | Role | Reg. code |
|---|---|---|
| Mittetulundusühing Maarja Gild | Board memberFounderUltimate beneficial owner | 80346563 |
| Mittetulundusühing Maarjamaa Palveränd | Board member |
| 80307391 |
| MTÜ Abruka kabel | Board memberUltimate beneficial owner | 80621779 |
| Q-Defence OÜ | FounderUltimate beneficial ownerShareholder 100%Board member | 17508062 |
| Q-Defensify OÜ | FounderUltimate beneficial ownerShareholder 33%Board member | 17126225 |
| Q-Responsify OÜ | FounderBoard member | 17114133 |
| QuickShield OÜ | FounderUltimate beneficial ownerShareholder 33%Board member | 17182034 |
| Rattamaja Osaühing | Ultimate beneficial owner | 16469609 |
| Rattanagi OÜ | Ultimate beneficial ownerShareholder 33%Board member | 12360502 |
| Sihtasutus Kolleegium | Ultimate beneficial ownerSupervisory board member | 90015324 |
| Steenwerter OÜ | FounderUltimate beneficial ownerShareholder 100%Board member | 12451860 |
| Z-Market OÜ | Board memberFounderUltimate beneficial ownerShareholder 50% | 14980284 |
| Tallinn, Niine tn 13 korteriühistu | Board member | 80223955 |
| Company | Role | Reg. code |
|---|---|---|
| osaühing Centrum Consulting | Board memberFounder | 10565654 |
| Q-Defensify OÜ | Founder | 17126225 |
| Q-Responsify OÜ | FounderUltimate beneficial ownerShareholder 67%Board member | 17114133 |
| QuickShield OÜ | Founder | 17182034 |
| SOLOMON BROKERAGE OÜ | Ultimate beneficial ownerShareholder 20%Board member | 16253938 |
| Company | Role | Reg. code |
|---|---|---|
| Stackist OÜ | FounderUltimate beneficial ownerShareholder 50%Board member | 16326011 |