Registered 23. veebruar 2026, primary activity: Other information technology and computer service activities. Main place of business in Põhja-Tallinna linnaosa, Tallinn, Harju maakond.
| Year | Revenue (a) | State taxes | Taxes on workforce | Employees (Q4) |
|---|---|---|---|---|
| 2026 | — | – | – | – |
| Year | Q1 | Q2 | Q3 | Q4 |
|---|---|---|---|---|
| Revenue 2026 | – |
Cybersecurity OÜ is connected to 2 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Dennis Bykov (2 companies).
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| State taxes 2026 | – | – | – | – |
| Taxes on workforce 2026 | – | – | – | – |
| Employees 2026 | – | – | – | – |
| Company | Role | Reg. code |
|---|---|---|
| Excelsior Inter OÜ | Board memberShareholder 75%Ultimate beneficial owner | 14711319 |
| GUARDIUM OÜ | Board memberShareholder 50%FounderUltimate beneficial owner | 17325798 |