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Search›Companies›Cybersecurity OÜ
17443546ActivePrivate limited companyEE102957491 · VAT-registered

Cybersecurity OÜ

Harju maakond, Tallinn, Põhja-Tallinna linnaosa, Sõle tn 71-28·EMTAK 62901 — Other information technology and computer service activities
Andmed · ···
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Overview

e-Business Register · 10 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
23.02.2026e-Business Register
Address
Sõle tn 71-28, Põhja-Tallinna linnaosa, Tallinn, 10312 Harju maakondADS · e-Business Register
E-mail address
bykovdennis@gmail.come-Business Register
Principal activity
EMTAK 62901 - Other information technology and computer service activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
1,00 €e-Business Register
Estonia's public business register
HomeViewsIndustriesBlogSourcesAbout

Public registry of Estonian companies — every fact traceable to a source and a date. Free and ad-free for everyone.

Nimistu MTÜ
Address: Parda tn 8, 10151 Tallinn, Estonia
E-mail: info@nimistu.ee

Browse

  • Home
  • Views
  • Industries
  • Recent registrations

Data

  • 72 sources
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Organisation

  • About
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 6 sourcese-Business Register · 4 min agoMTA
e-Business Register ↗

Registered 23. veebruar 2026, primary activity: Other information technology and computer service activities. Main place of business in Põhja-Tallinna linnaosa, Tallinn, Harju maakond.

Revenue 2026
–
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
–
Tax debt
0 €
As of 25.06.2026 (MTA)
Revenue 2026
–
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
–
Tax debt
€0
As of 25.06.2026 (MTA)

Officers

e-Business Register · 10 h ago
DB
Dennis Bykov
Born 2001 · 24 y · board member since 23.02.2026
Board member

Founders

e-Business Register · 10 h ago
DB
Dennis Bykov
Born 2001 · 24 y · founder since 23.02.2026
Founder · 1 €

Shareholders

e-Business Register · 10 h ago
DB
Dennis Bykov
Born 2001 · 24 y · shareholder since 23.02.2026
Shareholder 100% · 1 €

Beneficial owners

e-Business Register · 10 h ago
DB
Dennis Bykov
Born 2001 · 24 y · ultimate beneficial owner since 23.02.2026
Ultimate beneficial owner

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026—–––
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026–

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
23.02.2026OfficerSai osanikuks— Dennis Bykov · · 100 %
23.02.2026OfficerLisati tegelikuks kasusaajaks— Dennis Bykov
23.02.2026OfficerAsutas ettevõtte— Dennis Bykov
23.02.2026OfficerAstus juhatusse— Dennis Bykov

Connected companies

Same-person ties · e-Business Register

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).

Total connections
2
via 1 person
Connecting people
1
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Dennis
2 companies
Via personDennis Bykov
–
–
–
State taxes 2026––––
Taxes on workforce 2026––––
Employees 2026––––
23.02.2026
FilingEsmakanne2×expand ›hide ⌃
  • Ä 50304700 · Olek: Jõustunud
  • Kanne nr 1 · kanne
2
DB
Dennis Bykov
board member, founder, shareholder 100%, ultimate beneficial owner
2 other companies›
CompanyRoleReg. code
Excelsior Inter OÜ
Board memberShareholder 75%Ultimate beneficial owner
14711319
GUARDIUM OÜ
Board memberShareholder 50%FounderUltimate beneficial owner
17325798