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Search›Companies›ThreatDown Estonia OÜ
16805786ActivePrivate limited companyEE102652165 · VAT-registered

ThreatDown Estonia OÜ

Harju maakond, Tallinn, Kesklinna linnaosa, Kai tn 1·EMTAK 62101 — Computer programming activities·2+ years
Andmed · ···
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Overview

e-Business Register · 9 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
28.08.2023e-Business Register
Address
Kai tn 1, Kesklinna linnaosa, Tallinn, 10111 Harju maakondADS · e-Business Register
E-mail address
mkleczynski@malwarebytes.come-Business Register
Principal activity
EMTAK 62101 - Computer programming activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
10 000,00 €e-Business Register
nimistu
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
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  • Activity licences
  • Recent registrations

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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 6 sourcese-Business Register · 3 min agoMTA
e-Business Register ↗

Registered 28. august 2023, primary activity: Computer programming activities. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
824 439 €
▼ 38% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
32
2026 (MTA)
Taxes paid
570 751 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 12.08.2026 (MTA)
Revenue 2026 (I-II kv)
1,7m €
▼ 33% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
32
2026 (MTA)
Taxes paid
1,2m €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 12.08.2026 (MTA)

Officers

e-Business Register · 9 h ago
ML
Marcin Lukasz Kleczynski
Born 1989 · 36 y · board member since 28.08.2023
Board member

Founders

e-Business Register · 9 h ago
ME
Malwarebytes Estonia OÜLEGAL PERSON
Legal person · 12755442 · founder since 22.08.2023
Founder · 100 €

Shareholders

e-Business Register · 9 h ago
TL
THREATDOWN LIMITEDFOREIGN
Foreign / not in register · shareholder since 08.05.2026
Shareholder 100% · 10k €

Annual reports (1)

e-Business Register · annual reports · 7 päeva tagasi
YearRevenueProfitEquityAssetsEmployees
2024AUD5 500 309 €383 743 €394k €1,1m €316.07.2025
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
2,0m €1,0m €0

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
08.05.2026OfficerSai osanikuks— THREATDOWN LIMITED · 100 %
27.04.2026FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50235755 / 7 · Olek: Jõustunud
  • Kanne nr 7 · kanne
2025
16.07.2025ReportEsitati 2024. aasta aruanne— Käive 5 500 309 €

Connected companies

Same-person ties · e-Business Register

ThreatDown Estonia OÜ is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Marcin Lukasz Kleczynski (1 company).

Total connections
1
via 1 person
Connecting people
1
Active here
Distinct roles
1
Board member
Strongest tie
Marcin
1 company
Via personMarcin Lukasz Kleczynski
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I-II Q1 745 808 €560 895 €608 507 €32
20255 146 975 €1 319 478 €1 389 348 €33
2024392 260 €––38
2023I-IV Q0 €––35
2022–––31
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026921k €824k €––
State taxes 2026288k €273k €––
Taxes on workforce 2026310k €298k €––
Employees 20263332––
Revenue 20251,3m €1,3m €1,4m €1,2m €
State taxes 2025111k €380k €440k €388k €
Taxes on workforce 2025116k €406k €457k €411k €
Employees 202538373433
Revenue 20240 €0 €0 €392k €
State taxes 2024––––
Taxes on workforce 2024––––
Employees 202436363738
Revenue 2023–––0 €
State taxes 2023––––
Taxes on workforce 2023––––
Employees 202332343335
Revenue 2022––––
State taxes 2022––––
Taxes on workforce 2022––––
Employees 202225262931
11.06.2025
FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50235755 / 6 · Olek: Jõustunud
  • Kanne nr 6 · kanne
24.01.2025FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50235755 / 5 · Olek: Jõustunud
  • Kanne nr 5 · kanne
1
ML
Marcin Lukasz Kleczynski
board member
1 other company›
CompanyRoleReg. code
Malwarebytes Estonia OÜ
Recipient for procedural documentsBoard member
12755442

Analysis · 2024

computed from annual reports
Revenue5,5m €median 50k €109.4× the sector median
Net margin7.0%median 12.1%-5.1 pp vs sector median
Revenue per employee1,8m €median 70k €26.0× the sector median
Equity ratio35.0%
Current ratio1.54
Labour cost of revenue11.0%
Profit per employee127 914 €

Peer group: Programmeerimine, 5,814 trading companies that filed a report in the last three years.

Founded 2023. That year 19,351 osaühing were registered; 18,818 are still trading, or 97.3%.