ContactTerms
ET/EN/RU
EN
EestiEnglishРусский
nimistuEstonia'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
  • Activity licences
  • Recent registrations

Data

  • 79 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • FAQ
  • For journalists
  • Donate
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
ContactTerms
ET/EN/RU
EN
EestiEnglishРусский
nimistu
Search›Companies›Ouroboros Capital OÜ
14661225ActivePrivate limited company

Ouroboros Capital OÜ

Harju maakond, Tallinn, Põhja-Tallinna linnaosa, Noole tn 4-24·EMTAK 68201 — Rental and operating of own or leased real estate·7+ years
Andmed · ···
On this page
SanctionsOverviewOfficersShareholdersFoundersOther rolesForeign parentSubsidiariesFinancialsTax filingsPledgesPledges as creditorLicencesNoticesTech stackCourt rulingsTVK decisionsBlacklistLabour inspectorateHazardous facilityDPA decisionsTax-deductibleEU lobby registerTrademarksPatentsReal estateVehiclesGrantsProcurementsDocumentsState paymentsActivityConnected companies
Extension

Right in search

nimistu card above Google, Bing and DuckDuckGo results.

Chrome→Firefox→Edge→
Free · ~14 KB
See the extension →

Overview

e-Business Register · 14 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
13.02.2019e-Business Register
Address
Noole tn 4-24, Põhja-Tallinna linnaosa, Tallinn, 10415 Harju maakondADS · e-Business Register
E-mail address
mattiaskaru@gmail.come-Business Register
Principal activity
EMTAK 68201 - Rental and operating of own or leased real estatee-Business Register · ETCB
Share capital
2500,00 €e-Business Register
LEI
984500CF380E159KDE56 · issued 04.06.2020 · renewal in 30dGLEIF
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
  • Activity licences
  • Recent registrations

Data

  • 79 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • FAQ
  • For journalists
  • Donate
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Revenue
7156 €
▼ 30% vs 2024
As of 10.07.2026 (MTA)
Employees
–
2025 (MTA)
Taxes paid
12 €
State + labour taxes · 2025 I kv
Tax debt
0 €
As of 10.08.2026 (MTA)

Registered 13. veebruar 2019, primary activity: Rental and operating of own or leased real estate. Main place of business in Põhja-Tallinna linnaosa, Tallinn, Harju maakond.

Data · 7 sourcese-Business Register · 4 min agoMTAGLEIF
e-Business Register ↗
Revenue 2025
7k €
▼ 30% vs 2024
As of 10.07.2026 (MTA)
Employees
–
2025 (MTA)
Taxes paid
12 €
State + labour taxes · 2025 (I kv)
Tax debt
€0
As of 10.08.2026 (MTA)

Officers

e-Business Register · 14 h ago
BV
Betti Vainküla
Born 1994 · 32 y · board member since 04.12.2025
Board member

Founders

e-Business Register · 14 h ago
MK
Mattias Karu
Born 1993 · 33 y · founder since 12.02.2019
Founder · 3k €

Shareholders

e-Business Register · 14 h ago
MK
Mattias Karu
Born 1993 · 33 y · shareholder since 03.09.2023
Shareholder 100% · 3k €

Subsidiaries

e-Business Register · shareholders · 14 h ago
Ouroboros Capital OÜ14661225Shareholder 50%Kredai Group OÜ17513695Shareholder 4%Opus11 VC OÜ16444816Shareholder 8%Opus11 VC SPV1 OÜ16471300
Ouroboros Capital OÜ is a shareholder or officer in 3 more companies.

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
7k €
↘ -29.8% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees

Taxes and employees

Estonian Tax and Customs Board · 10.07.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2025—12 €0 €–
2024—12 €0 €–
Quarterly breakdown
YearQ1Q2Q3

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
13.07.2026ReportEsitati 2025. aasta aruanne— Käive 7156 €
03.01.2026ReportEsitati 2024. aasta aruanne— Käive 10 200 €
2025
04.12.2025OfficerAstus juhatusse— Betti Vainküla
04.12.2025FilingMuutmiskanne2×expand ›

Connected companies

Same-person ties · e-Business Register

Ouroboros Capital OÜ is connected to 5 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Mattias Karu (3 companies).

Total connections
5
via 2 people
Connecting people
2
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Mattias
3 companies
Via personMattias Karu
20257156 €41 967 €97k €188k €013.07.2026
202410 200 €13 560 €55k €222k €003.01.2026
20237787 €11 051 €42k €198k €003.07.2024
20229210 €−8013 €31k €123k €006.02.2023
20210 €3046 €39k €115k €019.05.2022
20200 €19 111 €22k €78k €011.06.2021
20190 €160 €3k €3k €004.05.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
Q4
Revenue 2025––––
State taxes 202512 €–––
Taxes on workforce 20250 €–––
Employees 2025––––
Revenue 2024––––
State taxes 2024–12 €––
Taxes on workforce 2024–0 €––
Employees 2024––––
hide ⌃
  • Ä 50112901 / 3 · Olek: Jõustunud
  • Kanne nr 3 · kanne
26.11.2025FilingMuutmiskanne— Ä 50112901 / M2 · Olek: Puudused kõrvaldatud
3
Betti Vainküla2
MK
Mattias Karu
founder, shareholder 100%
3 other companies›
CompanyRoleReg. code
Kredai Group OÜ
Board member
17513695
MTTS Holding OÜ
Shareholder 100%Founder
16638845
Trailo OÜ
FounderShareholder 50%
17395238
BV
Betti Vainküla
board member
2 other companies›
CompanyRoleReg. code
MTTS Holding OÜ
Board member
16638845
Waindorf OÜ
FounderBoard memberShareholder 100%
16480611

Analysis · 2025

computed from annual reports
Revenue7k €median 19k €37% of the sector median
Net margin586.5%median 27.2%+559.2 pp vs sector median
Revenue change-29.8%median 0.4%-30.2 pp vs sector median
Equity ratio51.8%
Current ratio0.32current assets cover under 1× liabilities
Labour cost of revenue0.0%
Compared with2024revenue 10k €

Peer group: Enda või renditud kinnisvara üürileandmine ja käitus, 11,860 trading companies that filed a report in the last three years.

Founded 2019. That year 16,302 osaühing were registered; 15,709 are still trading, or 96.4%.