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Address: Parda tn 8, 10151 Tallinn, Estonia
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Search›Companies›Köösner OÜ
17017696ActivePrivate limited company

Köösner OÜ

Harju maakond, Tallinn, Kristiine linnaosa, Tulika tn 17·EMTAK 85591 — Language training·1+ years
Andmed · ···
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Overview

e-Business Register · 20 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
28.06.2024e-Business Register
Address
Tulika tn 17, Kristiine linnaosa, Tallinn, 10613 Harju maakondADS · e-Business Register
E-mail address
tiitru@gmail.come-Business Register
Telephone
+372 5266759· Tele2 Eesti Aktsiaseltse-Business Register · TTJA NBA
Principal activity
EMTAK 85591 - Language traininge-Business Register · ETCB
Share capital
100,00 €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
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • For journalists
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Revenue 2025
39 700 €
▼ 1% vs 2024
As of 10.04.2026 (MTA)
Employees
–
2025 (MTA)
Taxes paid
11 197 €
State + labour taxes · 2025 (I-IV kv)
Tax debt
2464,43 €
As of 25.06.2026 (MTA) · Payment plan 2464,43 €

Registered 28. juuni 2024, primary activity: Language training. Main place of business in Kristiine linnaosa, Tallinn, Harju maakond.

Data · 8 sourcese-Business Register · 7 min agoMTA
e-Business Register ↗
Revenue 2025
40k €
▼ 1% vs 2024
As of 10.04.2026 (MTA)
Employees
–
2025 (MTA)
Taxes paid
11k €
State + labour taxes · 2025 (I-IV kv)
Tax debt
2464,43 €
As of 25.06.2026 (MTA) · On payment plan until 02.09.2026

Tax debt over time

MTA · last 365 d
Current 2464,43 €max 2k €
11 May 20263 Jun 202626 Jun 2026
30 days
+67 €
2397,43 € → 2464,43 €
90 days
–
no data yet
365 days
–
no data yet

Officers

e-Business Register · 20 h ago
TR
Tiit Ruisu
Born 1959 · 67 y · board member since 28.06.2024
Board member

Founders

e-Business Register · 20 h ago
TR
Tiit Ruisu
Born 1959 · 67 y · founder since 27.06.2024
Founder · 100 €

Shareholders

e-Business Register · 20 h ago
TR
Tiit Ruisu
Born 1959 · 67 y · shareholder since 28.06.2024
Shareholder 100% · 100 €

Beneficial owners (2)

e-Business Register · 20 h ago
TR
Tiit Ruisu
Born 1959 · 67 y · ultimate beneficial owner since 28.06.2024
Ultimate beneficial owner
AS
Anita Siim
· ultimate beneficial owner since 07.01.2025
Ultimate beneficial owner

Annual reports (2)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
40k €
↘ -0.7% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees
202539 700 €28 309 €29k €29k €001.03.2026
202439 984 €39 881 €40k €40k €011.01.2025
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2025—11 197 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2025––––
State taxes 20259k €––2k €
Taxes on workforce 20250 €––0 €
Employees 2025––––

Tech stack

Tehnoloogiad
Mobile carrier
+372 5266759Tele2 Eesti Aktsiaselts

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
09.06.2026TaxMaksuvõlg kasvas— +67 € (kokku 2464 €)
11.05.2026TaxMaksuvõlg kasvas— +2397 € (kokku 2397 €)
01.03.2026ReportEsitati 2025. aasta aruanne— Käive 39 700 €
2025
11.01.2025ReportEsitati 2024. aasta aruanne— Käive 39 984 €
07.01.2025OfficerLisati tegelikuks kasusaajaks— Anita Siim
06.01.2025FilingMuutmiskanne— Ä 50258551 / 2 · Olek: Jõustunud
2024
28.06.2024OfficerSai osanikuks— Tiit Ruisu · · 100 %
28.06.2024OfficerLisati tegelikuks kasusaajaks— Tiit Ruisu
28.06.2024OfficerAstus juhatusse— Tiit Ruisu
28.06.2024FilingEsmakanne2×expand ›hide ⌃
  • Ä 50258551 · Olek: Jõustunud
  • Kanne nr 1 · kanne

Connected companies

Same-person ties · e-Business Register

Köösner OÜ is connected to 2 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Tiit Ruisu (1 company).

Total connections
2
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Tiit
1 company
Via personTiit Ruisu1Anita Siim1
TR
Tiit Ruisu
board member, founder, shareholder 100%, ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Mittetulundusühing Sola Integra
Board memberUltimate beneficial owner
80246885
AS
Anita Siim
27.06.2024
OfficerAsutas ettevõtte— Tiit Ruisu
ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Mittetulundusühing Sola Integra
Board memberUltimate beneficial owner
80246885