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Search›Companies›Institutio Arendia OÜ
12148417ActivePrivate limited company

Institutio Arendia OÜ

Harju maakond, Tallinn, Kristiine linnaosa, Linnu tee 21·EMTAK 8559 — Other education n.e.c.·14+ years
Andmed · ···
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Overview

e-Business Register · 13 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
17.08.2011e-Business Register
Address
Linnu tee 21, Kristiine linnaosa, Tallinn, 11311 Harju maakondADS · e-Business Register
E-mail address
concordiacluster@gmail.come-Business Register
Telephones
+372 58174200· Telia Eesti AS+372 53542800· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 8559 - Other education n.e.c.e-Business Register · ETCB
Share capital
2500,00 €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
  • 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
1840 €
▼ 61% vs 2024
Employees
–
2025 annual report
Taxes paid
–
Tax debt
0 €
As of 26.06.2026 (MTA)

Registered 17. august 2011, primary activity: Other education n.e.c.. Main place of business in Kristiine linnaosa, Tallinn, Harju maakond.

Data · 6 sourcese-Business Register · 7 min ago
e-Business Register ↗
Revenue
2k €
▼ 61% vs 2024
Employees
–
2025 annual report
Taxes paid
–
Tax debt
€0
As of 26.06.2026 (MTA)

Officers

e-Business Register · 13 h ago
MK
Marika Katarina Arendia Elita von Wolsky
Born 1955 · 71 y · board member since 17.08.2011
Board member

Founders (2)

e-Business Register · 13 h ago
IA
Ioan Arendia Elita von Wolsky
Born 1947 · 78 y · founder since 12.08.2011
Founder · 250 €
MK
Marika Katarina Arendia Elita von Wolsky
Born 1955 · 71 y · founder since 12.08.2011
Founder · 2k €

Shareholders (2)

e-Business Register · 13 h ago
MK
Marika Katarina Arendia Elita von Wolsky
Born 1955 · 71 y · shareholder since 02.09.2023
Shareholder 90% · 2k €
IA
Ioan Arendia Elita von Wolsky
Born 1947 · 78 y · shareholder since 02.09.2023
Shareholder 10% · 250 €

Beneficial owners

e-Business Register · 13 h ago
MK
Marika Katarina Arendia Elita von Wolsky
Born 1955 · 71 y · ultimate beneficial owner since 10.09.2018
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 6 päeva tagasi
Revenue 2025
2k €
↘ -60.8% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees

Tech stack

Tehnoloogiad
Mobile carrier
+372 53542800Elisa Eesti AS+372 58174200Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
02.01.2026ReportEsitati 2025. aasta aruanne— Käive 1840 €
2025
10.02.2025ReportEsitati 2024. aasta aruanne— Käive 4698 €

Connected companies

Same-person ties · e-Business Register

Institutio Arendia OÜ is connected to 13 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Marika Katarina Arendia Elita von Wolsky (9 companies).

Total connections
13
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Marika
9 companies
Via personMarika Katarina Arendia Elita von Wolsky
20251840 €0 €3k €3k €002.01.2026
20244698 €0 €3k €3k €010.02.2025
202310 259 €0 €3k €3k €009.01.2024
20227428 €0 €3k €3k €021.01.2023
20219431 €0 €3k €3k €015.01.2022
20207976 €−2334 €3k €3k €011.02.2021
20192400 €−1146 €3k €3k €013.01.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
9
Ioan Arendia Elita von Wolsky4
MK
Marika Katarina Arendia Elita von Wolsky
board member, founder, shareholder 90%, ultimate beneficial owner
9 other companies›
CompanyRoleReg. code
Concordia I Mittetulundusühing
FounderUltimate beneficial ownerBoard member
80298508
Euroopa Projektijuhtimise Assotsiatsioon Portapolis
Ultimate beneficial ownerBoard member
80191586
Euroopa Romade Foorum Eestis MTÜ
Founder
80345167
Mittetulundusühing Arendia Elita von Wolsky FF
Board memberUltimate beneficial owner
80161852
mittetulundusühing INSTITUTIO PAN-EURASIA
Board memberFounderUltimate beneficial owner
80252709
Mittetulundusühing MAAILMA TULEVIKUNÕUKOGU EESTIS
Board memberFounderUltimate beneficial owner
80247200
mittetulundusühing Maarjamaa Konvent
Board memberUltimate beneficial owner
80060602
MTÜ Eesti Hiina Sõprusselts
Board memberFounderUltimate beneficial owner
80379841
OÜ GOLDEN FORMULA WATER
Shareholder 3%Founder
11757213
IA
Ioan Arendia Elita von Wolsky
founder, shareholder 10%
4 other companies›
CompanyRoleReg. code
Concordia I Mittetulundusühing
Founder
80298508
mittetulundusühing INSTITUTIO PAN-EURASIA
Founder
80252709
Mittetulundusühing MAAILMA TULEVIKUNÕUKOGU EESTIS
Founder
80247200
MTÜ Eesti Hiina Sõprusselts
Founder
80379841