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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 · 22 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
  • Activity licences
  • Recent registrations

Data

  • 79 sources
  • Database
  • Extensions
  • MCP

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© 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 10.08.2026 (MTA)

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

Data · 5 sourcese-Business Register · 5 min ago
e-Business Register ↗
Revenue
2k €
▼ 61% vs 2024
Employees
–
2025 annual report
Taxes paid
–
Tax debt
€0
As of 10.08.2026 (MTA)

Officers

e-Business Register · 22 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 · 22 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 · 22 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 €

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
3
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%
9 other companies›
CompanyRoleReg. code
Concordia I Mittetulundusühing
Board memberFounder
80298508
Euroopa Projektijuhtimise Assotsiatsioon Portapolis
Board member
80191586
Euroopa Romade Foorum Eestis MTÜ
Founder
80345167
Mittetulundusühing Arendia Elita von Wolsky FF
Board member
80161852
mittetulundusühing INSTITUTIO PAN-EURASIA
FounderBoard member
80252709
Mittetulundusühing MAAILMA TULEVIKUNÕUKOGU EESTIS
FounderBoard member
80247200
mittetulundusühing Maarjamaa Konvent
Board member
80060602
MTÜ Eesti Hiina Sõprusselts
Board memberFounder
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

Analysis · 2025

computed from annual reports
Revenue2k €median 8k €22% of the sector median
Net margin0.0%median 11.2%-11.2 pp vs sector median
Revenue change-60.8%median 0.9%-61.7 pp vs sector median
Equity ratio100.0%
Labour cost of revenue0.0%
Compared with2024revenue 5k €

Peer group: Muu mujal liigitamata õpe, 442 trading companies that filed a report in the last three years.

Founded 2011. That year 7,666 osaühing were registered; 7,393 are still trading, or 96.4%.