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Search›Companies›osaühing OPERANTE
11210806ActivePrivate limited company

osaühing OPERANTE

Harju maakond, Tallinn, Kesklinna linnaosa, Harju tn 1-4·EMTAK 72201 — Research and experimental development on social sciences and humanities·20+ years
Andmed · ···
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Overview

e-Business Register · 11 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
18.01.2006e-Business Register
Address
Harju tn 1-4, Kesklinna linnaosa, Tallinn, 10146 Harju maakondADS · e-Business Register
E-mail address
alver003@yahoo.come-Business Register
Telephone
+372 55546590· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 72201 - Research and experimental development on social sciences and humanitiese-Business Register · ETCB
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
561 €
▼ 37% vs 2024
Employees
–
2025 annual report
Taxes paid
–
Tax debt
0 €
As of 27.06.2026 (MTA)

Registered 18. jaanuar 2006, primary activity: Research and experimental development on social sciences and humanities. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Data · 6 sourcese-Business Register · 7 min ago
e-Business Register ↗
Revenue
561 €
▼ 37% vs 2024
Employees
–
2025 annual report
Taxes paid
–
Tax debt
€0
As of 27.06.2026 (MTA)

Officers (2)

e-Business Register · 11 h ago
KA
Külli Aria
Born 1959 · 67 y · board member since 18.01.2006
Board member
AA
Alver Aria
Born 1950 · 76 y · board member since 18.01.2006
Board member

Founders (2)

e-Business Register · 11 h ago
AA
Alver Aria
Born 1950 · 76 y · founder since 18.01.2006
Founder
KA
Külli Aria
Born 1959 · 67 y · founder since 18.01.2006
Founder

Shareholders (2)

e-Business Register · 11 h ago
AA
Alver Aria
Born 1950 · 76 y · shareholder since 01.09.2023
Shareholder 50%
KA
Külli Aria
Born 1959 · 67 y · shareholder since 01.09.2023
Shareholder 50%

Beneficial owners (2)

e-Business Register · 11 h ago
KA
Külli Aria
Born 1959 · 67 y · ultimate beneficial owner since 18.10.2018
Ultimate beneficial owner
AA
Alver Aria
Born 1950 · 76 y · ultimate beneficial owner since 18.10.2018
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 13 h tagasi
Revenue 2025
561 €
↘ -37.0% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees

Tech stack

Tehnoloogiad
Mobile carrier
+372 55546590Elisa Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
23.03.2026ReportEsitati 2025. aasta aruanne— Käive 561 €
2025
27.03.2025ReportEsitati 2024. aasta aruanne— Käive 890 €

Connected companies

Same-person ties · e-Business Register

osaühing OPERANTE is connected to 8 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Alver Aria (5 companies).

Total connections
8
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Alver
5 companies
Via personAlver Aria
2025561 €1070 €4k €92k €023.03.2026
2024890 €0 €3k €46k €027.03.2025
20230 €0 €3k €45k €022.02.2024
20220 €0 €3k €49k €001.04.2023
20210 €2426 €5k €55k €026.03.2022
20200 €−6624 €3k €52k €027.04.2021
20190 €0 €9k €59k €013.06.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
5
Külli Aria3
AA
Alver Aria
board member, founder, shareholder 50%, ultimate beneficial owner
5 other companies›
CompanyRoleReg. code
MITTETULUNDUSÜHING HELSONLINE
Board memberUltimate beneficial owner
80230949
mittetulundusühing Vaba Arengu Kogu
Board memberUltimate beneficial owner
80155892
Mittetulundusühing WAMP
Board memberUltimate beneficial owner
80175021
osaühing ABALONE INVEST
Ultimate beneficial ownerShareholder 50%Board memberFounder
11198175
osaühing PROCORES
FounderUltimate beneficial ownerShareholder 50%Board member
11246891
KA
Külli Aria
board member, founder, shareholder 50%, ultimate beneficial owner
3 other companies›
CompanyRoleReg. code
Mittetulundusühing WAMP
Board memberUltimate beneficial owner
80175021
osaühing ABALONE INVEST
Ultimate beneficial ownerShareholder 50%
Board member
Founder
11198175
osaühing PROCORES
FounderUltimate beneficial ownerShareholder 50%Board member
11246891