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Address: Parda tn 8, 10151 Tallinn, Estonia
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Search›Persons›Aivar Oja
AO
Born 16.10.1971 · 54 y

Aivar Oja

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ET/EN/RU
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nimistuEstonia's public business register
HomeViewsIndustriesSourcesAbout

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
8active companies4years active
Ultimate beneficial owner
5
companies
Board member
4
companies
Founder
2
companies
Liquidator
1
companies
Top role
MTÜ Piknikulava
Founder
since 04.11.2021 · 4 y
Latest activity
Mehntack OÜ
Board member + Ultimate beneficial owner
since 18.03.2026

Career timeline

e-Business Register
2021202320252026Alutaguse Haldus OsaühingAlutaguse vald, Tudulinna kül…Kohtla-Järve Spordiselts KalevMehntack OÜMTÜ Alutaguse vetelt päästeMTÜ PiknikulavaSihtasutus AlutagusemaaSihtasutus Iisaku Kihelkonna…kasusaajalikvideerijajuhatuse_liige

History

e-Business Register · last 2 years
2026
18.03.2026OfficerAstus juhatusse— Mehntack OÜ · Mehntack OÜ
16.02.2026OfficerSai likvideerijaks— Alutaguse vald, Tudulinna küla, Uus tn 5 korteriühistu · Alutaguse vald, Tudulinna küla, Uus tn 5 korteriühistu
2025
31.03.2025OfficerLisati tegelikuks kasusaajaks— MTÜ Alutaguse vetelt pääste · MTÜ Alutaguse vetelt pääste
31.03.2025OfficerAstus juhatusse

Activity overview

e-Business Register
Roles by type
Board member4
Founder2
Ultimate beneficial owner5
Liquidator1
Companies by sector
Arts, entertainment and recreation3
Electricity, gas, steam and air conditioning supply

Companies (8)

e-Business Register
AH
Alutaguse Haldus Osaühing11001422Active
Mäetaguse alevik, Alutaguse vald, Ida-Viru maakond·EMTAK 35301
Ultimate beneficial owner · 22.03.2024
2y
active
1,4m €
MO
Mehntack OÜ11192119Active
Mäetaguse alevik, Alutaguse vald, Ida-Viru maakond·
juhatuse_liigekasusaajakasusaajajuhatuse_liigeasutajaasutajajuhatuse_liigekasusaajakasusaaja
Board memberFounderShareholderBeneficial ownerSupervisory board
  • Alutaguse Haldus Osaühing – kasusaaja (2024-03-22 – now)
  • Alutaguse vald, Tudulinna küla, Uus tn 5 korteriühistu – likvideerija (2026-02-16 – now)
  • Kohtla-Järve Spordiselts Kalev – juhatuse_liige (2024-08-26 – now)
  • Mehntack OÜ – juhatuse_liige (2026-03-18 – now), kasusaaja (2023-05-12 – now)
  • MTÜ Alutaguse vetelt pääste – kasusaaja (2025-03-31 – now), juhatuse_liige (2025-03-31 – now), asutaja (2025-03-24 – now)
  • MTÜ Piknikulava – asutaja (2021-11-04 – now)
  • Sihtasutus Alutagusemaa – juhatuse_liige (2024-08-08 – now), kasusaaja (2024-05-23 – now)
  • Sihtasutus Iisaku Kihelkonna Muuseum – kasusaaja (2023-05-04 – now)
— MTÜ Alutaguse vetelt pääste · MTÜ Alutaguse vetelt pääste
24.03.2025OfficerAsutas ettevõtte— MTÜ Alutaguse vetelt pääste · MTÜ Alutaguse vetelt pääste
2024
26.08.2024OfficerAstus juhatusse— Kohtla-Järve Spordiselts Kalev · Kohtla-Järve Spordiselts Kalev
08.08.2024OfficerAstus juhatusse— Sihtasutus Alutagusemaa · Sihtasutus Alutagusemaa
1
Accommodation and food service activities1
Public administration and defence; compulsory social security1
Other service activities1
Companies joined per year
320
202120242026
EMTAK 55101
Board member · 18.03.2026Ultimate beneficial owner · 12.05.2023
3y
active
848k €
MP
MTÜ Piknikulava80603540Active
Saka küla, Jõhvi vald, Ida-Viru maakond·EMTAK 93291
Founder · 04.11.2021
4y
active
SI
Sihtasutus Iisaku Kihelkonna Muuseum90013220Active
Iisaku alevik, Alutaguse vald, Ida-Viru maakond·EMTAK 91211
Ultimate beneficial owner · 04.05.2023
3y
active
SA
Sihtasutus Alutagusemaa90015270Active
Kauksi küla, Alutaguse vald, Ida-Viru maakond·EMTAK 94992
Board member · 08.08.2024Ultimate beneficial owner · 23.05.2024
2y
active
KS
Kohtla-Järve Spordiselts Kalev80082561Active
Järve linnaosa, Kohtla-Järve linn, Ida-Viru maakond·EMTAK 93121
Board member · 26.08.2024
1y
active
MA
MTÜ Alutaguse vetelt pääste80653609Active
Vasknarva küla, Alutaguse vald, Ida-Viru maakond·EMTAK 84251
Ultimate beneficial owner · 31.03.2025Board member · 31.03.2025Founder · 24.03.2025
1y
active
AV
Alutaguse vald, Tudulinna küla, Uus tn 5 korteriühistu80468734Active
Liquidator · 16.02.2026