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Search›Persons›Konstantin Kostjunin
KK
Born 14.02.1961 · 65 y

Konstantin Kostjunin

Data is aggregated from the Business Register's open data. Every role shows its source and date.

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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
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
2active companies25years active
Board member
2
companies
Shareholder
1
companies
Ultimate beneficial owner
1
companies
Top role
Osaühing Kolomna Energy Service
Shareholder + Ultimate beneficial owner + Board member
since 16.05.2001 · 25 y

Career timeline

e-Business Register
20012008201520222026Osaühing Kolomna Energy Servi…Walrus OÜosanikkasusaajajuhatuse_liigejuhatuse_liige
Board memberFounderShareholderBeneficial ownerSupervisory board
  • Osaühing Kolomna Energy Service – osanik (2026-05-07 – now), kasusaaja (2018-09-07 – now), juhatuse_liige (2001-05-16 – now)
  • Walrus OÜ – juhatuse_liige (2024-01-25 – now)

History

e-Business Register · last 2 years
2026
07.05.2026OfficerSai osanikuks— Osaühing Kolomna Energy Service · Osaühing Kolomna Energy Service · 100 %
⚠

Address shared by 61 companies (this person at 1 of them): Harju maakond, Tallinn, Kesklinna linnaosa, Rävala pst 6.

The address is likely a corporate-services bureau / virtual office shared by many unrelated entities.

Companies (2)

e-Business Register
OK
Osaühing Kolomna Energy Service10706095Active
Pirita linnaosa, Tallinn, Harju maakond·EMTAK 46649
Shareholder 100% · 07.05.2026Ultimate beneficial owner · 07.09.2018Board member · 16.05.2001
25y
active
26k €
WO
Walrus OÜ12447775
Active
Kesklinna linnaosa, Tallinn, Harju maakond·EMTAK 52291
Board member · 25.01.2024
2y
active
17k €