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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Search›Persons›Sergei Kastehein
SK
38101200289Born 20.01.1981 · 45 y

Sergei Kastehein

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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
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
7active companies9years active
Shareholder
7
companies
Board member
6
companies
Ultimate beneficial owner
4
companies
Founder
1
companies
Top role
Magnit Projekt Grupp OÜ
Shareholder + Ultimate beneficial owner + Board member + Founder
since 15.11.2016 · 9 y
Latest activity
Perfolenta OÜ
Shareholder + Ultimate beneficial owner + Board member
since 27.10.2023

Career timeline

e-Business Register
20162019202220252026EBT Estate OÜKONSTRUKTHUS OÜMagnit Projekt Grupp OÜNEW HORIZONS OÜPerfolenta OÜTremoil OÜWestinghouse OÜosanikkasusaajajuhatuse_liigeosanik

Activity overview

e-Business Register
Roles by type
Board member6
Founder1
Shareholder7
Ultimate beneficial owner4
Companies by sector
Real estate activities2
Transportation and storage2

Companies (7)

e-Business Register
MP
Magnit Projekt Grupp OÜ14161758Active
Kesklinna linnaosa, Tallinn, Harju maakond·EMTAK 81211
Shareholder 100% · 01.09.2023Ultimate beneficial owner · 10.06.2019Board member · 01.12.2016Founder · 15.11.2016
9y
active
NH
osanikkasusaajajuhatuse_liigeasutajaosanikjuhatuse_liigeosanikkasusaajajuhatuse_liigeosanikkasusaajajuhatuse_liigeosanikjuhatuse_liige
Board memberFounderShareholderBeneficial ownerSupervisory board
  • EBT Estate OÜ – osanik (2023-09-01 – now), kasusaaja (2019-06-10 – now), juhatuse_liige (2019-06-03 – now)
  • KONSTRUKTHUS OÜ – osanik (2023-09-01 – now)
  • Magnit Projekt Grupp OÜ – osanik (2023-09-01 – now), kasusaaja (2019-06-10 – now), juhatuse_liige (2016-12-01 – now), asutaja (2016-11-15 – now)
  • NEW HORIZONS OÜ – osanik (2023-09-01 – now), juhatuse_liige (2018-11-19 – now)
  • Perfolenta OÜ – osanik (2023-10-27 – now), kasusaaja (2023-10-26 – now), juhatuse_liige (2019-12-16 – now)
  • Tremoil OÜ – osanik (2023-09-01 – now), kasusaaja (2019-06-10 – now), juhatuse_liige (2018-11-30 – now)
  • Westinghouse OÜ – osanik (2023-09-02 – now), juhatuse_liige (2019-03-07 – now)
Professional, scientific and technical activities1
Administrative and support service activities1
Wholesale and retail trade; repair of motor vehicles and motorcycles1
Companies joined per year
320
201620202023
NEW HORIZONS OÜ
14413102
Active
·EMTAK 52101
Shareholder 100% · 01.09.2023Board member · 19.11.2018
7y
active
TO
Tremoil OÜ12691972Active
·EMTAK 49411
Shareholder 100% · 01.09.2023Ultimate beneficial owner · 10.06.2019Board member · 30.11.2018
7y
active
WO
Westinghouse OÜ12995927Active
Põhja-Tallinna linnaosa, Tallinn, Harju maakond·EMTAK 46731
Shareholder 100% · 02.09.2023Board member · 07.03.2019
7y
active
EE
EBT Estate OÜ12817580Active
Nõmme linnaosa, Tallinn, Harju maakond·EMTAK 68201
Shareholder 100% · 01.09.2023Ultimate beneficial owner · 10.06.2019Board member · 03.06.2019
6y
active
PO
Perfolenta OÜ14558125Active
Põhja-Tallinna linnaosa, Tallinn, Harju maakond·EMTAK 68101
Shareholder 100% · 27.10.2023Ultimate beneficial owner · 26.10.2023Board member · 16.12.2019
6y
active
KO
KONSTRUKTHUS OÜ14318705Active
Kristiine linnaosa, Tallinn, Harju maakond·EMTAK 71121
Shareholder 25% · 01.09.2023
2y
active