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Search›Persons›Sergei Boaga
SB
Born 17.12.1979 · 46 y

Sergei Boaga

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

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nimistuEstonia'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
  • FAQ
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  • Donation terms
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
6active companies1linked trademarks19years active
Ultimate beneficial owner
6
companies
Board member
6
companies
Shareholder
5
companies
Founder
5
companies
Linked trademarks
1
1 via companies
Top role
WestWeld Consult OÜ
Ultimate beneficial owner + Board member + Shareholder + Founder
since 23.03.2007 · 19 y

Career timeline

e-Business Register
20072012201720222026BA Welding OÜCERTIFICATION CENTER OÜEstWeld Personal OÜEuroSert OÜMittetulundusühing ASSOCIATIO…WestWeld Consult OÜjuhatuse_liigeosanikkasusaajaasutajaosanik

History

e-Business Register · last 2 years
2025
30.04.2025OfficerLisati tegelikuks kasusaajaks— WestWeld Consult OÜ · WestWeld Consult OÜ
15.04.2025OfficerAstus juhatusse— BA Welding OÜ · BA Welding OÜ
2024
05.07.2024OfficerSai osanikuks— WestWeld Consult OÜ · WestWeld Consult OÜ · 49 %
05.07.2024OfficerAstus juhatusse— WestWeld Consult OÜ · WestWeld Consult OÜ
⚠

Address shared by 234 companies (this person at 2 of them): Harju maakond, Tallinn, Mustamäe linnaosa, Meistri tn 6.

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

Activity overview

e-Business Register
Roles by type
Board member6
Founder5
Shareholder5
Ultimate beneficial owner6
Companies by sector
Professional, scientific and technical activities3
Manufacturing

Companies (6)

e-Business Register
WC
WestWeld Consult OÜ11336068Active
Sillamäe linn, Ida-Viru maakond·EMTAK 85599
Ultimate beneficial owner · 30.04.2025Board member · 05.07.2024Shareholder 49% · 05.07.2024Founder · 23.03.2007
19y
active
278k €
EO

Ended roles (2)

e-Business Register

roles that have ended in the register (the person has departed); we show departures from the last five years.

SL
Sillamäe linn, Geoloogia tn 16 korteriühistu80180200Ended
Board member · 27.06.2022 – 01.06.2026
WO
WellProf OÜ14231016Ended
Board member · 01.04.2025 – 07.04.2026

Connected trademarks (0)

EUIPO
Trademarks owned by a company this person is connected to. The connection does not imply involvement in the mark's actual use.
MA
Mittetulundusühing ASSOCIATION OF ESTONIAN WELDERS80396058Board member
1 trademarks
ASSOCIATION OF ESTONIAN WELDERS AEW mark
ASSOCIATION OF ESTONIAN WELDERS AEW
42Tech & R&D
Figurative-word04.12.2019#M201901264
TERMINATED
kasusaajaasutajajuhatuse_liigejuhatuse_liigekasusaajaosanikasutajaosanikkasusaajajuhatuse_liigekasusaajajuhatuse_liigeasutajakasusaajajuhatuse_liigeosanikasutaja
Board memberFounderShareholderBeneficial ownerSupervisory board
  • BA Welding OÜ – juhatuse_liige (2025-04-15 – now), osanik (2023-09-02 – now), kasusaaja (2021-09-16 – now), asutaja (2021-09-16 – now)
  • CERTIFICATION CENTER OÜ – osanik (2023-09-02 – now), kasusaaja (2021-03-11 – now), asutaja (2021-03-11 – now), juhatuse_liige (2021-03-11 – now)
  • EstWeld Personal OÜ – juhatuse_liige (2024-06-11 – now), kasusaaja (2024-06-11 – now), osanik (2024-06-11 – now), asutaja (2020-03-13 – now)
  • EuroSert OÜ – osanik (2024-04-12 – now), kasusaaja (2024-04-09 – now), juhatuse_liige (2024-03-27 – now)
  • Mittetulundusühing ASSOCIATION OF ESTONIAN WELDERS – kasusaaja (2022-12-09 – now), juhatuse_liige (2020-01-29 – now), asutaja (2016-01-18 – now)
  • WestWeld Consult OÜ – kasusaaja (2025-04-30 – now), juhatuse_liige (2024-07-05 – now), osanik (2024-07-05 – now), asutaja (2007-03-23 – now)
1
Information and communication1
Education1
Companies joined per year
210
200720162024
EuroSert OÜ16534270Active
Mustamäe linnaosa, Tallinn, Harju maakond·EMTAK 71209
Shareholder 100% · 12.04.2024Ultimate beneficial owner · 09.04.2024Board member · 27.03.2024
2y
active
45k €
EP
EstWeld Personal OÜ14937199Active
Sillamäe linn, Ida-Viru maakond·EMTAK 62101
Board member · 11.06.2024Ultimate beneficial owner · 11.06.2024Shareholder 50% · 11.06.2024Founder · 13.03.2020
6y
active
14k €
BW
BA Welding OÜ16318632Active
Narva linn, Ida-Viru maakond·EMTAK 25621
Board member · 15.04.2025Shareholder 20% · 02.09.2023Ultimate beneficial owner · 16.09.2021Founder · 16.09.2021
4y
active
9k €
MA
Mittetulundusühing ASSOCIATION OF ESTONIAN WELDERS80396058Active
Mustamäe linnaosa, Tallinn, Harju maakond·EMTAK 7112
Ultimate beneficial owner · 09.12.2022Board member · 29.01.2020Founder · 18.01.2016
10y
active
CC
CERTIFICATION CENTER OÜ16181883Active
Põhja-Tallinna linnaosa, Tallinn, Harju maakond·EMTAK 71209
Shareholder 50% · 02.09.2023Ultimate beneficial owner · 11.03.2021Founder · 11.03.2021Board member · 11.03.2021
5y
active
0 €