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Search›Persons›Margus Aiaots
MA
37608290367Born 29.08.1976 · 49 y

Margus Aiaots

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
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
4active companies12years active
Board member
4
companies
Ultimate beneficial owner
3
companies
Shareholder
2
companies
Founder
1
companies
Top role
Caelum OÜ
Shareholder + Ultimate beneficial owner + Board member + Founder
since 29.01.2014 · 12 y

Career timeline

e-Business Register
2014201820222026Caelum OÜInnovative Water Systems OÜOne Energy OÜOneWood OÜosanikkasusaajajuhatuse_liigeasutajakasusaajajuhatuse_liigeosanikjuhatuse_liigekasusaajajuhatuse_liige
Board memberFounderShareholderBeneficial ownerSupervisory board
  • Caelum OÜ – osanik (2023-09-03 – now), kasusaaja (2018-10-22 – now), juhatuse_liige (2014-01-30 – now), asutaja (2014-01-29 – now)
  • Innovative Water Systems OÜ – kasusaaja (2018-09-13 – now), juhatuse_liige (2015-04-22 – now)
  • One Energy OÜ – osanik (2023-09-02 – now), juhatuse_liige (2023-01-31 – now)
  • OneWood OÜ – kasusaaja (2018-10-22 – now), juhatuse_liige (2015-07-31 – now)

Activity overview

e-Business Register
Roles by type
Board member4
Founder1
Shareholder2
Ultimate beneficial owner3
Companies by sector
Manufacturing3
Professional, scientific and technical activities1

Companies (4)

e-Business Register
IW
Innovative Water Systems OÜ11386190Active
Jüri alevik, Rae vald, Harju maakond·EMTAK 22211
Ultimate beneficial owner · 13.09.2018Board member · 22.04.2015
11y
active
7,2m €
OO
OneWood OÜ12887936Active
Companies joined per year
210
201420192023
Jüri alevik, Rae vald, Harju maakond·EMTAK 22211
Ultimate beneficial owner · 22.10.2018Board member · 31.07.2015
10y
active
1,8m €
CO
Caelum OÜ12606357Active
Põhja-Tallinna linnaosa, Tallinn, Harju maakond·EMTAK 70221
Shareholder 100% · 03.09.2023Ultimate beneficial owner · 22.10.2018Board member · 30.01.2014Founder · 29.01.2014
12y
active
0 €
OE
One Energy OÜ12481588Active
Jüri alevik, Rae vald, Harju maakond·EMTAK 22239
Shareholder 32% · 02.09.2023Board member · 31.01.2023
3y
active