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Address: Parda tn 8, 10151 Tallinn, Estonia
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Search›Companies›Mainhouse OÜ
11240291ActivePrivate limited company

Mainhouse OÜ

Harju maakond, Tallinn, Põhja-Tallinna linnaosa, Salme tn 26-1·EMTAK 71129 — Other engineering-technical activities·20+ years
Andmed · ···
On this page
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Overview

e-Business Register · 6 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
29.03.2006e-Business Register
Address
Salme tn 26-1, Põhja-Tallinna linnaosa, Tallinn, 10413 Harju maakondADS · e-Business Register
E-mail address
niidym@gmail.come-Business Register
Telephone
+372 51908891· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 71129 - Other engineering-technical activitiese-Business Register · ETCB
Share capital
2550,00 €e-Business Register
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
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Revenue 2025 (I-III kv)
0 €
▼ 100% vs 2024 I-III kv
As of 10.04.2026 (MTA)
Employees
–
2025 (MTA)
Taxes paid
1 €
State + labour taxes · 2025 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)

Registered 29. märts 2006, primary activity: Other engineering-technical activities. Main place of business in Põhja-Tallinna linnaosa, Tallinn, Harju maakond.

Data · 8 sourcese-Business Register · 9 min agoMTAMTR
e-Business Register ↗
Revenue 2025 (I-III kv)
0 €
▼ 100% vs 2024 I-III kv
As of 10.04.2026 (MTA)
Employees
–
2025 (MTA)
Taxes paid
1 €
State + labour taxes · 2025 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Officers (2)

e-Business Register · 6 h ago
NM
Niidy Maalinn
Born 1986 · 39 y · board member since 14.05.2010
Board member
MS
Mihkel Sagar
Born 1982 · 44 y · board member since 14.05.2010
Board member

Founders

e-Business Register · 6 h ago
OL
Ott Lammertson
· founder since 29.03.2006
Founder

Shareholders (2)

e-Business Register · 6 h ago
NM
Niidy Maalinn
Born 1986 · 39 y · shareholder since 01.09.2023
Shareholder 66% · 2k €
MS
Mihkel Sagar
Born 1982 · 44 y · shareholder since 01.09.2023
Shareholder 34% · 867 €

Beneficial owners (2)

e-Business Register · 6 h ago
NM
Niidy Maalinn
Born 1986 · 39 y · ultimate beneficial owner since 19.10.2018
Ultimate beneficial owner
MS
Mihkel Sagar
Born 1982 · 44 y · ultimate beneficial owner since 19.10.2018
Ultimate beneficial owner

Annual reports (6)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
1k €
↗ +88.8% vs 2023
Employees 2024
0
YearRevenueProfitEquityAssetsEmployees

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
1k €500 €0

Licences (3)

MTR · 5 h tagasi
Active licences
3
Other3
Oldest · Newest
2010→2013
Oldest licenceEEK000737 · 14.07.2010
Newest licenceEEO002931 · 23.01.2013
Active3 / 3
EEO002931
Omanikujärelevalve
Majandustegevusteade
From23.01.2013
UntilOpen-ended
Valid

Tech stack

Tehnoloogiad
Mobile carrier
+372 51908891Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
02.07.2025ReportEsitati 2024. aasta aruanne— Käive 1110 €
2024
15.07.2024ReportEsitati 2023. aasta aruanne— Käive 588 €
08.07.2024FilingHoiatusmäärus registrist kustutamiseks: majandusaasta aruanne esitamata— Ä 10097218 / M4 · Olek: Puudused kõrvaldatud

Connected companies

Same-person ties · e-Business Register

Mainhouse OÜ is connected to 139 other companies through 3 people who hold a role here and elsewhere. The strongest tie runs through Ott Lammertson (135 companies).

Total connections
139
via 3 people
Connecting people
3
Active here
Distinct roles
4
Board member · Shareholder
Strongest tie
Ott
135 companies
Via personOtt Lammertson
20241110 €−633 €908 €908 €002.07.2025
2023588 €−838 €2k €2k €015.07.2024
2022994 €−2814 €2k €2k €026.12.2023
20214408 €3107 €5k €5k €023.08.2022
20202856 €33 €2k €2k €021.07.2021
20193415 €1813 €2k €3k €024.05.2021
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
2022202320242025
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2025I-III Q0 €1 €0 €–
20241109 €246 €0 €–
2023692 €271 €0 €–
20221204 €119 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20250 €0 €0 €–
State taxes 20251 €–––
Taxes on workforce 20250 €–––
Employees 2025––––
Revenue 2024224 €0 €572 €313 €
State taxes 202449 €–128 €69 €
Taxes on workforce 20240 €–0 €0 €
Employees 2024––––
Revenue 2023127 €11 €0 €554 €
State taxes 20233 €––268 €
Taxes on workforce 20230 €––0 €
Employees 2023––––
Revenue 2022212 €40 €357 €595 €
State taxes 2022––63 €56 €
Taxes on workforce 2022––0 €0 €
Employees 2022––––
EEK000737
Ehitise audit
Majandustegevusteade
From14.07.2010
UntilOpen-ended
Valid
EEP001955
Projekteerimine
Majandustegevusteade
From14.07.2010
UntilOpen-ended
Valid
135
Mihkel Sagar3
Niidy Maalinn1
OL
Ott Lammertson
founder
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11245822
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11304720
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11415135
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11502791
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11147628
… and 119 more · see on the person page ↗
MS
Mihkel Sagar
board member, shareholder 34%, ultimate beneficial owner
3 other companies›
CompanyRoleReg. code
OÜ Lobus Konsult
Ultimate beneficial ownerShareholder 100%Board memberFounder
14556497
OÜ Wilkinson Consulting
NM
Niidy Maalinn
board member, shareholder 66%, ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Kawand OÜ
Board memberShareholder 27%Founder
12674175
Board member
12664952
SERV OÜ
Board member
12488573