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Search›Companies›Osaühing Mairon Unit
10742091ActivePrivate limited company

Osaühing Mairon Unit

Viljandi maakond, Viljandi linn, Pargi tn 3·EMTAK 68311 — Intermediation service activities for real estate activities·25+ years
Andmed · ···
On this page
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Overview

e-Business Register · 10 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
29.03.2001e-Business Register
Address
Pargi tn 3, Viljandi linn, 71020 Viljandi maakondADS · e-Business Register
E-mail address
main.main@mail.eee-Business Register
Telephones
+372 4335171+372 5261506· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 68311 - Intermediation service activities for real estate activitiese-Business Register · ETCB
Share capital
2560,00 €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
  • FAQ
  • For journalists
  • Donate
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Revenue 2026
32 845 €
▲ 43% vs 2024
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
6487 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 29.06.2026 (MTA)

Registered 29. märts 2001, primary activity: Intermediation service activities for real estate activities. Main place of business in Viljandi linn, Viljandi maakond.

Data · 7 sourcese-Business Register · 3 min agoMTA
e-Business Register ↗
Revenue 2026
33k €
▲ 43% vs 2024
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
6k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 29.06.2026 (MTA)

Officers

e-Business Register · 10 h ago
MM
Maidu Mainsoo
Born 1958 · 67 y · board member since 02.01.2006
Board member

Founders (2)

e-Business Register · 10 h ago
ÜM
Ülle Mainsoo
Born 1956 · 69 y · founder since 29.03.2001
Founder
MM
Maidu Mainsoo
Born 1958 · 67 y · founder since 29.03.2001
Founder

Shareholders (2)

e-Business Register · 10 h ago
MM
Maidu Mainsoo
Born 1958 · 67 y · shareholder since 01.09.2023
Shareholder 63% · 2k €
ÜM
Ülle Mainsoo
Born 1956 · 69 y · shareholder since 01.09.2023
Shareholder 38% · 960 €

Beneficial owners (2)

e-Business Register · 10 h ago
ÜM
Ülle Mainsoo
Born 1956 · 69 y · ultimate beneficial owner since 25.06.2019
Ultimate beneficial owner
MM
Maidu Mainsoo
Born 1958 · 67 y · ultimate beneficial owner since 25.06.2019
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 4 h tagasi
Revenue 2025
33k €
↗ +43.4% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026–6487 €0 €–
2025–5077 €0 €–
2024–5001 €283 €–
2023I Q1194 €1019 €

Tech stack

Tehnoloogiad
Mobile carrier
+372 4335171Unknown+372 5261506Elisa Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
22.04.2026ReportEsitati 2025. aasta aruanne— Käive 32 845 €
2025
25.03.2025ReportEsitati 2024. aasta aruanne— Käive 22 906 €

Connected companies

Same-person ties · e-Business Register

Osaühing Mairon Unit is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Ülle Mainsoo (1 company).

Total connections
1
via 1 person
Connecting people
1
Active here
Distinct roles
3
Founder · Shareholder
Strongest tie
Ülle
1 company
Via personÜlle Mainsoo
202532 845 €26 416 €32k €32k €022.04.2026
202422 906 €17 355 €23k €24k €025.03.2025
202328 964 €21 528 €26k €27k €025.06.2024
202257 974 €−2536 €7k €8k €214.06.2023
202169 755 €52 €10k €15k €205.04.2022
202084 905 €3033 €19k €25k €214.06.2021
201998 281 €12 960 €32k €42k €212.05.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
151 €
–
202262 802 €10 639 €5904 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026––––
State taxes 20266k €–––
Taxes on workforce 20260 €–––
Employees 2026––––
Revenue 2025––––
State taxes 2025–5k €––
Taxes on workforce 2025–0 €––
Employees 2025––––
Revenue 2024––––
State taxes 2024–5k €––
Taxes on workforce 2024–283 €––
Employees 2024––––
Revenue 20231k €–––
State taxes 2023657 €355 €7 €–
Taxes on workforce 2023151 €0 €0 €–
Employees 2023––––
Revenue 202213k €23k €14k €13k €
State taxes 20222k €3k €3k €3k €
Taxes on workforce 20221k €1k €1k €1k €
Employees 2022111–
1
ÜM
Ülle Mainsoo
founder, shareholder 38%, ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Viljandi linn, Valuoja pst 26 korteriühistu
Founder
80104400