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Search›Companies›Monstrum OÜ
11227451ActivePrivate limited company

Monstrum OÜ

Harju maakond, Tallinn, Põhja-Tallinna linnaosa, Tehnika tn 25-11·EMTAK 82991 — Other business support service activities n.e.c.·20+ years
Andmed · ···
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Overview

e-Business Register · 9 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
10.03.2006e-Business Register
Address
Tehnika tn 25-11, Põhja-Tallinna linnaosa, Tallinn, 10149 Harju maakondADS · e-Business Register
E-mail address
tonis.vassar@gmail.come-Business Register
Website
vassarton.come-Business Register · domain active
Telephone
+372 5237855· Tele2 Eesti Aktsiaseltse-Business Register · TTJA NBA
Principal activity
EMTAK 82991 - Other business support service activities n.e.c.e-Business Register · ETCB
Share capital
2556,00 €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 2026
22 917 €
▲ 1810% vs 2024
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
4617 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)

Registered 10. märts 2006, primary activity: Other business support service activities n.e.c.. Main place of business in Põhja-Tallinna linnaosa, Tallinn, Harju maakond.

Data · 9 sourcese-Business Register · just nowMTABuiltWithWeb tech scan
e-Business Register ↗
Revenue 2026
23k €
▲ 1810% vs 2024
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
5k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Officers

e-Business Register · 9 h ago
TV
Tõnis Vassar
Born 1985 · 40 y · board member since 10.03.2006
Board member

Founders

e-Business Register · 9 h ago
TV
Tõnis Vassar
Born 1985 · 40 y · founder since 10.03.2006
Founder

Shareholders

e-Business Register · 9 h ago
TV
Tõnis Vassar
Born 1985 · 40 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Beneficial owners

e-Business Register · 9 h ago
TV
Tõnis Vassar
Born 1985 · 40 y · ultimate beneficial owner since 24.10.2018
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
23k €
↗ +1810% vs 2024
Employees 2025
1
YearRevenueProfitEquityAssetsEmployees

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
5k €3k €0

Tech stack

BuiltWith · 25.05.2026
Domains (1)
vassarton.com
SRCÄriregister
Could not analyse (fetch failed)
Mobile carrier
+372 5237855Tele2 Eesti Aktsiaselts
Hosting1
Category breakdown
Hosting (1)
–

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
27.04.2026ReportEsitati 2025. aasta aruanne— Käive 22 917 €
2025
21.02.2025ReportEsitati 2024. aasta aruanne— Käive 1200 €

Connected companies

Same-person ties · e-Business Register

Monstrum OÜ is connected to 5 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Tõnis Vassar (5 companies).

Total connections
5
via 1 person
Connecting people
1
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Tõnis
5 companies
Via personTõnis Vassar
202522 917 €3235 €8k €11k €127.04.2026
20241200 €−5186 €5k €5k €021.02.2025
202310 800 €8388 €16k €17k €006.06.2024
20224150 €3906 €8k €8k €027.03.2023
20218297 €2073 €4k €5k €112.09.2022
202011 393 €−7037 €2k €5k €108.05.2021
20195930 €5917 €9k €9k €024.03.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
2023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026—2260 €2357 €–
2025—5636 €5483 €–
2024—1248 €15 €–
2023—156 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026––––
State taxes 20262k €–––
Taxes on workforce 20262k €–––
Employees 2026––––
Revenue 2025––––
State taxes 2025350 €1k €2k €2k €
Taxes on workforce 20250 €2k €2k €2k €
Employees 2025––––
Revenue 2024––––
State taxes 2024––998 €250 €
Taxes on workforce 2024––15 €0 €
Employees 2024––––
Revenue 2023––––
State taxes 2023–––156 €
Taxes on workforce 2023–––0 €
Employees 2023––––
5
TV
Tõnis Vassar
board member, founder, shareholder 100%, ultimate beneficial owner
5 other companies›
CompanyRoleReg. code
ACOUSSION MTÜ
Founder
80396880
Disainimaailm OÜ
Founder
12163776
Hundred99 OÜ
Board memberShareholder 50%FounderUltimate beneficial owner
16172499
Tallinn, Tehnika tn 25 korteriühistu
Board member
80320428
Votemo OÜ
Board memberFounderUltimate beneficial ownerShareholder 29%
14459185