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Search›Companies›OS Büroo OÜ
12637487ActivePrivate limited company

OS Büroo OÜ

Harju maakond, Tallinn, Põhja-Tallinna linnaosa, Puuvilla tn 19·EMTAK 69202 — Bookkeeping, tax consulting·12+ years
Andmed · ···
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Overview

e-Business Register · 3 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
31.03.2014e-Business Register
Address
Puuvilla tn 19, Põhja-Tallinna linnaosa, Tallinn, 10314 Harju maakondADS · e-Business Register
E-mail address
info@osburoo.eee-Business Register
Principal activity
EMTAK 69202 - Bookkeeping, tax consultinge-Business Register · ETCB
Share capital
2500,00 €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
22 581 €
▲ 6% vs 2024
As of 10.04.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
2078 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 27.06.2026 (MTA)

Registered 31. märts 2014, primary activity: Bookkeeping, tax consulting. Main place of business in Põhja-Tallinna linnaosa, Tallinn, Harju maakond.

Data · 9 sourcese-Business Register · 3 min agoMTAWeb tech scanEesti Internet
e-Business Register ↗
Revenue 2026
23k €
▲ 6% vs 2024
As of 10.04.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
2k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 27.06.2026 (MTA)

Officers

e-Business Register · 3 h ago
OS
Oksana Sergienko
Born 1970 · 55 y · board member since 31.03.2014
Board member

Founders

e-Business Register · 3 h ago
OS
Oksana Sergienko
Born 1970 · 55 y · founder since 31.03.2014
Founder · 3k €

Shareholders

e-Business Register · 3 h ago
OS
Oksana Sergienko
Born 1970 · 55 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Beneficial owners

e-Business Register · 3 h ago
OS
Oksana Sergienko
Born 1970 · 55 y · ultimate beneficial owner since 11.09.2018
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 4 h tagasi
Revenue 2025
23k €
↗ +6.3% vs 2024
State taxes 2025
3k €
↘ -23.7% vs 2024
Employees 2025
0
↘ -100.0% vs 2024
YearRevenueProfit

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
2k €1k €0

Tech stack

Website analysis · 3 päeva tagasi
Domains (1)
osburoo.ee
SPF
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
OtherOpen Graph · Schema.org
JavaScript libraryjQuery
AnalyticsGoogle Analytics

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
26.01.2026ReportEsitati 2025. aasta aruanne— Käive 22 581 €
2025
29.01.2025ReportEsitati 2024. aasta aruanne— Käive 21 251 €
Equity
Assets
Employees
202522 581 €925 €7k €8k €026.01.2026
202421 251 €−1046 €6k €7k €129.01.2025
202322 350 €419 €8k €10k €108.03.2024
202225 973 €4837 €8k €10k €110.05.2023
202118 818 €1166 €4k €6k €130.03.2022
202017 720 €2853 €6k €6k €113.01.2021
201921 923 €4224 €5k €6k €128.01.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026—930 €1148 €1
2025—3285 €4043 €1
2024—4306 €4546 €1
2023—4107 €4583 €1
2022—3761 €3975 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026––––
State taxes 2026930 €–––
Taxes on workforce 20261k €–––
Employees 20261–––
Revenue 2025––––
State taxes 2025626 €899 €880 €880 €
Taxes on workforce 2025760 €1k €1k €1k €
Employees 20251111
Revenue 2024––––
State taxes 20241k €1k €1k €1k €
Taxes on workforce 20241k €1k €1k €1k €
Employees 20241111
Revenue 2023––––
State taxes 20231k €1k €1k €1k €
Taxes on workforce 20231k €1k €1k €1k €
Employees 20231111
Revenue 2022––––
State taxes 2022732 €1k €807 €1k €
Taxes on workforce 2022818 €1k €898 €1k €
Employees 20221111
Web server
Apache
UI frameworkTailwind CSS