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Search›Companies›Ostrog OÜ
14309289ActivePrivate limited company

Ostrog OÜ

Harju maakond, Tallinn, Lasnamäe linnaosa, K. Kärberi tn 60-174·EMTAK 71121 — Constructional engineering-technical designing and consulting·9+ years
Andmed · ···
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Overview

e-Business Register · 4 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
09.08.2017e-Business Register
Address
K. Kärberi tn 60-174, Lasnamäe linnaosa, Tallinn, 13919 Harju maakondADS · e-Business Register
E-mail address
albert.kopjev@gmail.come-Business Register
Telephone
+372 53060962· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 71121 - Constructional engineering-technical designing and 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
  • Activity licences
  • Recent registrations

Data

  • 79 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • FAQ
  • For journalists
  • Donate
  • Donation terms
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  • Terms
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Revenue
1640 €
▼ 95% vs 2024
As of 10.04.2026 (MTA)
Employees
–
2024 (MTA)
Taxes paid
45 €
State + labour taxes · 2024 I kv
Tax debt
0 €
As of 10.08.2026 (MTA)

Registered 9. august 2017, primary activity: Constructional engineering-technical designing and consulting. Main place of business in Lasnamäe linnaosa, Tallinn, Harju maakond.

Data · 6 sourcese-Business Register · 1 min agoMTA
e-Business Register ↗
Revenue 2024
2k €
▼ 95% vs 2024
As of 10.04.2026 (MTA)
Employees
–
2024 (MTA)
Taxes paid
45 €
State + labour taxes · 2024 (I kv)
Tax debt
€0
As of 10.08.2026 (MTA)

Officers

e-Business Register · 4 h ago
AK
Albert Kopjev
Born 1978 · 47 y · board member since 09.08.2017
Board member

Founders

e-Business Register · 4 h ago
AK
Albert Kopjev
Born 1978 · 47 y · founder since 09.08.2017
Founder · 3k €

Shareholders

e-Business Register · 4 h ago
AK
Albert Kopjev
Born 1978 · 47 y · shareholder since 02.09.2023
Shareholder 100% · 3k €

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
2k €
↘ -95.2% vs 2024
Employees 2025
1
0.0% vs 2024
YearRevenueProfitEquityAssetsEmployees

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2024—45 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2024–

Tech stack

Tehnoloogiad
Mobile carrier
+372 53060962Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
30.06.2026ReportEsitati 2025. aasta aruanne— Käive 1640 €
2025
29.06.2025ReportEsitati 2024. aasta aruanne— Käive 34 370 €

Connected companies

Same-person ties · e-Business Register

Ostrog OÜ is connected to 7 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Albert Kopjev (7 companies).

Total connections
7
via 1 person
Connecting people
1
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Albert
7 companies
Via personAlbert Kopjev
20251640 €1640 €234k €234k €130.06.2026
202434 370 €34 370 €250k €250k €129.06.2025
202331 500 €31 500 €216k €216k €130.06.2024
202216 000 €16 000 €3k €179k €129.06.2023
202120 700 €20 700 €163k €163k €128.06.2022
202023 700 €23 700 €143k €143k €130.06.2021
201912 975 €12 975 €119k €119k €130.05.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
–
–
–
State taxes 202445 €–––
Taxes on workforce 20240 €–––
Employees 2024––––
7
AK
Albert Kopjev
board member, founder, shareholder 100%
7 other companies›
CompanyRoleReg. code
Civil Works OÜ
Board memberFounderShareholder 100%
12909394
Eder Consult OÜ
Board memberFounderShareholder 100%
11975822
Mihnov OÜ
Shareholder 100%FounderBoard member
16845509
Nucon OÜ
Board member
16321731
O.E.M. Support OÜ
Board memberShareholder 100%Founder
16861951
OSP Consult OÜ
Board memberShareholder 100%Founder
12512834
Rovno OÜ
Board memberShareholder 100%Founder
12999405

Analysis · 2025

computed from annual reports
Revenue2k €median 36k €5% of the sector median
Net margin100.0%median 19.2%+80.8 pp vs sector median
Revenue per employee2k €median 64k €3% of the sector median
Revenue change-95.2%median 5.4%-100.6 pp vs sector median
Equity ratio100.0%
Labour cost of revenue0.0%
Profit per employee1640 €
Compared with2024revenue 34k €

Peer group: Ehituslik insener-tehniline projekteerimine ja nõustamine, 1,820 trading companies that filed a report in the last three years.

Founded 2017. That year 14,399 osaühing were registered; 13,843 are still trading, or 96.1%.