ContactTerms
ET/EN/RU
EN
EestiEnglishРусский
nimistuEstonia'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
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
ContactTerms
ET/EN/RU
EN
EestiEnglishРусский
nimistu
Search›Companies›OÜ FOSS
12793661ActivePrivate limited company

OÜ FOSS

Harju maakond, Keila linn, Kruusa tn 21-19·EMTAK 4399 — Other specialised construction activities n.e.c.·11+ years
Andmed · ···
On this page
SanctionsOverviewOfficersShareholdersFoundersOther rolesForeign parentSubsidiariesFinancialsTax filingsPledgesPledges as creditorLicencesNoticesTech stackCourt rulingsTVK decisionsBlacklistLabour inspectorateHazardous facilityDPA decisionsTax-deductibleEU lobby registerTrademarksPatentsReal estateVehiclesGrantsProcurementsDocumentsState paymentsActivityConnected companies
Extension

Right in search

nimistu card above Google, Bing and DuckDuckGo results.

Chrome→Firefox→Edge→
Free · ~14 KB
See the extension →

Overview

e-Business Register · 12 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
03.02.2015e-Business Register
Address
Kruusa tn 21-19, Keila linn, 76607 Harju maakondADS · e-Business Register
E-mail address
info@foss-energy.eee-Business Register
Principal activity
EMTAK 4399 - Other specialised construction activities n.e.c.e-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
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Revenue
0 €
As of 10.04.2026 (MTA)
Employees
–
2024 (MTA)
Taxes paid
400 €
State + labour taxes · 2024 IV kv
Tax debt
0 €
As of 10.08.2026 (MTA)

Registered 3. veebruar 2015, primary activity: Other specialised construction activities n.e.c.. Main place of business in Keila linn, Harju maakond.

Data · 8 sourcese-Business Register · 1 min agoMTAWeb tech scanEesti Internet
e-Business Register ↗
Revenue 2024
0 €
As of 10.04.2026 (MTA)
Employees
–
2024 (MTA)
Taxes paid
400 €
State + labour taxes · 2024 (I-IV kv)
Tax debt
€0
As of 10.08.2026 (MTA)

Officers

e-Business Register · 12 h ago
KD
Karel Dolgovski
Born 1985 · 41 y · board member since 03.02.2015
Board member

Founders

e-Business Register · 12 h ago
KD
Karel Dolgovski
Born 1985 · 41 y · founder since 02.02.2015
Founder · 10k €

Shareholders

e-Business Register · 12 h ago
KD
Karel Dolgovski
Born 1985 · 41 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
0 €
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2024—400 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2024–

Tech stack

Website analysis · 1 päeva tagasi
Domains (1)
foss-energy.ee
SPFDMARC
REGElkdata OÜ
SRCEIS WHOIS
Detected technologies
Web serverApache

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
22.06.2026ReportEsitati 2025. aasta aruanne— Käive 0 €
29.01.2026FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50001958 / 10 · Olek: Jõustunud
  • Kanne nr 8 · kanne
2025
14.04.2025ReportEsitati 2024. aasta aruanne— Käive 0 €

Connected companies

Same-person ties · e-Business Register

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

Total connections
7
via 1 person
Connecting people
1
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Karel
7 companies
Via personKarel Dolgovski
2025
0 €
−13 200 €
33k €
37k €
0
22.06.2026
20240 €−422 €46k €50k €014.04.2025
20230 €−24 €48k €50k €027.05.2024
20220 €−102 €48k €48k €018.06.2023
20210 €76 €48k €48k €013.06.2022
20200 €−189 €48k €48k €021.06.2021
20190 €−773 €49k €49k €030.06.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
–
–
–
State taxes 2024–––400 €
Taxes on workforce 2024–––0 €
Employees 2024––––
7
KD
Karel Dolgovski
board member, founder, shareholder 100%
7 other companies›
CompanyRoleReg. code
Baunet Marine OÜ
Board memberShareholder 33%
14000529
Baunet OÜ
Board memberShareholder 33%
12297778
Bios OÜ
Board memberFounderShareholder 50%
12862942
Karjääristuudio OÜ
Shareholder 25%FounderBoard member
14929159
Keila linn, Vasara tn 13a korteriühistu
Board member
80473043
SDL Group OÜ
Board memberFounderShareholder 100%
14069892
Steppily OÜ
FounderShareholder 81%
16494576

Analysis · 2025

computed from annual reports
Revenue0 €median 41k €0% of the sector median
Equity ratio90.6%
Current ratio10.63
Compared with2024revenue 0 €

Peer group: Muud mujal liigitamata eriehitustööd, 714 trading companies that filed a report in the last three years.

Founded 2015. That year 10,359 osaühing were registered; 9,970 are still trading, or 96.2%.