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Search›Companies›OSCO HEAT OÜ
12293674ActivePrivate limited companyEE101543275 · VAT-registered

OSCO HEAT OÜ

Harju maakond, Tallinn, Nõmme linnaosa, Läänekaare tn 31·EMTAK 43222 — Installation, maintenance and repair of plumbing and sanitary equipment·14+ years
Andmed · ···
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Overview

e-Business Register · 8 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
28.05.2012e-Business Register
Address
Läänekaare tn 31, Nõmme linnaosa, Tallinn, 11611 Harju maakondADS · e-Business Register
E-mail address
siimollin@me.come-Business Register
Principal activity
EMTAK 43222 - Installation, maintenance and repair of plumbing and sanitary equipmente-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2500,00 €e-Business Register
LEI
254900ITHW5O53RF0M28 · lapsed · issued 23.10.2020 · renewal overdue 1379dGLEIF
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
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 10 sourcese-Business Register · 1 min agoMTAMTRWeb tech scanEesti InternetGLEIF
e-Business Register ↗

Registered 28. mai 2012, primary activity: Installation, maintenance and repair of plumbing and sanitary equipment. Main place of business in Nõmme linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
10 107 €
▼ 21% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
5590 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 10.08.2026 (MTA)
Revenue 2026 (I-II kv)
36k €
▲ 41% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
13k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 10.08.2026 (MTA)

Officers (2)

e-Business Register · 8 h ago
SO
Siim Ollin
Born 1980 · 45 y · board member since 28.05.2012
Board member
TO
Taavi Ollin
Born 1982 · 44 y · board member since 28.05.2012
Board member

Founders (2)

e-Business Register · 8 h ago
SO
Siim Ollin
Born 1980 · 45 y · founder since 28.05.2012
Founder · 1k €
TO
Taavi Ollin
Born 1982 · 44 y · founder since 28.05.2012
Founder · 1k €

Shareholders (2)

e-Business Register · 8 h ago
SO
Siim Ollin
Born 1980 · 45 y · shareholder since 01.09.2023
Shareholder 50% · 1k €
TO
Taavi Ollin
Born 1982 · 44 y · shareholder since 01.09.2023
Shareholder 50% · 1k €

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
65k €
↗ +150% vs 2024
State taxes 2025
14k €
↗ +138% vs 2024
Employees 2025
1
0.0% vs 2024
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
50k €25k €0

Licences (1)

MTR · 7 h tagasi
Active licences
1
Other1
Oldest · Newest
2012→2012
Oldest licenceEEH006356 · 14.06.2012
Active1 / 1
EEH006356
Ehitamine
Majandustegevusteade
From14.06.2012
UntilOpen-ended
Valid

Tech stack

Website analysis · 8 h tagasi
Domains (1)
osco.ee
HOSTWix
MXGoogle Workspace
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
OtherOpen Graph · Schema.org
Website builderWix

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
30.06.2026ReportEsitati 2025. aasta aruanne— Käive 65 042 €
2025
01.07.2025ReportEsitati 2024. aasta aruanne— Käive 25 996 €

Connected companies

Same-person ties · e-Business Register

OSCO HEAT OÜ is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Siim Ollin (1 company).

Total connections
1
via 1 person
Connecting people
1
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Siim
1 company
Via personSiim Ollin
Equity
Assets
Employees
202565 042 €−21 109 €23k €52k €130.06.2026
202425 996 €−10 635 €44k €56k €101.07.2025
202333 321 €−36 725 €55k €64k €101.07.2024
202252 225 €−34 591 €92k €98k €130.06.2023
202130 385 €−23 058 €126k €130k €130.06.2022
202064 415 €28 852 €149k €154k €130.06.2021
201958 839 €11 493 €120k €130k €131.10.2020
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)
2026I-II Q36 337 €8624 €4277 €2
202555 412 €13 560 €8108 €2
202423 644 €5704 €4290 €2
202331 964 €8050 €7022 €1
202259 620 €10 375 €6137 €2
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202626k €10k €––
State taxes 20265k €3k €––
Taxes on workforce 20262k €2k €––
Employees 202622––
Revenue 202513k €13k €6k €23k €
State taxes 20253k €3k €2k €5k €
Taxes on workforce 20252k €2k €2k €2k €
Employees 20252222
Revenue 20245k €8k €5k €5k €
State taxes 20241k €2k €1k €2k €
Taxes on workforce 2024985 €1k €1k €1k €
Employees 20241112
Revenue 20233k €16k €8k €5k €
State taxes 20232k €2k €2k €1k €
Taxes on workforce 20232k €2k €2k €2k €
Employees 20232221
Revenue 202216k €13k €11k €21k €
State taxes 20223k €2k €3k €3k €
Taxes on workforce 20221k €2k €2k €2k €
Employees 20222222
1
SO
Siim Ollin
board member, founder, shareholder 50%
1 other company›
CompanyRoleReg. code
BLOCK PARTY OÜ
Shareholder 100%Board memberFounder
16243584

Analysis · 2025

computed from annual reports
Revenue65k €median 43k €1.5× the sector median
Net margin-32.5%median 2.3%-34.8 pp vs sector median
Revenue per employee65k €median 47k €1.4× the sector median
Revenue change150.2%median -0.8%+151.0 pp vs sector median
Equity ratio44.4%
Current ratio1.72
Labour cost of revenue42.0%
Profit per employee−21 109 €
Compared with2024revenue 26k €

Peer group: Veetorustiku ja sanitaarseadmete paigaldus, remont ja hooldus, 472 trading companies that filed a report in the last three years.

Founded 2012. That year 8,026 osaühing were registered; 7,755 are still trading, or 96.6%.