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Search›Companies›Ecocoal OÜ
16384497ActivePrivate limited companyEE102454266 · VAT-registered

Ecocoal OÜ

Harju maakond, Tallinn, Kesklinna linnaosa, Kentmanni tn 18-32·EMTAK 70201 — Business and other management consultancy activities·4+ years
Andmed · ···
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Overview

e-Business Register · 8 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
08.12.2021e-Business Register
Address
Kentmanni tn 18-32, Kesklinna linnaosa, Tallinn, 10116 Harju maakondADS · e-Business Register
E-mail address
jussi.hakkanen1@outlook.come-Business Register
Principal activity
EMTAK 70201 - Business and other management consultancy activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
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

Registered 8. detsember 2021, primary activity: Business and other management consultancy activities. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Data · 6 sourcese-Business Register · 3 min agoMTA
e-Business Register ↗
Revenue 2026 II kv
0 €
▼ 100% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
498 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 09.08.2026 (MTA)
Revenue 2026 (I-II kv)
0 €
▼ 100% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
996 €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 09.08.2026 (MTA)

Officers

e-Business Register · 8 h ago
JH
Juha Heikki Kalevi Häkkänen
Born 1962 · 63 y · board member since 08.12.2021
Board member

Founders

e-Business Register · 8 h ago
JH
Juha Heikki Kalevi Häkkänen
Born 1962 · 63 y · founder since 24.11.2021
Founder · 3k €

Shareholders (3)

e-Business Register · 8 h ago
JH
Juha Heikki Kalevi Häkkänen
Born 1962 · 63 y · shareholder since 01.09.2023
Shareholder 33% · 834 €
AJ
Ari Juhani Siponmaa
Born 1959 · 66 y · shareholder since 01.09.2023
Shareholder 33% · 833 €
JT
Jarmo Tapani Järvinen
Born 1961 · 65 y · shareholder since 01.09.2023
Shareholder 33% · 833 €

Annual reports (4)

e-Business Register · annual reports · 4 päeva tagasi
Revenue 2025
0 €
State taxes 2025
1k €
↗ +7.0% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssets

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
100k €50k €0

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
30.06.2026ReportEsitati 2025. aasta aruanne— Käive 0 €
2025
12.05.2025ReportEsitati 2024. aasta aruanne— Käive 0 €

Connected companies

Same-person ties · e-Business Register

Ecocoal OÜ is connected to 8 other companies through 3 people who hold a role here and elsewhere. The strongest tie runs through Juha Heikki Kalevi Häkkänen (4 companies).

Total connections
8
via 3 people
Connecting people
3
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Juha
4 companies
Via personJuha Heikki Kalevi Häkkänen
Employees
20250 €−21 258 €23k €25k €030.06.2026
20240 €−24 354 €44k €46k €012.05.2025
202393 837 €64 395 €68k €75k €010.06.2024
202210 000 €3956 €4k €5k €031.05.2023
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 Q0 €622 €374 €–
202512 252 €1250 €746 €–
20249646 €1168 €728 €–
2023106 080 €438 €242 €–
20220 €–––
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20260 €0 €––
State taxes 2026311 €311 €––
Taxes on workforce 2026187 €187 €––
Employees 2026––––
Revenue 202512k €552 €0 €0 €
State taxes 2025305 €323 €311 €311 €
Taxes on workforce 2025185 €187 €187 €187 €
Employees 2025––––
Revenue 20249k €0 €296 €0 €
State taxes 2024292 €292 €292 €292 €
Taxes on workforce 2024182 €182 €182 €182 €
Employees 2024––––
Revenue 20230 €84k €12k €10k €
State taxes 20230 €–236 €202 €
Taxes on workforce 20230 €–121 €121 €
Employees 2023––––
Revenue 20220 €0 €0 €0 €
State taxes 2022––––
Taxes on workforce 2022––––
Employees 2022––––
4
Ari Juhani Siponmaa3
Jarmo Tapani Järvinen1
JH
Juha Heikki Kalevi Häkkänen
board member, founder, shareholder 33%
4 other companies›
CompanyRoleReg. code
EVeh Pool OÜ
Board memberShareholder 67%Founder
17022253
Havicon OÜ
Board member
14158851
OSAÜHING HANSAINVEST PLUSS
Shareholder 100%Board member
10893884
Reval Engineering OÜ
Shareholder 35%FounderBoard member
16330320
AJ
Ari Juhani Siponmaa
shareholder 33%
3 other companies›
CompanyRoleReg. code
Greenup Carbon Tech OÜ
Board member
17078495
Mereo Group OÜ
Shareholder 1%
12438776
Reval Engineering OÜ
JT
Jarmo Tapani Järvinen
shareholder 33%
1 other company›
CompanyRoleReg. code
Reval Engineering OÜ
Shareholder 35%Founder
16330320
Shareholder 10%
16330320

Analysis · 2025

computed from annual reports
Revenue0 €median 29k €0% of the sector median
Equity ratio92.6%
Current ratio9.54
Compared with2024revenue 0 €

Peer group: Äri- ja muu juhtimisalane nõustamine, 7,461 trading companies that filed a report in the last three years.

Founded 2021. That year 19,673 osaühing were registered; 18,994 are still trading, or 96.6%.