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Search›Companies›OÜ HENNOLENNO
10326910ActivePrivate limited company

OÜ HENNOLENNO

Harju maakond, Tallinn, Kesklinna linnaosa, J. Kunderi tn 34-20·EMTAK 36001 — Water collection, treatment and supply·28+ years
Andmed · ···
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Overview

e-Business Register · 5 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
19.11.1997e-Business Register
Address
J. Kunderi tn 34-20, Kesklinna linnaosa, Tallinn, 10121 Harju maakondADS · e-Business Register
E-mail address
uku.tuul@mail.eee-Business Register
Telephone
+372 5033874· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 36001 - Water collection, treatment and supplye-Business Register · ETCB
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
1572 €
▼ 60% vs 2023
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
39 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 26.06.2026 (MTA)

Registered 19. november 1997, primary activity: Water collection, treatment and supply. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Data · 7 sourcese-Business Register · 9 min agoMTA
e-Business Register ↗
Revenue 2026
2k €
▼ 60% vs 2023
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
39 €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 26.06.2026 (MTA)

Officers

e-Business Register · 5 h ago
UT
Uku Tuul
Born 1958 · 68 y · board member since 20.10.1998
Board member

Founders

e-Business Register · 5 h ago
KK
Kristo Kukk
· founder since 19.11.1997
Founder

Shareholders

e-Business Register · 5 h ago
UT
Uku Tuul
Born 1958 · 68 y · shareholder since 01.09.2023
Shareholder 100%

Beneficial owners

e-Business Register · 5 h ago
UT
Uku Tuul
Born 1958 · 68 y · ultimate beneficial owner since 12.10.2018
Ultimate beneficial owner

Annual reports (6)

e-Business Register · annual reports · 6 päeva tagasi
Revenue 2024
2k €
↘ -59.5% vs 2023
Employees 2024
0
YearRevenueProfitEquityAssetsEmployees

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026—39 €0 €–
2025—29 €0 €–
2024—9 €0 €–
Quarterly breakdown
Year

Tech stack

Tehnoloogiad
Mobile carrier
+372 5033874Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
30.06.2025ReportEsitati 2024. aasta aruanne— Käive 1572 €
2024
30.06.2024ReportEsitati 2023. aasta aruanne— Käive 3883 €

Connected companies

Same-person ties · e-Business Register

OÜ HENNOLENNO is connected to 44 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Kristo Kukk (38 companies).

Total connections
44
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Shareholder
Strongest tie
Kristo
38 companies
Via personKristo Kukk
20241572 €1189 €16k €17k €030.06.2025
20233883 €136 €15k €16k €030.06.2024
202212 527 €12 389 €15k €16k €003.07.2023
2021708 €24 €3k €3k €001.07.2022
2020–−10 €3k €3k €030.06.2021
2019–−5 €3k €3k €030.10.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
Q1
Q2
Q3
Q4
Revenue 2026––––
State taxes 202639 €–––
Taxes on workforce 20260 €–––
Employees 2026––––
Revenue 2025––––
State taxes 202529 €–––
Taxes on workforce 20250 €–––
Employees 2025––––
Revenue 2024––––
State taxes 2024–9 €––
Taxes on workforce 2024–0 €––
Employees 2024––––
38
Uku Tuul6
KK
Kristo Kukk
founder
38 other companies›
CompanyRoleReg. code
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10490620
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Founder
10362738
HAAPSALU INVEST GRUPP OÜ
Founder
10376137
HEIVI PAJULA OÜ
Founder
10376143
HORN SPORDIKAUBANDUSE OÜ
Founder
10507616
Järve Dent-Test OÜ
Founder
10518235
MT VARAHALDUSE OÜ
Founder
10458585
OSAÜHING BREINDASTER
Founder
10281678
OSAÜHING JAANOJAAGU
Founder
10279233
Osaühing Kingexport
Founder
10441509
Osaühing KULDKROON
Founder
10527338
OSAÜHING MALRASTE GRUPP
Founder
10545775
Osaühing Maximum Number
Founder
10244522
Osaühing Megateip
Founder
10365205
Osaühing MEPTOREX GRUPP
Founder
10554068
… and 22 more · see on the person page ↗
UT
Uku Tuul
board member, shareholder 100%, ultimate beneficial owner
6 other companies›
CompanyRoleReg. code
Goldcup OÜ
Ultimate beneficial ownerShareholder 100%Board member
12032732
Jõelähtme Kirikumõisa Sõprade Selts MTÜ
Founder
Ultimate beneficial owner
Board member
80601742
Laulupeo Residents OÜ
Board memberFounderUltimate beneficial ownerShareholder 75%
14594925
Mittetulundusühing Markuse Hariduse Fond
Board memberFounderUltimate beneficial owner
80560411
OÜ Novelta Invest
Board memberUltimate beneficial owner
11724646
OÜ Ton Anemo
Board memberFounderUltimate beneficial ownerShareholder 100%
14689494