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Search›Companies›OÜ Kauerk
12306974ActivePrivate limited companyEE101550103 · VAT-registered

OÜ Kauerk

Saare maakond, Saaremaa vald, Kihelkonna alevik, Abaja tn 6·EMTAK 41001 — Construction of residential and non-residential buildings·14+ years
Andmed · ···
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Overview

e-Business Register · 16 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
27.06.2012e-Business Register
Address
Abaja tn 6, Kihelkonna alevik, Saaremaa vald, 93401 Saare maakondADS · e-Business Register
E-mail address
hannes.bostrov@gmail.come-Business Register
Telephone
+372 55668777· Tele2 Eesti Aktsiaseltse-Business Register · TTJA NBA
Principal activity
EMTAK 41001 - Construction of residential and non-residential buildingse-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2600,00 €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

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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 8 sourcese-Business Register · 6 min agoMTAWeb tech scanEesti Internet
e-Business Register ↗

Registered 27. juuni 2012, primary activity: Construction of residential and non-residential buildings. Main place of business in Kihelkonna alevik, Saaremaa vald, Saare maakond.

Revenue 2026 II kv
527 €
▲ 128% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
98 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 12.08.2026 (MTA)
Revenue 2026 (I-II kv)
2k €
▲ 697% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
231 €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 12.08.2026 (MTA)

Officers

e-Business Register · 16 h ago
HB
Hannes Bõstrov
Born 1976 · 50 y · board member since 27.06.2012
Board member

Founders

e-Business Register · 16 h ago
HB
Hannes Bõstrov
Born 1976 · 50 y · founder since 27.06.2012
Founder · 3k €

Shareholders

e-Business Register · 16 h ago
HB
Hannes Bõstrov
Born 1976 · 50 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Subsidiaries

e-Business Register · shareholders · 16 h ago

OÜ Kauerk is a shareholder or officer in 1 more company.

Kauerk Motorsport MTÜ
Founder

Annual reports (6)

e-Business Register · annual reports · 7 päeva tagasi
Revenue 2024
2k €
↘ -65.1% vs 2023
Employees 2024
0
YearRevenueProfitEquityAssetsEmployees

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
5k €3k €0

Tech stack

Tehnoloogiad
Domains (1)
kauerk.ee
SPFDMARC
REGElkdata OÜ
SRCEIS WHOIS
Could not analyse (fetch failed)
Mobile carrier
+372 55668777Tele2 Eesti Aktsiaselts

Veebilehte ei õnnestunud analüüsida (fetch failed).

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
01.10.2025ReportEsitati 2024. aasta aruanne— Käive 1500 €

Connected companies

Same-person ties · e-Business Register

OÜ Kauerk is connected to 4 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Hannes Bõstrov (4 companies).

Total connections
4
via 1 person
Connecting people
1
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Hannes
4 companies
Via personHannes Bõstrov
20241500 €−10 807 €39k €39k €001.10.2025
20234300 €24 313 €43k €44k €028.06.2024
2022717 €−8182 €25k €25k €029.06.2023
202124 015 €14 207 €33k €42k €027.06.2022
2020238 290 €−25 661 €19k €42k €430.06.2021
2019284 682 €32 633 €47k €79k €430.10.2020
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 Q1840 €231 €0 €–
2025647 €85 €0 €–
20241542 €1719 €1775 €1
20234300 €578 €0 €1
20222614 €66 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20261k €527 €––
State taxes 2026133 €98 €––
Taxes on workforce 20260 €0 €––
Employees 2026––––
Revenue 20250 €231 €163 €253 €
State taxes 2025–0 €32 €53 €
Taxes on workforce 2025–0 €0 €0 €
Employees 2025––––
Revenue 202442 €0 €2k €0 €
State taxes 20241k €266 €224 €–
Taxes on workforce 20241k €498 €0 €–
Employees 2024111–
Revenue 20230 €1k €2k €1k €
State taxes 2023–0 €478 €100 €
Taxes on workforce 2023–0 €0 €0 €
Employees 2023–––1
Revenue 20222k €47 €0 €717 €
State taxes 2022–0 €0 €66 €
Taxes on workforce 2022–0 €0 €0 €
Employees 2022––––
4
HB
Hannes Bõstrov
board member, founder, shareholder 100%
4 other companies›
CompanyRoleReg. code
Habak OÜ
Board memberShareholder 100%Founder
12963821
Kauerk Motorsport MTÜ
Board memberFounder
80606320
Mittetulundusühing ABAJA PUHKEALA
Board memberFounder
80554793
Mittetulundusühing Spordiklubi Saaremaa Tehnikaspordi Klubi
Board memberFounder
80377500

Analysis · 2024

computed from annual reports
Revenue2k €median 59k €3% of the sector median
Net margin-720.5%median 3.5%-723.9 pp vs sector median
Revenue change-65.1%median 4.4%-69.6 pp vs sector median
Equity ratio100.0%
Labour cost of revenue203.1%
Compared with2023revenue 4k €

Peer group: Elamute ja mitteeluhoonete ehitus, 6,264 trading companies that filed a report in the last three years.

Founded 2012. That year 8,026 osaühing were registered; 7,754 are still trading, or 96.6%.