ETENRU
RegisteredHarju County
Registry code
12340936
VAT number
EE102877759
Address
Harju maakond, Tallinn, Haabersti linnaosa, Kammelja tn 1a, 13516
Registered
06.09.2012 · 14 yrs
Activity
Manufacture of instruments and appliances for measuring, testing and navigation 26511
Additional activities
Muud infotehnoloogia- ja arvutialased tegevused, Teadus- ja arendustegevus loodus- ja tehnikateaduste vallas
Capital
2 508 €
Email
j•••@g•••.comLog in to see
Phone
+372 •• ••••Log in to see
Business Register 05.10.2026
Sales revenue71 073 €+188%2025 annual report
Profit2 534 €2025 annual report
Labour taxes per quarter0 €Tax Board 2026 Q2
Cash2 599 €Cash 31.12.2025, annual report
Tax debt0 €Tax Board debtor list 05.10.2026
Revenue 12 months89 342 €Tax Board, last 4 quarters
State taxes 12 months364 €Tax Board, last 4 quarters
Tax debt since 26.09.2026 · ✓ no debt
Details ↓
Turnover by quarter · latest 29 000 €
42 k7 50010 k29 k
III 25IV 25I 26II 26
Chart ↓
Firmo rating
A
Good, low risk
80 / 100 points
CBBBBBBAAAAAA
View credit reportReport a debtHow the rating is calculatedCalculated 05.10.2026 · open data
Quick check
  • No tax debt
  • No enforcement proceedings (12 months)
  • No payment orders (12 months)
  • No bankruptcy or liquidation
  • No sanctions
  • Report filed (2025)
  • VAT registered
Stability
RatingA since 26.09.2026
In tax debt0 days since 26.09.2026
Notification when something changes
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Data

Board and owners

1 persons
Number of active companies, tax debt and bankruptcy. Facts, not an assessment.
Board 1
Janek Karu3 companiesno tax debtPersonal ID ↗10.08.2016
Shareholders 1
Janek Karu100,0% 2 508 €01.09.2023
Beneficial owners 1
Janek Karu3 companiesno tax debtdirect holding20.09.2018

Business Register open data

Quarterly taxes and revenue

2026 Q2
State taxes / revenue0,3%
Labour taxes / revenue0,0%
Revenue per employee per month—
Gross salary (estimate)—
Net salary (estimate)—

2026 Q2. Wage is estimated from employment taxes.

Build report

QuarterRevenueChange y/yLabour taxesState taxesEmployees
2026 Q229 000 €0 €85 €—
2026 Q110 500 €0 €60 €—
2025 Q47 500 €0 €66 €—
2025 Q342 342 €0 €153 €—

Tax and Customs Board, published on the 10th of the month following the quarter. State taxes include employment taxes. CC BY-SA 3.0

Annual reports

5 yr
Build report

20252024202320222021
Sales revenue71 073 €▲ 188%24 644 €▼ 36%38 426 €▲ 10%35 050 €0 €
Profit2 534 €▲ into profit-10 176 €▼ into loss6 140 €▼ 7%6 635 €0 €
Profit margin3,6%-41,3%16,0%18,9%—
Retained earnings5 207 €▼ 59%12 775 €▲ 93%6 635 €0%6 635 €0 €
Cash2 599 €0%2 599 €———
Current assets2 599 €0%2 599 €0%2 608 €0%2 608 €0%2 608 €
Fixed assets7 750 €▲ 197%2 608 €———
Assets10 349 €▲ 99%5 207 €▲ 100%2 608 €0%2 608 €0%2 608 €
Current liabilities0 €0 €0 €0 €—
Long-term liabilities0 €0 €0 €0 €—
Total liabilities0 €0 €0 €0 €—
Equity10 349 €▲ 99%5 207 €▲ 100%2 608 €0%2 608 €0%2 608 €
Labour costs0 €0 €0 €0 €0 €
Employees00000
Filed10.05.202618.06.202505.07.202426.10.202323.10.2023
ReportPDF ↓PDF ↓PDF ↓PDF ↓PDF ↓

▲ growth, ▼ decline compared to the previous year (growth in liabilities is red). Business Register, annual reports. CC BY 4.0

Revenue by activity

2025
ActivityEMTAKSales revenueOsa
Manufacture of instruments and appliances for measuring, testing and navigation main activity2651149 155 €69%
Muud infotehnoloogia- ja arvutialased tegevused6290116 918 €24%
Teadus- ja arendustegevus loodus- ja tehnikateaduste vallas721015 000 €7%

2025 annual report, RIK open data

Real estate

e-kinnistusraamat

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Source: e-kinnistusraamat (Centre of Registers and Information Systems), basic data

Debts and court cases

clean
No tax debt · Tax Board 05.10.2026

Tax Board debtor list (daily), Official Announcements, State Gazette. The Tax Board publishes only today's list; earlier history is collected by Firmo.

Enforcement, payment orders and notices

clean

Official Announcements contain no enforcement, payment order or tax authority notices about the company.

Official Announcements (CC BY-SA 4.0). Enforcement proceedings, payment orders or tax decisions are published there only if they cannot be delivered to the company otherwise. The enforcement register is not public, so the absence of a notice does not mean there are no claims.

State: transactions, tenders, grants

none

No transactions with state agencies, procurement contracts or grants found

RTK Saldo, Riigihangete register, RTK toetatud projektid

Holdings in other companies

2
CompanyCodeHoldingSinceRevenue
Defiron OÜ1730601650,0%18.08.20250 €
qThron OÜ1716048112,0%21.01.20250 €

Business Register

Companies linked via the board

2

Sorted by revenue (latest report or 4 quarters).

Top 20 in activity: Manufacture of instruments and appliances for measuring, testing and navigation

20

Mercatura OÜ: place 26 /38

Similar size: Teadusmosaiik OÜ, Metrica Engineering OÜ, RSware OÜ, Lendurai OÜ, Estigen OÜ, NAS OÜ, HULLMOS OÜ, Osaühing Carsus Lab, Marexa OÜ, OÜ Metrica GVT

Revenue from the latest annual report, otherwise Tax Board revenue for 4 quarters. All companies in this activity

Licences, pledges, domains

No data

History and notices

11
DateTypeContent
12.12.2024EntryAmendment entry
09.12.2024EntryAmendment entry
10.10.2023Warning order on deletion from the register: annual report not filed
01.09.2023EntryAmendment entry
21.03.2018Warning order on deletion from the register: annual report not filed
17.01.2018EntryAmendment entry
02.12.2017EntryAmendment entry
10.08.2016EntryAmendment entry
16.05.2016EntryÜmberkujundamiskanne
24.03.2016Trahvihoiatusmäärus: majandusaasta aruanne esitamata
06.09.2012EntryFirst entry