ETENRU
RegisteredHarju County
Registry code
11515821
VAT number
EE101321549
Address
Harju maakond, Tallinn, Põhja-Tallinna linnaosa, Uus-Volta tn 12/3-39, 10416
Registered
09.07.2008 · 18 yrs
Activity
Engineering activities and related technical consultancy 71121
Capital
2 824 €
Email
s•••@e•••.eeLog in to see
Phone
+372 •• ••••Log in to see
LEI
894500TMVREE8RWHAH24 ISSUED
Business Register 06.10.2026
Sales revenue9 664 €-11%2025 annual report
Profit19 593 €2025 annual report
Employees1Tax Board 2026 Q2
Average gross salary716 €estimate, Tax Board 2026 Q2
Labour taxes per quarter1 096 €Tax Board 2026 Q2
Cash26 724 €Cash 31.12.2025, annual report
Tax debt0 €Tax Board debtor list 06.10.2026
Revenue 12 months348 k €+5246%Tax Board, last 4 quarters
State taxes 12 months77 071 €Tax Board, last 4 quarters
Tax debt since 26.09.2026 · ✓ no debt
Details ↓
Turnover by quarter · latest 323 tuh €
47006 04102 0004 16019 k323 k
III 24IV 24I 25II 25III 25IV 25I 26II 26
Chart ↓
Firmo rating
AA
Very good, low risk
87 / 100 points
CBBBBBBAAAAAA
View credit reportReport a debtHow the rating is calculatedCalculated 06.10.2026 · 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
RatingAA → AAA → AA
In tax debt0 days since 26.09.2026
Revenue 12 months▲ 5246% vs a year earlier
Email right away on tax debt, bankruptcy or board change
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Data

Board and owners

1 persons
Number of active companies, tax debt and bankruptcy. Facts, not an assessment.
Board 1
Siim Sõnajalg7 companiesno tax debtPersonal ID ↗09.07.2008
Shareholders 1
Siim Sõnajalg100,0% 2 824 €02.09.2023
Beneficial owners 1
Siim Sõnajalg7 companiesno tax debtdirect holding24.10.2018

Business Register open data

Quarterly taxes and revenue

2026 Q2
State taxes / revenue23,4%
Labour taxes / revenue0,3%
Revenue per employee per month107 686 €
Gross salary (estimate)716 €
Net salary (estimate)691 €

2026 Q2. Wage is estimated from employment taxes.

Build report

QuarterRevenueChange y/yLabour taxesState taxesEmployees
2026 Q2323 058 €1 096 €75 736 €1
2026 Q118 888 €▲ 213%1 404 €1 335 €1
2025 Q44 160 €1 414 €0 €1
2025 Q32 000 €▲ 326%375 €0 €1
2025 Q20 €277 €289 €—
2025 Q16 041 €▲ 52%521 €0 €—
2024 Q40 €480 €480 €—
2024 Q3470 €▼ 96%480 €549 €—
2024 Q2355 €480 €480 €—
2024 Q13 980 €▼ 6%480 €917 €—
2023 Q40 €480 €480 €—
2023 Q312 334 €▲ 8123%480 €1 704 €—
Show full history (18 quarters)
2023 Q20 €480 €480 €—
2023 Q14 245 €▼ 11%480 €965 €—
2022 Q4620 €480 €546 €—
2022 Q3150 €480 €480 €—
2022 Q23 866 €640 €1 278 €—
2022 Q14 759 €480 €1 590 €—

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 revenue9 664 €▼ 11%10 845 €▼ 19%13 309 €▲ 6%12 615 €▼ 16%15 040 €
Profit19 593 €▼ 88%160 k €▼ 78%715 k €▲ into profit-13 524 €▼ 61%-8 391 €
Profit margin202,7%1476,9%5370,1%-107,2%-55,8%
Retained earnings1,6 m €▲ 12%1,4 m €▲ 106%676 k €▼ 25%903 k €▼ 1%911 k €
Cash26 724 €▼ 90%265 k €▼ 10%293 k €▲ 545%45 460 €▼ 8%49 194 €
Current assets402 k €▲ 7%377 k €▼ 73%1,4 m €▲ 30×46 389 €▼ 7%50 110 €
Fixed assets1,3 m €▲ 5%1,2 m €▲ 65×18 417 €▼ 98%867 k €0%870 k €
Assets1,7 m €▲ 5%1,6 m €▲ 12%1,4 m €▲ 54%913 k €▼ 1%920 k €
Current liabilities80 094 €▲ 628%11 006 €▲ 9%10 090 €▼ 31%14 583 €▲ 273%3 909 €
Long-term liabilities2 806 €▼ 70%9 352 €0 €▼ 100%6 539 €▼ 40%10 823 €
Total liabilities82 900 €▲ 307%20 358 €▲ 102%10 090 €▼ 52%21 122 €▲ 43%14 732 €
Equity1,6 m €▲ 1%1,6 m €▲ 11%1,4 m €▲ 56%892 k €▼ 1%906 k €
Labour costs-7 113 €——0 €▲ 100%-1 563 €
Employees10000
Filed29.06.202629.06.202528.06.202406.07.202330.06.2022
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
Engineering activities and related technical consultancy main activity711219 664 €100%

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 06.10.2026

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

1 notices

Tax authority claims

No tax authority claims

Enforcement proceedings

Täitemenetlused puuduvad

Payment orders

No payment orders

Ettekirjutused

Ettekirjutused puuduvad

Muud ametlikud teadaanded 1

05.10.2026Äriühingu jagunemise teade · Eleon Capital OÜTeade

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

3
CompanyCodeHoldingSinceRevenue
Aidu Wind Park OÜ167381045,0%21.05.202410,1 m €
Aidu Wind OÜ1722080020,0%02.10.202620 451 €
Aidu Green OÜ1751431225,0%25.05.20260 €

Business Register

Companies linked via the board

6

Top 20 in activity: Engineering activities and related technical consultancy

20

Licences, pledges, domains

No data

History and notices

28
DateTypeContent
05.10.2026Äriühingu teadeÄriühingu jagunemise teade
29.09.2026EntryEsimene, deklaratiivne jagunemiskanne (omandava isiku registrikaardile)
29.09.2026EntryKolmas, informatiivne jagunemiskanne (omandava isiku registrikaardile)
29.01.2026EntryAmendment entry
01.12.2025EntryAmendment entry
21.08.2025EntryAmendment entry
04.08.2025Order to remedy deficienciesAmendment entry
26.06.2025EntryMuutmiskanne TsMS § 595¹ lg 1 alusel
21.02.2025EntryAmendment entry
14.10.2024EntryMuutmiskanne TsMS § 595¹ lg 1 alusel
02.09.2023EntryAmendment entry
30.01.2023EntryEralduva isiku jagunemiskanne (teine, konstitutiivne kanne jagunemisel)
03.06.2022EntryAmendment entry
31.05.2022EntryAmendment entry
20.05.2022Order to remedy deficienciesAmendment entry
04.11.2019EntryMuutmiskanne ÄS § 525 lg 2 alusel
17.01.2018EntryAmendment entry
28.09.2017EntryAmendment entry
09.05.2011EntryAmendment entry
02.05.2011Order to remedy deficienciesAmendment entry
21.04.2011Order to remedy deficienciesAmendment entry
19.01.2011Märge osade või aktsiate registreerituse kohta EVK-sMärkus
11.12.2009EntryAmendment entry
09.12.2009Order to remedy deficienciesAmendment entry
04.06.2009EntryAmendment entry
28.08.2008EntryAmendment entry
09.07.2008EntryFirst entry
07.07.2008Kättetoimetatav puuduste kõrvaldamise määrusFirst entry