ETENRU
RegisteredHarju County
Registry code
12594341
VAT number
EE101755199
Address
Harju maakond, Tallinn, Lasnamäe linnaosa, Visase tn 8, 11415
Registered
07.01.2014 · 12 yrs
Activity
Isolatsioonitööd 43231
Capital
19 260 €
Email
s•••@e•••.eeLog in to see
Phone
+372 •• ••••Log in to see
Business Register 05.10.2026
Sales revenue264 k €+15%2025 annual report
Profit29 982 €2025 annual report
Employees9Tax Board 2026 Q2
Average gross salary1 171 €estimate, Tax Board 2026 Q2
Labour taxes per quarter16 128 €Tax Board 2026 Q2
Cash24 630 €Cash 31.12.2025, annual report
Tax debt0 €Tax Board debtor list 05.10.2026
Revenue 12 months276 k €+11%Tax Board, last 4 quarters
State taxes 12 months114 k €Tax Board, last 4 quarters
Tax debt since 26.09.2026 · ✓ no debt
Details ↓
Turnover by quarter · latest 50 893 €
49 k81 k61 k58 k39 k65 k121 k51 k
III 24IV 24I 25II 25III 25IV 25I 26II 26
Chart ↓
Firmo rating
AA
Very good, low risk
81 / 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
RatingAA → AAA → AA
In tax debt0 days since 26.09.2026
Revenue 12 months▲ 11% vs a year earlier
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
Sergei Tšernov6 companiesno tax debtPersonal ID ↗05.09.2019
Shareholders 3
Sergei Tšernov68,01% 13 098 €03.09.2023
Dmitri Bavõkin16,0% 3 081 €03.09.2023
Jana Rudnik16,0% 3 081 €03.09.2023
Beneficial owners 1
Sergei Tšernov6 companiesno tax debtdirect holding04.09.2019

Business Register open data

Quarterly taxes and revenue

2026 Q2
State taxes / revenue45,6%
Labour taxes / revenue31,7%
Revenue per employee per month1 885 €
Gross salary (estimate)1 171 €
Net salary (estimate)1 035 €

2026 Q2. Wage is estimated from employment taxes.

Build report

QuarterRevenueChange y/yLabour taxesState taxesEmployees
2026 Q250 893 €▼ 12%16 128 €23 190 €9
2026 Q1120 788 €▲ 98%17 029 €40 921 €10
2025 Q464 622 €▼ 21%18 857 €31 089 €8
2025 Q339 351 €▼ 20%12 302 €18 617 €8
2025 Q257 762 €▲ 2%12 493 €22 396 €8
2025 Q160 880 €▲ 230%10 806 €20 814 €8
2024 Q481 316 €▲ 347%11 803 €21 383 €7
2024 Q349 288 €▲ 54%6 618 €10 670 €6
2024 Q256 406 €▲ 432%9 680 €15 952 €3
2024 Q118 467 €▼ 9%4 808 €6 557 €4
2023 Q418 179 €▲ 25%3 063 €5 074 €2
2023 Q331 970 €▲ 228%1 524 €6 615 €2
Show full history (18 quarters)
2023 Q210 598 €▲ 26%1 517 €2 910 €1
2023 Q120 274 €▼ 26%1 547 €4 932 €1
2022 Q414 576 €1 893 €3 920 €1
2022 Q39 737 €1 963 €3 078 €1
2022 Q28 383 €1 739 €2 969 €1
2022 Q127 510 €1 552 €5 325 €1

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 revenue264 k €▲ 15%231 k €▲ 231%69 777 €▲ 56%44 661 €▼ 39%73 586 €
Profit29 982 €▲ 24%24 172 €▲ 27%19 045 €▲ 601%2 718 €▼ 33%4 052 €
Profit margin11,3%10,5%27,3%6,1%5,5%
Retained earnings2 631 €▼ 36%4 099 €▲ 8%3 805 €▲ 250%1 087 €▼ 67%3 285 €
Cash24 630 €▼ 2%25 051 €▼ 29%35 304 €▲ 15×2 409 €▼ 60%5 997 €
Current assets78 177 €▲ 84%42 580 €▲ 8%39 396 €▲ 97%19 990 €▲ 19%16 786 €
Fixed assets15 354 €▼ 40%25 673 €▲ 354%5 660 €▼ 46%10 405 €▼ 33%15 458 €
Assets93 531 €▲ 37%68 253 €▲ 51%45 056 €▲ 48%30 395 €▼ 6%32 244 €
Current liabilities41 658 €▲ 101%20 722 €▲ 603%2 946 €▼ 60%7 330 €▲ 30%5 647 €
Long-term liabilities—0 €0 €0 €0 €
Total liabilities41 658 €▲ 101%20 722 €▲ 603%2 946 €▼ 60%7 330 €▲ 30%5 647 €
Equity51 873 €▲ 9%47 531 €▲ 13%42 110 €▲ 83%23 065 €▼ 13%26 597 €
Labour costs-157 k €▼ 62%-97 179 €▼ 333%-22 468 €▼ 24%-18 182 €0%-18 250 €
Employees10▲ 43%7▲ 250%2▲ 100%1▼ 50%2
Filed26.01.202617.04.202520.03.202416.03.202312.04.2022
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
Isolatsioonitööd main activity43231264 345 €100%

2025 annual report, RIK open data

Real estate

e-kinnistusraamat

Loading properties…

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

34 644 € makseid

Transactions with state institutions

2026489 €
202434 155 €

Largest payers

Riigilaevastik34 155 €
Eesti Töötukassa489 €
All payments by month
MonthPayerTypeFieldAmount
04.2026Eesti TöötukassaOperating costsSocial protection of the unemployed489 €
11.2024RiigilaevastikOperating costsWater transport1 557 €
08.2024RiigilaevastikFixed assetsWater transport15 506 €
06.2024RiigilaevastikFixed assetsWater transport15 506 €
05.2024RiigilaevastikOperating costsWater transport1 586 €

Riigi Tugiteenuste Keskus, Saldo makseandmikud

Holdings in other companies

0

No holdings in other companies

Companies linked via the board

5

Top 20 in activity: Isolatsioonitööd

20
#CompanyRevenue
1OÜ AURICU8,7 m €
2BTI Service OÜ5,1 m €
3Osaühing Tefire Group4,0 m €
4PFP PRODUCTS OÜ1,6 m €
5Puistemees OÜ1,5 m €
6OÜ Isolitas1,3 m €
7Osaühing Kohtla-Järve OMEGA1,1 m €
8Feraru OÜ1,0 m €
9OÜ TERMIKAY1,0 m €
10Salvelum OÜ1,0 m €
11E2 Grupp OÜ639 k €
12Aldreht OÜ588 k €
13OÜ KLF - Eri505 k €
14Osaühing DAKT420 k €
15OÜ Halinga Plekikoda362 k €
16PUISTEVILLA OSAÜHING282 k €
17OÜ DIGIGRAMM274 k €
18Yourconstruction OÜ271 k €
19OÜ Eurospecter270 k €
20Puristaja OÜ268 k €

CardNetworks OÜ: place 21 /103

Similar size: Puistevilla Paigaldus OÜ, TI Grupp OÜ, Eesti Soojustuskeskus OÜ, ISOE project OÜ, TEHNOVAHT OÜ

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

Tegevusload

2 records

Activity licences (MTR and environmental)

FieldLicence numberValid from
ElektritöödTEL00463809.03.2024
Kontrollimine ja hooldamineFKH00035211.09.2019

History and notices

11
DateTypeContent
03.09.2023EntryAmendment entry
05.09.2019EntryAmendment entry
18.04.2019Negative entry order: deficiencies not remediedAmendment entry
01.04.2019Order to remedy deficienciesAmendment entry
19.01.2018EntryAmendment entry
06.12.2017EntryAmendment entry
26.10.2015EntryMuutmiskanne ÄS § 525 lg 2 alusel
06.07.2015EntryAmendment entry
25.06.2015Order to remedy deficienciesAmendment entry
07.01.2014EntryFirst entry
03.01.2014Order to remedy deficienciesFirst entry