ETENRU
RegisteredHarju County
Registry code
14049961
VAT number
EE101954628
Address
Harju maakond, Tallinn, Kesklinna linnaosa, Pille tn 11/1-32, 10138
Registered
16.05.2016 · 10 yrs
Activity
Programmeerimine 62101
Capital
2 500 €
Email
h•••@s•••.ioLog in to see
Phone
+372 •• ••••Log in to see
Website
https://serokell.io
LEI
52990042X5S0L3QO9184 ISSUED
Business Register 04.10.2026
Sales revenue2,1 m €+11%2025 annual report
Profit647 €2025 annual report
Cash8 140 €Cash 31.12.2025, annual report
Tax debt0 €Tax Board debtor list 03.10.2026
Revenue 12 months2,0 m €+54%Tax Board, last 4 quarters
Tax debt since 26.09.2026 · ✓ no debt
Details ↓
Turnover by quarter · latest 470 tuh €
231 k472 k393 k181 k627 k284 k591 k470 k
III 24IV 24I 25II 25III 25IV 25I 26II 26
Chart ↓
Firmo rating
A
Hea, madal risk
75 / 100 points
CBBBBBBAAAAAA
View credit reportReport a debtHow the rating is calculatedCalculated 04.10.2026 · 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 → BBB → A
In tax debt0 days since 26.09.2026
Revenue 12 months▲ 54% aasta varasemaga
Notification when something changes
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Data

Board and owners

3 persons
Number of active companies, tax debt and bankruptcy. Facts, not an assessment.
Board 3
Arsenii Seroka2 companiesno tax debtPersonal ID ↗16.05.2016
Emīls Petračenoks1 companyno tax debtPersonal ID ↗16.05.2016
Ivan Gromakovskii1 companyno tax debtPersonal ID ↗30.05.2016
Shareholders 2
Arsenii Seroka50,0% 1 250 €02.09.2023
Emīls Petračenoks50,0% 1 250 €02.09.2023
Beneficial owners 3
Arsenii Seroka2 companiesno tax debtotsene osalus30.10.2018
Emīls Petračenoks1 companyno tax debtotsene osalus30.10.2018
Ivan Gromakovskii1 companyno tax debtotsene osalus30.10.2018

Business Register open data

Quarterly taxes and revenue

2026 Q2
State taxes / revenue0,0%
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 Q2469 969 €▲ 159%———
2026 Q1590 911 €▲ 50%———
2025 Q4284 094 €▼ 40%———
2025 Q3626 848 €▲ 171%———
2025 Q2181 205 €▼ 60%———
2025 Q1392 768 €▼ 26%———
2024 Q4472 206 €▼ 24%———
2024 Q3231 337 €▼ 67%0 €0 €—
2024 Q2458 121 €▼ 39%———
2024 Q1533 356 €▲ 17%———
2023 Q4622 358 €▼ 9%———
2023 Q3692 128 €▲ 13%0 €9 058 €—
Näita kogu ajalugu (18 kvartalit)
2023 Q2750 224 €▼ 8%0 €7 388 €—
2023 Q1457 319 €▼ 29%———
2022 Q4682 448 €———
2022 Q3609 897 €———
2022 Q2816 255 €0 €16 912 €—
2022 Q1643 774 €0 €16 550 €—

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 revenue2,1 m €▲ 11%1,9 m €▼ 9%2,1 m €▼ 8%2,2 m €▲ 47%1,5 m €
Profit647 €▲ plussi-2 061 €▲ 98%-126 k €▼ 67%-75 705 €▲ 53%-160 k €
Profit margin0,0%-0,1%-6,1%-3,4%-10,5%
Jaotamata kasum2 982 €▼ 41%5 053 €▼ 96%131 k €▼ 37%207 k €▼ 44%367 k €
Cash8 140 €▼ 42%14 149 €▼ 33%21 153 €▼ 86%146 k €▼ 31%211 k €
Current assets116 k €▲ 58%73 351 €▼ 68%227 k €▼ 4%237 k €▼ 23%308 k €
Assets116 k €▲ 58%73 351 €▼ 68%227 k €▼ 4%237 k €▼ 23%308 k €
Current liabilities110 k €▲ 62%67 859 €▼ 69%220 k €▲ 112%104 k €▲ 5%98 523 €
Total liabilities110 k €▲ 62%67 859 €▼ 69%220 k €▲ 112%104 k €▲ 5%98 523 €
Equity6 129 €▲ 12%5 492 €▼ 27%7 553 €▼ 94%134 k €▼ 36%209 k €
Tööjõukulud0 €0 €0 €0 €0 €
Employees00000
Filed01.07.202601.07.202502.07.202430.06.202329.06.2022
ReportIn the Business Register ↗In the Business Register ↗In the Business Register ↗In the Business Register ↗In the Business Register ↗

▲ kasv, ▼ 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
Programmeerimine main activity621012 087 929 €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 03.10.2026

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

0

No holdings in other companies

Companies linked via the board

1

Sorted by revenue (latest report or 4 quarters).

Top 20 in activity: Programmeerimine

20
#CompanyRevenue
1Pipedrive OÜ236,8 m €
2pawaTech OÜ100,6 m €
3Eleks Holding OÜ79,9 m €
4Veriff OÜ78,5 m €
5Nortal AS64,4 m €
6Goldmont OÜ61,2 m €
7osaühing Playtech Estonia54,5 m €
8AKTSIASELTS HELMES46,3 m €
9Spribe OÜ40,4 m €
10Breakwater Technology OÜ31,0 m €
11A2verse OÜ30,8 m €
12Twilio Estonia OÜ29,4 m €
13Stiltsoft Europe OÜ25,2 m €
14Trinidad Wiseman OÜ23,9 m €
15Ridango AS23,0 m €
16Botguard OÜ21,0 m €
17Rush Street Interactive Development Estonia OÜ19,6 m €
18Dream Finance OÜ19,6 m €
19Viseven Europe OÜ18,2 m €
20Toggl OÜ18,0 m €

Serokell OÜ: koht 203 / 6032

Sarnase suurusega: Nexd OÜ, abZAgency OÜ, Evitec OÜ, Binariks OÜ, Bear Metal OÜ, RELU OÜ, AS Synerall, Cthrsis OÜ, Datanor OÜ, Rocksoft OÜ

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

Domains

1 records

Domains

DomainSource
serokell.ioBusiness Register

History and notices

13
DateLiikSisu
03.02.2025KanneMuutmiskanne TsMS § 595¹ lg 1 alusel
14.09.2023KanneMuutmiskanne
02.09.2023KanneMuutmiskanne
03.05.2023KanneMuutmiskanne
25.11.2019KanneMuutmiskanne ÄS § 525 lg 2 alusel
12.02.2018KanneMuutmiskanne
01.02.2018Puuduste kõrvaldamise määrusMuutmiskanne
29.01.2018KanneMuutmiskanne
20.01.2018KanneMuutmiskanne
11.12.2017KanneMuutmiskanne
30.05.2016KanneMuutmiskanne
19.05.2016Puuduste kõrvaldamise määrusMuutmiskanne
16.05.2016KanneEsmakanne