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Search›Companies›Kosu Group OÜ
10903973ActivePrivate limited companyEE100793848 · VAT-registered

Kosu Group OÜ

Rapla maakond, Märjamaa vald, Sõtke küla, Laane piirkond 14·EMTAK 30111 — Building of civilian ships·24+ years
Andmed · ···
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Overview

e-Business Register · 18 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
31.10.2002e-Business Register
Address
Laane piirkond 14, Sõtke küla, Märjamaa vald, 78318 Rapla maakondADS · e-Business Register
E-mail address
marek.kosugroup@gmail.come-Business Register
Telephone
+372 5053523· Tele2 Eesti Aktsiaseltse-Business Register · TTJA NBA
Principal activity
EMTAK 30111 - Building of civilian shipse-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2684,00 €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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  • 78 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
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  • Donation terms
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 8 sourcese-Business Register · 7 min agoMTARiigi Teataja · Riigikohus
e-Business Register ↗

Registered 31. oktoober 2002, primary activity: Building of civilian ships. Main place of business in Sõtke küla, Märjamaa vald, Rapla maakond.

Revenue 2026 III kv
64 466 €
▼ 77% vs 2025 III kv
As of 10.10.2026 (MTA)
Employees
7
2026 (MTA)
Taxes paid
8264 €
State + labour taxes · 2026 III kv
Tax debt
0 €
As of 07.11.2026 (MTA)
Revenue 2026 (I-III kv)
297k €
▼ 12% vs 2025 I-III kv
As of 10.10.2026 (MTA)
Employees
7
2026 (MTA)
Taxes paid
27k €
State + labour taxes · 2026 (I-III kv)
Tax debt
€0
As of 07.11.2026 (MTA)

Tax debt over time

MTA · last 365 d
Current €0max 774,51 €
16 Jun 202627 Aug 20268 Nov 2026
30 days
−774,51 €
774,51 € → 0,00 €
90 days
−426,73 €
426,73 € → 0,00 €
365 days
–
no data yet

Officers (2)

e-Business Register · 18 h ago
TK
Toomas Kosubenko
Born 1974 · 52 y · board member since 02.01.2006
Board member
MK
Marek Kosubenko
Born 1973 · 53 y · board member since 02.01.2006
Board member

Founders

e-Business Register · 18 h ago
PA
Projektijuht Aare OÜ
LEGAL PERSON
Legal person · 10613420 · founder since 31.10.2002
Founder

Shareholders (6)

e-Business Register · 18 h ago
0%50%100%
Founder / management
300.0% · 6
#ShareholderType%€
1
Toomas Kosubenko
Founder / management50.00%1k €
2
Stella-Marii Kosubenko
Founder / management50.00%1k €
3
Marek Kosubenko
Founder / management50.00%1k €
4
Pets Joshua Kosubenko
Founder / management50.00%1k €
5
Sanna Kosubenko
Founder / management50.00%1k €
6
Daniel Kosubenko
Founder / management50.00%1k €
Concentration

How tightly the cap table is held. Top-N shows the combined stake of the largest N shareholders; the 80% line is the smallest group that together controls 80%; Gini is 0 when stakes are perfectly equal, 1 when one holder owns everything.

Top 1
50.0%
Top 3
150.0%
Top 5
250.0%
Top 10
300.0%
80% line
5 of 6
Gini
0.00

Controlling stake: top holder commands 50.0%, sole control.

TK
Toomas Kosubenko
Born 1974 · 52 y · shareholder since 01.09.2023
Shareholder 50% · 1k €
SK
Stella-Marii Kosubenko
Born 2003 · 23 y · shareholder since 03.03.2025
Shareholder 50% · 1k €
MK
Marek Kosubenko
Born 1973 · 53 y · shareholder since 03.03.2025
Shareholder 50% · 1k €
PJ
Pets Joshua Kosubenko
Born 2010 · 16 y · shareholder since 03.03.2025

Subsidiaries

e-Business Register · shareholders · 18 h ago

Kosu Group OÜ is a shareholder or officer in 1 more company.

Ekleton OÜ
Shareholder 60%

Annual reports (7)

e-Business Register · annual reports · 29 päeva tagasi
Revenue 2025
533k €
↗ +529% vs 2024
State taxes 2025
20k €
↗ +140% vs 2024
Employees 2025
4
YearRevenueProfitEquityAssetsEmployees
2025532 946 €14 442 €485k €1,4m €421.08.2026
202484 734 €−91 212 €471k €1,4m €018.08.2025
2023428 114 €−192 188 €562k €1,0m €818.08.2025
20221 021 643 €41 963 €
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.10.2026 as of
500k €250k €0
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I-III Q297 130 €15 296 €11 858 €7
2025473 712 €20 145 €18 617 €11
2024102 267 €8402 €7859 €3
2023329 921 €87 106 €85 808 €10
2022985 573 €90 598 €
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026113k €120k €64k €–
State taxes 20266k €4k €6k €–
Taxes on workforce 20266k €3k €3k €–
Employees 2026997–
Revenue 20258k €56k €275k €134k €
State taxes 20252k €2k €

Tech stack

Tehnoloogiad
Mobile carrier
+372 5053523Tele2 Eesti Aktsiaselts

Court rulings (1 · 1 as respondent)

Riigi Teataja
20251 decision
18.03.20252-24-19397/7
Muud › MereõigusPärnu Maakohus Rapla kohtumajaOther parties: ETS Logistics OÜ (Hageja)Decision PDF →On Riigi Teataja →On lahend.ee →
KostjaJõustunud

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
06.11.2026FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 30024214 / 14 · Olek: Jõustunud
  • Kanne nr 12 · kanne
11.09.2026TaxMaksuvõlg kasvas— +348 € (kokku 775 €)
21.08.2026ReportEsitati 2025. aasta aruanne— Käive 532 946 €
14.08.2026FilingTrahvihoiatusmäärus: majandusaasta aruanne esitamata— Ä 30024214 / M8 · Olek: Puudused kõrvaldatud
03.07.2026TaxMaksuvõlg vähenes— −134 € (jäänud 427 €)
16.06.2026TaxMaksuvõlg kasvas— +561 € (kokku 561 €)
2025
18.08.2025ReportEsitati 2023. aasta aruanne— Käive 428 114 €
18.08.2025ReportEsitati 2024. aasta aruanne— Käive 84 734 €
05.08.2025FilingTrahvihoiatusmäärus: majandusaasta aruanne esitamata— Ä 30024214 / M7 · Olek: Puudused kõrvaldatud
11.03.2025FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 30024214 / 13 · Olek: Jõustunud
  • Kanne nr 11 · kanne
03.03.2025

Connected companies

Same-person ties · e-Business Register

Kosu Group OÜ is connected to 7 other companies through 6 people who hold a role here and elsewhere. The strongest tie runs through Marek Kosubenko (2 companies).

Total connections
7
via 6 people
Connecting people
6
Active here
Distinct roles
2
Board member · Shareholder
Strongest tie
Marek
2 companies
Via personMarek Kosubenko2Toomas Kosubenko1Stella-Marii Kosubenko1Pets Joshua Kosubenko1Sanna Kosubenko1Daniel Kosubenko1
MK
Marek Kosubenko
board member, shareholder 50%
2 other companies›
CompanyRoleReg. code
Ekleton OÜ
Board member
11306713
Promarine OÜ
Shareholder 25%
12676843
Shareholder 50% · 1k €
SK
Sanna Kosubenko
Born 1991 · 35 y · shareholder since 03.03.2025
Shareholder 50% · 1k €
DK
Daniel Kosubenko
Born 1995 · 31 y · shareholder since 03.03.2025
Shareholder 50% · 1k €
754k €
878k €
9
12.06.2023
2021818 948 €121 460 €725k €805k €726.06.2022
2020358 125 €80 737 €654k €734k €730.06.2021
20191 111 732 €315 944 €584k €627k €1011.08.2020
96 362 €
14
8k €
8k €
Taxes on workforce 20253k €1k €7k €7k €
Employees 2025210811
Revenue 202457k €9k €25k €12k €
State taxes 20247k €344 €0 €1k €
Taxes on workforce 20247k €0 €540 €0 €
Employees 20249433
Revenue 202398k €204k €19k €9k €
State taxes 202328k €29k €19k €12k €
Taxes on workforce 202329k €28k €18k €11k €
Employees 202316131010
Revenue 2022196k €190k €150k €449k €
State taxes 202223k €23k €23k €22k €
Taxes on workforce 202224k €24k €24k €24k €
Employees 202212131414
OfficerSai osanikuks5×expand ›hide ⌃
  • Marek Kosubenko · · 50 %
  • Stella-Marii Kosubenko · · 50 %
  • Pets Joshua Kosubenko · · 50 %
  • Sanna Kosubenko · · 50 %
  • Daniel Kosubenko · · 50 %
03.03.2025FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 30024214 / 12 · Olek: Jõustunud
  • Kanne nr 10 · kanne
TK
Toomas Kosubenko
board member, shareholder 50%
1 other company›
CompanyRoleReg. code
Promarine OÜ
Shareholder 25%
12676843
SK
Stella-Marii Kosubenko
shareholder 50%
1 other company›
CompanyRoleReg. code
Promarine OÜ
Shareholder 25%
12676843
PJ
Pets Joshua Kosubenko
shareholder 50%
1 other company›
CompanyRoleReg. code
Promarine OÜ
Shareholder 25%
12676843
SK
Sanna Kosubenko
shareholder 50%
1 other company›
CompanyRoleReg. code
Promarine OÜ
Shareholder 25%
12676843
DK
Daniel Kosubenko
shareholder 50%
1 other company›
CompanyRoleReg. code
Promarine OÜ
Shareholder 25%
12676843

Documents (2)

dokumendiregister.ee
  • 30.07.2019Kiri· Väljaminev kiriMaanteeamet
  • 05.07.2019Raplamaa Pärnu mnt 35 ja 37 kinnistute mahasõit· Sissetulev kiriMaanteeamet

Analysis · 2025

computed from annual reports
Revenue533k €median 148k €3.6× the sector median
Net margin2.7%median 10.2%-7.5 pp vs sector median
Revenue per employee133k €median 67k €2.0× the sector median
Revenue change529.0%median 12.6%+516.4 pp vs sector median
Equity ratio35.1%
Current ratio0.30current assets cover under 1× liabilities
Labour cost of revenue11.4%
Profit per employee3611 €
Compared with2024revenue 85k €

Peer group: Tsiviillaevade ehitus, 65 trading companies that filed a report in the last three years.

Founded 2002. That year 2,585 osaühing were registered; 2,510 are still trading, or 97.1%.