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Address: Parda tn 8, 10151 Tallinn, Estonia
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Search›Companies›Lessonschool OÜ
14855277ActivePrivate limited company

Lessonschool OÜ

Harju maakond, Tallinn, Kristiine linnaosa, Marja tn 7·EMTAK 8559 — Other education n.e.c.·6+ years
Andmed · ···
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Overview

e-Business Register · 23 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
25.11.2019e-Business Register
Address
Marja tn 7, Kristiine linnaosa, Tallinn, 10617 Harju maakondADS · e-Business Register
E-mail address
info@vilumus.eee-Business Register
Principal activity
EMTAK 8559 - Other education n.e.c.e-Business Register · ETCB
Share capital
2500,00 €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
  • Recent registrations

Data

  • 72 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • For journalists
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Revenue 2025
39 482 €
▼ 1% vs 2023
As of 10.04.2026 (MTA)
Employees
1
2025 (MTA)
Taxes paid
1563 €
State + labour taxes · 2025 (I-IV kv)
Tax debt
0 €
As of 24.06.2026 (MTA)

Registered 25. november 2019, primary activity: Other education n.e.c.. Main place of business in Kristiine linnaosa, Tallinn, Harju maakond.

Data · 8 sourcese-Business Register · 5 min agoMTAEHIS
e-Business Register ↗
Revenue 2025
39k €
▼ 1% vs 2023
As of 10.04.2026 (MTA)
Employees
1
2025 (MTA)
Taxes paid
2k €
State + labour taxes · 2025 (I-IV kv)
Tax debt
€0
As of 24.06.2026 (MTA)

Officers

e-Business Register · 23 h ago
DT
Deniss Tsõro
Born 1973 · 53 y · board member since 09.10.2025
Board member

Founders (2)

e-Business Register · 23 h ago
DT
Deniss Tsõro
Born 1973 · 53 y · founder since 21.11.2019
Founder · 2k €
EK
Ekaterina Kovalenok
Born 1969 · 57 y · founder since 21.11.2019
Founder · 750 €

Shareholders (2)

e-Business Register · 23 h ago
DT
Deniss Tsõro
Born 1973 · 53 y · shareholder since 01.09.2023
Shareholder 70% · 2k €
EK
Ekaterina Kovalenok
Born 1969 · 57 y · shareholder since 01.09.2023
Shareholder 30% · 750 €

Beneficial owners (2)

e-Business Register · 23 h ago
EK
Ekaterina Kovalenok
Born 1969 · 57 y · ultimate beneficial owner since 25.11.2019
Ultimate beneficial owner
DT
Deniss Tsõro
Born 1973 · 53 y · ultimate beneficial owner since 25.11.2019
Ultimate beneficial owner

Annual reports (5)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
39k €
↘ -1.3% vs 2023
Employees 2024
2
0.0% vs 2023
YearRevenueProfitEquityAssetsEmployees

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
2k €1k €0

Licences (1)

EHIS · 22 h tagasi
Active licences
1
Eesti keele tasemeeksami koolituse tegevusluba1
Oldest · Newest
2020→2020
Oldest licenceEesti keele tasemeeksami koolituse tegevusluba · 06.04.2020
Active1 / 1
Eesti keele tasemeeksami koolituse tegevuslubaEHIS
1 school typesfrom 06.04.2020
Active
täienduskoolitusasutus

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
09.10.2025OfficerAstus juhatusse— Deniss Tsõro
09.10.2025FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50133805 / 5 · Olek: Jõustunud
  • Kanne nr 5 · kanne
30.06.2025ReportEsitati 2024. aasta aruanne— Käive 39 482 €

Connected companies

Same-person ties · e-Business Register

Lessonschool OÜ is connected to 24 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Deniss Tsõro (21 companies).

Total connections
24
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Deniss
21 companies
Via personDeniss Tsõro
202439 482 €−3199 €2k €3k €230.06.2025
202339 992 €−4006 €3k €4k €226.04.2024
202238 899 €4875 €4k €4k €229.05.2023
202137 433 €−6655 €2k €2k €430.06.2022
202025 172 €6192 €9k €9k €230.06.2021
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
2022202320242025
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2025—765 €798 €1
2024—2192 €2254 €1
2023—2392 €2497 €1
2022—1857 €1947 €2
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2025––––
State taxes 2025––404 €361 €
Taxes on workforce 2025––422 €376 €
Employees 2025–11–
Revenue 2024––––
State taxes 2024514 €964 €714 €–
Taxes on workforce 2024537 €989 €728 €–
Employees 202421––
Revenue 2023––––
State taxes 20231k €900 €–193 €
Taxes on workforce 20231k €940 €–202 €
Employees 20231––1
Revenue 2022––––
State taxes 2022100 €264 €271 €1k €
Taxes on workforce 2022105 €276 €283 €1k €
Employees 20221122
21
Ekaterina Kovalenok3
DT
Deniss Tsõro
board member, founder, shareholder 70%, ultimate beneficial owner
21 other companies›
CompanyRoleReg. code
AkoolitusB OÜ
Founder
11434227
Ankor e-koolitus OÜ
Board memberUltimate beneficial ownerShareholder 100%
14805635
Avasedu OÜ
Board member
17341515
Avatud Koolitus OÜ
Founder
12087414
Crypto D.A.T Company OÜ
Board memberFounderUltimate beneficial ownerShareholder 50%
14707312
GlobalCoreAI OÜ
FounderUltimate beneficial ownerBoard memberShareholder 50%
12611714
Koolituskeskus Intensiivne OÜ
FounderShareholder 70%Ultimate beneficial owner
14855194
Mittetulundusühing G-Global Development Community
Ultimate beneficial ownerBoard member
80363863
Mittetulundusühing Oskus ja Kogemus
Founder
80265103
Mittetulundusühing Otsuseotsija
FounderUltimate beneficial ownerBoard member
80313888
Mittetulundusühing Salamoia
FounderUltimate beneficial ownerBoard member
80553635
MTÜ Silk Road and Hanseatic League Association
Board memberUltimate beneficial owner
80552009
Onlinekool OÜ
Shareholder 70%FounderUltimate beneficial owner
12030762
Only School OÜ
Founder
14854622
Osaühing HRUSTEK
Founder
11190481
OÜ DATE School
Board memberFounderUltimate beneficial owner
11719444
… and 5 more · see on the person page ↗
EK
Ekaterina Kovalenok
founder, shareholder 30%, ultimate beneficial owner
3 other companies›
CompanyRoleReg. code
EduSchool OÜ
Ultimate beneficial ownerBoard memberFounderShareholder 100%
16571897
Eluhealine UÜ
Shareholder
Authorised limited partner (representation)
14404379
STAR7REK UÜ
ShareholderGeneral partnerUltimate beneficial owner
14820735