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Search›Companies›osaühing Leon K
10695492ActivePrivate limited companyEE100648427 · VAT-registered

osaühing Leon K

Tartu maakond, Tartu linn, Tartu linn, Vanemuise tn 43-1·EMTAK 82101 — Office administrative and support activities·25+ years
Andmed · ···
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Overview

e-Business Register · 15 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
18.10.2000e-Business Register
Address
Vanemuise tn 43-1, Tartu linn, Tartu linn, 51003 Tartu maakondADS · e-Business Register
E-mail address
leonkoopia@gmail.come-Business Register
Telephone
+372 56561100· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 82101 - Office administrative and support activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2556,00 €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

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  • Home
  • Views
  • Industries
  • Recent registrations

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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 7 sourcese-Business Register · 1 min agoMTA
e-Business Register ↗

Registered 18. oktoober 2000, primary activity: Office administrative and support activities. Main place of business in Tartu linn, Tartu linn, Tartu maakond.

Revenue 2026 (I kv)
531 €
▲ 18% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
54 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 26.06.2026 (MTA)
Revenue 2026 (I kv)
531 €
▲ 18% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
54 €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 26.06.2026 (MTA)

Officers (2)

e-Business Register · 15 h ago
KJ
Karin Jallai
Born 1955 · 71 y · board member since 18.10.2000
Board member
MJ
Mart Jallai
Born 1953 · 72 y · board member since 18.10.2000
Board member

Founders (2)

e-Business Register · 15 h ago
KJ
Karin Jallai
Born 1955 · 71 y · founder since 18.10.2000
Founder
MJ
Mart Jallai
Born 1953 · 72 y · founder since 18.10.2000
Founder

Shareholders

e-Business Register · 15 h ago
KJ
Karin Jallai
Born 1955 · 71 y · shareholder since 17.09.2023
Shareholder 100% · 3k €

Beneficial owners

e-Business Register · 15 h ago
KJ
Karin Jallai
Born 1955 · 71 y · ultimate beneficial owner since 13.09.2018
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 6 päeva tagasi
Revenue 2025
2k €
↘ -7.7% vs 2024
State taxes 2025
287 €
↗ +63.1% vs 2024
Employees 2025
0
YearRevenueProfitEquity

Taxes, revenue and employees

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

Tech stack

Tehnoloogiad
Mobile carrier
+372 56561100Elisa Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
25.03.2026ReportEsitati 2025. aasta aruanne— Käive 2158 €
2025
31.05.2025ReportEsitati 2024. aasta aruanne— Käive 2339 €

Connected companies

Same-person ties · e-Business Register

osaühing Leon K is connected to 2 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Mart Jallai (2 companies).

Total connections
2
via 1 person
Connecting people
1
Active here
Distinct roles
2
Board member · Founder
Strongest tie
Mart
2 companies
Via personMart Jallai
Assets
Employees
20252158 €452 €4k €5k €025.03.2026
20242339 €90 €3k €3k €031.05.2025
20232418 €203 €3k €3k €005.05.2024
20222572 €235 €3k €3k €029.05.2023
20211546 €−197 €3k €3k €020.04.2022
20203353 €178 €3k €3k €030.05.2021
20193250 €−479 €3k €3k €016.04.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I Q531 €54 €0 €–
20252108 €287 €0 €–
20242339 €176 €0 €–
20232512 €181 €0 €–
20222430 €238 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026531 €–––
State taxes 202654 €–––
Taxes on workforce 20260 €–––
Employees 2026––––
Revenue 2025450 €529 €679 €450 €
State taxes 202556 €86 €93 €52 €
Taxes on workforce 20250 €0 €0 €0 €
Employees 2025––––
Revenue 2024450 €553 €786 €550 €
State taxes 202448 €33 €53 €42 €
Taxes on workforce 20240 €0 €0 €0 €
Employees 2024––––
Revenue 2023543 €450 €866 €653 €
State taxes 202353 €30 €56 €42 €
Taxes on workforce 20230 €0 €0 €0 €
Employees 2023––––
Revenue 2022300 €673 €1k €452 €
State taxes 202216 €51 €141 €30 €
Taxes on workforce 20220 €0 €0 €0 €
Employees 2022––––
2
MJ
Mart Jallai
board member, founder
2 other companies›
CompanyRoleReg. code
Helimees Mart Jallai
Sole trader
10767056
Heliprojekt OÜ
FounderUltimate beneficial ownerShareholder 50%Board member
16407620