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Search›Companies›KoThinker OÜ
16837154ActivePrivate limited companyEE102702879 · VAT-registered

KoThinker OÜ

Pärnu maakond, Pärnu linn, Pärnu linn, Nurmenuku tn 3/2·EMTAK 85599 — Other education n.e.c.·2+ years
Andmed · ···
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Overview

e-Business Register · 9 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
10.10.2023e-Business Register
Address
Nurmenuku tn 3/2, Pärnu linn, Pärnu linn, 85009 Pärnu maakondADS · e-Business Register
E-mail address
aive@kothinker.come-Business Register
Website
kothinker.come-Business Register · domain active
Principal activity
EMTAK 85599 - Other education n.e.c.e-Business Register · ETCB
VAT number
ETCB · VAT-registered
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
  • Activity licences
  • Recent registrations

Data

  • 79 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • FAQ
  • For journalists
  • Donate
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 8 sourcese-Business Register · 1 min agoMTABuiltWithWeb tech scan
e-Business Register ↗

Registered 10. oktoober 2023, primary activity: Other education n.e.c.. Main place of business in Pärnu linn, Pärnu linn, Pärnu maakond.

Revenue 2026 (I-II kv)
0 €
▼ 100% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
0 €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 09.08.2026 (MTA)

Officers (2)

e-Business Register · 9 h ago
AU
Aive Uus
Born 1982 · 44 y · board member since 10.10.2023
Board member
RJ
Riho Jaska
Born 1977 · 49 y · board member since 10.10.2023
Board member

Founders (6)

e-Business Register · 9 h ago
OE
OÜ EksoinfLEGAL PERSON
Legal person · 11317438 · founder since 09.10.2023
Founder · 250 €
HK
Helen Kaljusaar
Born 1998 · 27 y · founder since 09.10.2023
Founder · 115 €
BO
BestEffort OÜLEGAL PERSON
Legal person · 16590357 · founder since 09.10.2023
Founder · 250 €

Shareholders (5)

e-Business Register · 9 h ago
DO
DolphinHack OÜLEGAL PERSON
Legal person · 14964061 · shareholder since 21.10.2024
Shareholder 65% · 2k €
BO
BestEffort OÜLEGAL PERSON
Legal person · 16590357 · shareholder since 21.10.2024
Shareholder 22% · 540 €
KO
KoFounder OÜLEGAL PERSON
Legal person · 16483804 · shareholder since 10.10.2023
Shareholder 7% · 162,50 €

Annual reports (2)

e-Business Register · annual reports · 4 päeva tagasi
Revenue 2025
0 €
↘ -100.0% vs 2024
State taxes 2025
1k €
↘ -34.0% vs 2024
Employees 2025
0
YearRevenueProfitEquity

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
2k €1k €0
202420252026

Tech stack

Website analysis · 1 päeva tagasi
Domains (1)
kothinker.com
SPFDMARC
MXGoogle Workspace
SRCÄriregister
Detected technologies
OtherOpen Graph · Schema.org
CDNCloudflare
Tag managerGoogle Tag Manager
UI framework

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
26.06.2026ReportEsitati 2025. aasta aruanne— Käive 0 €
2025
25.06.2025ReportEsitati 2024. aasta aruanne— Käive 6190 €
2024
21.10.2024OfficerSai osanikuks4×expand ›hide ⌃
  • BestEffort OÜ · · 22 %
  • · · 6 %

Connected companies

Same-person ties · e-Business Register

KoThinker OÜ is connected to 10 other companies through 3 people who hold a role here and elsewhere. The strongest tie runs through Riho Jaska (5 companies).

Total connections
10
via 3 people
Connecting people
3
Active here
Distinct roles
2
Board member · Founder
Strongest tie
Riho
5 companies
Via personRiho Jaska
Revenue 2026 II kv
0 €
▼ 100% vs 2024
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
0 €
State + labour taxes · 2026 I kv
Tax debt
0 €
As of 09.08.2026 (MTA)
DO
DolphinHack OÜLEGAL PERSON
Legal person · 14964061 · founder since 09.10.2023
Founder · 1k €
FO
Foffit OÜLEGAL PERSON
Legal person · 16406566 · founder since 09.10.2023
Founder · 587,50 €
KO
KoFounder OÜLEGAL PERSON
Legal person · 16483804 · founder since 09.10.2023
Founder · 162,50 €
FO
Foffit OÜLEGAL PERSON
Legal person · 16406566 · shareholder since 21.10.2024
Shareholder 6% · 150 €
OE
OÜ EksoinfLEGAL PERSON
Legal person · 11317438 · shareholder since 21.10.2024
Shareholder 1% · 25 €
Assets
Employees
20250 €−4086 €-7k €2k €026.06.2026
20246190 €−5210 €-3k €1k €025.06.2025
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I-II Q0 €0 €0 €–
202575 €1113 €1276 €1
20243715 €1686 €1185 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20260 €0 €––
State taxes 20260 €–––
Taxes on workforce 20260 €–––
Employees 2026––––
Revenue 202575 €0 €0 €0 €
State taxes 2025156 €319 €319 €319 €
Taxes on workforce 2025169 €369 €369 €369 €
Employees 202511––
Revenue 2024525 €1k €300 €1k €
State taxes 2024272 €686 €200 €528 €
Taxes on workforce 2024169 €508 €169 €339 €
Employees 20241–1–
Tailwind CSS
Foffit OÜ
  • DolphinHack OÜ · · 65 %
  • OÜ Eksoinf · · 1 %
    • 21.10.2024FilingMuutmiskanne2×expand ›hide ⌃
    • Ä 50239153 / 2 · Olek: Jõustunud
    • Kanne nr 2 · kanne
    5
    Helen Kaljusaar3
    Aive Uus2
    RJ
    Riho Jaska
    board member
    5 other companies›
    CompanyRoleReg. code
    BestEffort OÜ
    Board memberShareholder 100%Founder
    		16590357
    Kootsi Külaselts
    Founder
    		80193838
    Lahhentagge OÜ
    Shareholder 0%
    		14132567
    MTÜ Lehola Jahiselts
    Board member
    		80266574
    SRM Ventures OÜ
    Board member
    		16668622
    HK
    Helen Kaljusaar
    founder
    3 other companies›
    CompanyRoleReg. code
    Mindful Marketers OÜ
    Board memberShareholder 100%Founder
    		16927957
    Rikardia Network OÜ
    Shareholder 29%Board member
    AU
    Aive Uus
    board member
    2 other companies›
    CompanyRoleReg. code
    DolphinHack OÜ
    Board memberShareholder 100%Founder
    		14964061
    KoFounder OÜ
    Board member
    		16483804
    16574602
    Viimsi vald, Viimsi alevik, Aiandi tee 8 korteriühistu
    Board member
    		80164690

    Analysis · 2025

    computed from annual reports
    Revenue0 €median 11k €0% of the sector median
    Revenue change-100.0%median 0.0%-100.0 pp vs sector median
    Equity ratio-329.5%equity is negative
    Current ratio0.23current assets cover under 1× liabilities
    Compared with2024revenue 6k €

    Peer group: Muu mujal liigitamata õpe, 2,078 trading companies that filed a report in the last three years.

    Founded 2023. That year 19,350 osaühing were registered; 18,818 are still trading, or 97.3%.