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Search›Companies›Kronos & Ratio OÜ
17170261ActivePrivate limited companyEE102901612 · VAT-registered

Kronos & Ratio OÜ

Harju maakond, Tallinn, Mustamäe linnaosa, A. H. Tammsaare tee 61-85·EMTAK 71121 — Constructional engineering-technical designing and consulting·1+ years
Andmed · ···
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Overview

e-Business Register · 18 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
04.02.2025e-Business Register
Address
A. H. Tammsaare tee 61-85, Mustamäe linnaosa, Tallinn, 13415 Harju maakondADS · e-Business Register
E-mail address
info@krstudio.eue-Business Register
Website
krstudio.eue-Business Register · domain active
Principal activity
EMTAK 71121 - Constructional engineering-technical designing and consultinge-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
0,01 €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
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  • Activity licences
  • Recent registrations

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Organisation

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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 9 sourcese-Business Register · 8 min agoMTABuiltWithWeb tech scan
e-Business Register ↗

Registered 4. veebruar 2025, primary activity: Constructional engineering-technical designing and consulting. Main place of business in Mustamäe linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
84 971 €
As of 10.07.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
2518 €
State + labour taxes · 2026 II kv
Tax debt
1420,73 €
As of 11.08.2026 (MTA)
Revenue 2026 (I-II kv)
218k €
As of 10.07.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
6k €
State + labour taxes · 2026 (I-II kv)
Tax debt
1420,73 €
As of 11.08.2026 (MTA)

Tax debt over time

MTA · last 365 d

Current debt: 1420,73 €. History updated daily.

30 days
–
no data yet
90 days
–
no data yet
365 days
–
no data yet

Officers

e-Business Register · 18 h ago
KR
Kristjan Rääk
Born 1985 · 41 y · board member since 04.02.2025
Board member

Founders

e-Business Register · 18 h ago
KR
Kristjan Rääk
Born 1985 · 41 y · founder since 02.02.2025
Founder · 0,01 €

Shareholders

e-Business Register · 18 h ago
KR
Kristjan Rääk
Born 1985 · 41 y · shareholder since 04.02.2025
Shareholder 100% · 0,01 €

Annual reports (1)

e-Business Register · annual reports · 6 päeva tagasi
YearRevenueProfitEquityAssetsEmployees
2025130 448 €68 668 €69k €85k €120.01.2026
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 · 10.07.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I-II Q218 434 €0 €6099 €1
2025I-IV Q33 150 €3476 €2293 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026133k €85k €––
State taxes 20260 €0 €––
Taxes on workforce 20264k €3k €––
Employees 202611––
Revenue 2025–––33k €
State taxes 2025–307 €921 €2k €
Taxes on workforce 2025–307 €921 €1k €
Employees 2025–––1

Tech stack

Website analysis · 3 päeva tagasi
Domains (1)
krstudio.eu
SPFDMARC
SRCÄriregister
Detected technologies
FrameworkNext.js · React
CDNCloudflare
UI frameworkTailwind CSS
OtherOpen Graph

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
11.08.2026TaxMaksuvõlg kasvas— +1421 € (kokku 1421 €)
20.01.2026ReportEsitati 2025. aasta aruanne— Käive 130 448 €
2025
06.02.2025FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50274939 / 2 · Olek: Jõustunud
  • Kanne nr 2 · kanne
04.02.2025OfficerSai osanikuks— Kristjan Rääk · · 100 %
04.02.2025OfficerAstus juhatusse— Kristjan Rääk
04.02.2025FilingEsmakanne2×expand ›hide ⌃
  • Ä 50274939 · Olek: Jõustunud
  • Kanne nr 1 · kanne
03.02.2025FilingEsmakanne— Ä 50274939 / M1 · Olek: Puudused kõrvaldatud
02.02.2025OfficerAsutas ettevõtte— Kristjan Rääk

Connected companies

Same-person ties · e-Business Register

Kronos & Ratio OÜ is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Kristjan Rääk (1 company).

Total connections
1
via 1 person
Connecting people
1
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Kristjan
1 company
Via personKristjan Rääk1
KR
Kristjan Rääk
board member, founder, shareholder 100%
1 other company›
CompanyRoleReg. code
Alumion Group OÜ
Board memberShareholder 100%Founder
17372421

Analysis · 2025

computed from annual reports
Revenue130k €median 36k €3.6× the sector median
Net margin52.6%median 19.3%+33.4 pp vs sector median
Revenue per employee130k €median 64k €2.0× the sector median
Equity ratio80.4%
Current ratio4.44
Labour cost of revenue11.1%
Profit per employee68 668 €

Peer group: Ehituslik insener-tehniline projekteerimine ja nõustamine, 1,821 trading companies that filed a report in the last three years.

Founded 2025. That year 23,223 osaühing were registered; 22,913 are still trading, or 98.7%.