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Search›Companies›OÜ KATRIN OIDJÄRVE ARHITEKTUURIBÜROO
10519996ActivePrivate limited companyEE100867486 · VAT-registered

OÜ KATRIN OIDJÄRVE ARHITEKTUURIBÜROO

Harju maakond, Tallinn, Kristiine linnaosa, Sõstra tn 4-8·EMTAK 71111 — Architectural activities·27+ years
Andmed · ···
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Overview

e-Business Register · 3 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
21.12.1998e-Business Register
Address
Sõstra tn 4-8, Kristiine linnaosa, Tallinn, 10616 Harju maakondADS · e-Business Register
E-mail address
katrin@arhiko.eee-Business Register
Telephones
+372 6564694+372 5288158· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 71111 - Architectural activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2556,00 €e-Business Register
nimistuEstonia'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
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  • Activity licences
  • Recent registrations

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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 10 sourcese-Business Register · 6 min agoMTAMTRWeb tech scanEesti Internet
e-Business Register ↗

Registered 21. detsember 1998, primary activity: Architectural activities. Main place of business in Kristiine linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
800 €
▼ 43% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
1152 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 06.07.2026 (MTA)
Revenue 2026 (I kv)
800 €
▼ 43% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
1k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 06.07.2026 (MTA)

Officers (2)

e-Business Register · 3 h ago
KO
Katrin Oidjärv
Born 1952 · 74 y · board member since 21.12.1998
Board member
KS
Kersti Siilaberg
Born 1955 · 71 y · board member since 21.12.1998
Board member

Shareholders (2)

e-Business Register · 3 h ago
KO
Katrin Oidjärv
Born 1952 · 74 y · shareholder since 01.09.2023
Shareholder 50% · 1k €
KS
Kersti Siilaberg
Born 1955 · 71 y · shareholder since 01.09.2023
Shareholder 50% · 1k €

Beneficial owners (2)

e-Business Register · 3 h ago
KO
Katrin Oidjärv
Born 1952 · 74 y · ultimate beneficial owner since 22.10.2018
Ultimate beneficial owner
KS
Kersti Siilaberg
Born 1955 · 71 y · ultimate beneficial owner since 22.10.2018
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 3 päeva tagasi
Revenue 2025
7k €
↗ +36.1% vs 2024
State taxes 2025
3k €
↘ -2.8% vs 2024
Employees 2025
1
0.0% vs 2024
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
5k €3k €0

Licences (1)

MTR · 2 h tagasi
Active licences
1
Other1
Oldest · Newest
2003→2003
Oldest licenceEP10519996-0001 · 14.02.2003
Active1 / 1
EP10519996-0001
Projekteerimine
Majandustegevusteade
From14.02.2003
UntilOpen-ended
Valid

Tech stack

Website analysis · 1 päeva tagasi
Domains (1)
arhiko.ee
SPF
REGEedo & Partnerid OÜ
SRCEIS WHOIS
Detected technologies
Web serverLiteSpeed
Mobile carrier
+372 5288158Elisa Eesti AS+372 6564694Unknown

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
09.06.2026ReportEsitati 2025. aasta aruanne— Käive 6535 €
2025
05.06.2025ReportEsitati 2024. aasta aruanne— Käive 4802 €

Connected companies

Same-person ties · e-Business Register

OÜ KATRIN OIDJÄRVE ARHITEKTUURIBÜROO is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Kersti Siilaberg (1 company).

Total connections
1
via 1 person
Connecting people
1
Active here
Distinct roles
3
Board member · Shareholder
Strongest tie
Kersti
1 company
Via personKersti Siilaberg
Equity
Assets
Employees
20256535 €1050 €5k €6k €109.06.2026
20244802 €−1073 €4k €4k €105.06.2025
20236160 €−161 €5k €6k €105.06.2024
20226255 €−217 €5k €6k €130.05.2023
20219592 €−362 €6k €6k €129.05.2022
20207140 €−835 €6k €7k €101.06.2021
201912 718 €1794 €7k €8k €125.06.2020
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 Q800 €627 €525 €2
20256435 €3089 €1739 €2
20245692 €3177 €2071 €2
20235530 €2347 €1505 €2
20226175 €2443 €1469 €2
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026800 €–––
State taxes 2026627 €–––
Taxes on workforce 2026525 €–––
Employees 20262–––
Revenue 20251k €2k €2k €1k €
State taxes 2025550 €798 €864 €877 €
Taxes on workforce 2025269 €357 €544 €569 €
Employees 20252222
Revenue 2024990 €2k €1k €1k €
State taxes 2024794 €1k €792 €502 €
Taxes on workforce 2024608 €675 €549 €239 €
Employees 20242222
Revenue 2023480 €500 €3k €2k €
State taxes 2023347 €295 €1k €697 €
Taxes on workforce 2023338 €228 €463 €476 €
Employees 20232222
Revenue 20222k €2k €2k €300 €
State taxes 2022842 €640 €762 €199 €
Taxes on workforce 2022608 €315 €344 €202 €
Employees 20222222
1
KS
Kersti Siilaberg
board member, shareholder 50%, ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Aribell OÜ
Ultimate beneficial ownerFounder
10981163