ContactTerms
ET/EN/RU
EN
EestiEnglishРусский
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
  • 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
ContactTerms
ET/EN/RU
EN
EestiEnglishРусский
nimistu
Search›Companies›AJA Arhitektuur OÜ
12831212ActivePrivate limited companyEE102304989 · VAT-registered

AJA Arhitektuur OÜ

Harju maakond, Tallinn, Kristiine linnaosa, Mustamäe tee 4·EMTAK 71111 — Architectural activities·11+ years
Andmed · ···
On this page
SanctionsOverviewOfficersShareholdersFoundersOther rolesForeign parentSubsidiariesFinancialsTax filingsPledgesPledges as creditorLicencesNoticesTech stackCourt rulingsTVK decisionsBlacklistLabour inspectorateHazardous facilityDPA decisionsTax-deductibleEU lobby registerTrademarksPatentsReal estateVehiclesGrantsProcurementsDocumentsState paymentsActivityConnected companies
Extension

Right in search

nimistu card above Google, Bing and DuckDuckGo results.

Chrome→Firefox→Edge→
Free · ~14 KB
See the extension →

Overview

e-Business Register · 6 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
09.04.2015e-Business Register
Address
Mustamäe tee 4, Kristiine linnaosa, Tallinn, 10616 Harju maakondADS · e-Business Register
E-mail address
joonas.sarapuu@ajaarhitektuur.eee-Business Register
Telephone
+372 56615185· Tele2 Eesti Aktsiaseltse-Business Register · TTJA NBA
Principal activity
EMTAK 71111 - Architectural activitiese-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 · 9 sourcese-Business Register · 3 min agoMTAMTRWeb tech scanEesti Internet
e-Business Register ↗

Registered 9. aprill 2015, primary activity: Architectural activities. Main place of business in Kristiine linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
4565 €
▼ 77% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
3475 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 12.08.2026 (MTA)
Revenue 2026 (I-II kv)
26k €
▼ 8% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
12k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 12.08.2026 (MTA)

Officers

e-Business Register · 6 h ago
JS
Joonas Sarapuu
Born 1982 · 44 y · board member since 09.04.2015
Board member

Founders

e-Business Register · 6 h ago
JS
Joonas Sarapuu
Born 1982 · 44 y · founder since 08.04.2015
Founder · 3k €

Shareholders

e-Business Register · 6 h ago
JS
Joonas Sarapuu
Born 1982 · 44 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Annual reports (7)

e-Business Register · annual reports · 7 päeva tagasi
Revenue 2025
103k €
↗ +45.7% vs 2024
State taxes 2025
23k €
↗ +2.3% vs 2024
Employees 2025
1
0.0% vs 2024
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
100k €50k €0

Licences (3)

MTR · 5 h tagasi
Active licences
3
Other3
Oldest · Newest
2015→2024
Oldest licenceEEP003210 · 09.04.2015
Newest licenceEMU000761 · 23.09.2024
Active3 / 3
EMU000761
Muinsuskaitse
Majandustegevusteade
From23.09.2024
UntilOpen-ended
Valid

Tech stack

Website analysis · 1 päeva tagasi
Domains (1)
ajaarhitektuur.ee
SPF
MXMicrosoft 365
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
Web serverApache
Mobile carrier
+372 56615185Tele2 Eesti Aktsiaselts

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
12.05.2026ReportEsitati 2025. aasta aruanne— Käive 102 890 €
2025
13.03.2025ReportEsitati 2024. aasta aruanne— Käive 70 630 €
2024
23.09.2024LicenceUus MTR tegevusluba— Majandustegevusteade · EMU000761

Connected companies

Same-person ties · e-Business Register

AJA Arhitektuur OÜ is connected to 2 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Joonas Sarapuu (2 companies).

Total connections
2
via 1 person
Connecting people
1
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Joonas
2 companies
Via personJoonas Sarapuu
Equity
Assets
Employees
2025102 890 €2116 €71k €92k €112.05.2026
202470 630 €17 181 €94k €99k €113.03.2025
202385 081 €23 934 €77k €88k €128.02.2024
2022165 796 €17 564 €53k €57k €119.05.2023
202140 260 €4006 €33k €39k €131.05.2022
202018 025 €10 874 €29k €31k €016.02.2021
201923 480 €15 011 €18k €19k €027.04.2020
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-II Q26 305 €8081 €3633 €1
202590 110 €22 970 €9308 €1
202489 245 €22 464 €8820 €1
202377 511 €18 498 €8820 €1
2022162 096 €24 058 €8526 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202622k €5k €––
State taxes 20266k €2k €––
Taxes on workforce 20262k €2k €––
Employees 202611––
Revenue 20259k €20k €56k €5k €
State taxes 20253k €12k €5k €3k €
Taxes on workforce 20252k €2k €2k €2k €
Employees 20251111
Revenue 202429k €21k €37k €3k €
State taxes 20245k €5k €10k €2k €
Taxes on workforce 20242k €2k €2k €2k €
Employees 20241111
Revenue 202339k €15k €16k €8k €
State taxes 20237k €5k €4k €3k €
Taxes on workforce 20232k €2k €2k €2k €
Employees 20231111
Revenue 202217k €43k €38k €64k €
State taxes 20225k €7k €7k €6k €
Taxes on workforce 20222k €2k €2k €2k €
Employees 20221111
EPE000977
Ehitusprojekti ekspertiis
Majandustegevusteade
From10.04.2015
UntilOpen-ended
Valid
EEP003210
Projekteerimine
Majandustegevusteade
From09.04.2015
UntilOpen-ended
Valid
2
JS
Joonas Sarapuu
board member, founder, shareholder 100%
2 other companies›
CompanyRoleReg. code
MAD MUST OÜ
Shareholder 100%Board memberFounder
16249629
Osaühing Ranna Mahetalu
Shareholder 100%Board memberFounder
11616187

Analysis · 2025

computed from annual reports
Revenue103k €median 23k €4.4× the sector median
Net margin2.1%median 8.8%-6.8 pp vs sector median
Revenue per employee103k €median 38k €2.7× the sector median
Revenue change45.7%median 1.3%+44.4 pp vs sector median
Equity ratio77.4%
Current ratio3.48
Labour cost of revenue20.6%
Profit per employee2116 €
Compared with2024revenue 71k €

Peer group: Arhitektitegevused, 853 trading companies that filed a report in the last three years.

Founded 2015. That year 10,359 osaühing were registered; 9,970 are still trading, or 96.2%.