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Search›Companies›OÜ MAINTAIN
10566174ActivePrivate limited company

OÜ MAINTAIN

Tartu maakond, Tartu linn, Tartu linn, A. Haava tn 26-4·EMTAK 85599 — Other education n.e.c.·26+ years
Andmed · ···
On this page
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Overview

e-Business Register · 7 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
06.09.1999e-Business Register
Address
A. Haava tn 26-4, Tartu linn, Tartu linn, 50409 Tartu maakondADS · e-Business Register
E-mail address
maret.ahonen@gmail.come-Business Register
Telephones
+372 5225910· Telia Eesti AS+372 7420867e-Business Register · TTJA NBA
Principal activity
EMTAK 85599 - Other education n.e.c.e-Business Register · ETCB
Share capital
2557,00 €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
Revenue
20 441 €
▲ 196% vs 2024
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
2124 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 12.08.2026 (MTA)

Registered 6. september 1999, primary activity: Other education n.e.c.. Main place of business in Tartu linn, Tartu linn, Tartu maakond.

Data · 11 sourcese-Business Register · 3 min agoMTARTKPatendiametWeb tech scanEesti Internet
e-Business Register ↗
Revenue 2026
20k €
▲ 196% vs 2024
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
2k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 12.08.2026 (MTA)

Tax debt over time

MTA · last 365 d

Current debt: 0,00 €. History updated daily.

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

Officers

e-Business Register · 7 h ago
MA
Maret Ahonen
Born 1959 · 67 y · board member since 06.09.1999
Board member

Founders (2)

e-Business Register · 7 h ago
AM
Andres Madissoo
Born 1972 · 54 y · founder since 06.09.1999
Founder
MA
Maret Ahonen
Born 1959 · 67 y · founder since 06.09.1999
Founder

Shareholders

e-Business Register · 7 h ago
MA
Maret Ahonen
Born 1959 · 67 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Annual reports (7)

e-Business Register · annual reports · 7 päeva tagasi
Revenue 2025
20k €
↗ +196% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees
202520 441 €4126 €14k €20k €029.06.2026
20246900 €1143 €9k €15k €004.04.2025
2023800 €−1968 €8k €14k €017.06.2024
20224140 €1571 €
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

Taxes and employees

Estonian Tax and Customs Board · 10.07.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026—1062 €1062 €–
2025—3894 €3893 €–
2024—621 €621 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026––––
State taxes 2026–1k €––
Taxes on workforce 2026–1k €––
Employees 2026––––
Revenue 2025––––
State taxes 2025756 €1k €386 €1k €
Taxes on workforce 2025756 €1k €385 €1k €
Employees 2025––––
Revenue 2024–

Tech stack

Website analysis · 1 päeva tagasi
Domains (1)
maretahonen.ee
SPF
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
OtherOpen Graph · Schema.org
Content management (CMS)WordPress
Page builderElementor
JavaScript libraryjQuery
AnalyticsGoogle Analytics
Web serverApache
UI frameworkTailwind CSS
Mobile carrier
+372 5225910Telia Eesti AS+372 7420867Unknown

Trademarks (0)

Patendiamet · 17.05.2026

State-sector payments (27 · 27k €)

RTK Makseandmik · 15.05.2026
Transactions
27
2024–2026 · 3 years
Total amount
27k €
avg 1k €
Buyers
5
State and municipal bodies
Latest
10.04.2026
500 € · Tartu Ülikool

2026: 850 € · 2025: 19k € · 2024: 7k €

BuyerTxAmountShare
SA Tartu Loomemajanduskeskus
90011415
13
22k €
Tartu Ülikool
74001073
11
4k €
SA Eesti Teadusagentuur
90000759
1
700 €
Eesti Maaülikool
74001086
1
350 €
MTÜ Tartumaa Omavalitsuste Liit
80190322
1
250 €
20262 transactions · 850 €
10.042026
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
500 €
18.022026
Eesti Maaülikool74001086
MAJANDAMISKULUD · Kolmanda taseme haridus
350 €
20253 transactions · 3k €
19.122025
SA Tartu Loomemajanduskeskus90011415

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
24.07.2026TaxMaksuvõlg kasvas— +269 € (kokku 269 €)
29.06.2026ReportEsitati 2025. aasta aruanne— Käive 20 441 €
2025
04.04.2025ReportEsitati 2024. aasta aruanne— Käive 6900 €

Connected companies

Same-person ties · e-Business Register

OÜ MAINTAIN is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Andres Madissoo (1 company).

Total connections
1
via 1 person
Connecting people
1
Active here
Distinct roles
1
Founder
Strongest tie
Andres
1 company
Via personAndres Madissoo1
AM
Andres Madissoo
founder
1 other company›
CompanyRoleReg. code
Fliton OÜ
Board memberShareholder 100%Founder
12449863
10k €
16k €
0
15.06.2023
2021800 €348 €9k €15k €027.06.2022
20201200 €1182 €8k €14k €013.06.2021
2019600 €−528 €7k €13k €024.10.2020
–
–
–
State taxes 2024–––621 €
Taxes on workforce 2024–––621 €
Employees 2024––––
MAJANDAMISKULUD
·
Muu vaba aeg, kultuur, religioon, sh haldus
2000 €
16.122025
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
351 €
21.112025
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
500 €
Show remaining 22 transactions+
202512 transactions · 17k €
19.112025
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
2000 €
24.102025
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
340 €
01.082025
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
2000 €
16.072025
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
2000 €
01.072025
SA Eesti Teadusagentuur90000759
MAJANDAMISKULUD · Teadus- ja arendustegevus hariduses
700 €
25.062025
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
2000 €
01.052025
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
1000 €
14.042025
MTÜ Tartumaa Omavalitsuste Liit80190322
MAJANDAMISKULUD · Muud üldised valitsussektori teenused
250 €
08.042025
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
300 €
15.032025
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
2000 €
20.022025
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
2500 €
30.012025
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
1500 €
202410 transactions · 7k €
23.122024
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
500 €
18.122024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
200 €
16.122024
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
1500 €
11.122024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
300 €
20.112024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
300 €
07.112024
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
1500 €
30.092024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
300 €
26.092024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
500 €
16.062024
SA Tartu Loomemajanduskeskus90011415
MAJANDAMISKULUD · Muu vaba aeg, kultuur, religioon, sh haldus
1500 €
15.052024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
300 €

Analysis · 2025

computed from annual reports
Revenue20k €median 11k €1.8× the sector median
Net margin20.2%median 12.6%+7.6 pp vs sector median
Revenue change196.2%median 0.0%+196.2 pp vs sector median
Equity ratio66.3%
Current ratio2.97
Labour cost of revenue56.6%
Compared with2024revenue 7k €

Peer group: Muu mujal liigitamata õpe, 2,077 trading companies that filed a report in the last three years.

Founded 1999. That year 1,959 osaühing were registered; 1,863 are still trading, or 95.1%.