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Search›Companies›Osaühing Mainserv
11391788ActivePrivate limited companyEE101156264 · VAT-registered

Osaühing Mainserv

Harju maakond, Saku vald, Kiisa alevik, Lepa tn 4·EMTAK 43999 — Other specialised construction activities·19+ years
Andmed · ···
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Overview

e-Business Register · 13 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
31.05.2007e-Business Register
Address
Lepa tn 4, Kiisa alevik, Saku vald, 75503 Harju maakondADS · e-Business Register
E-mail address
martroni@hot.eee-Business Register
Telephone
+372 5518478· Tele2 Eesti Aktsiaseltse-Business Register · TTJA NBA
Principal activity
EMTAK 43999 - Other specialised construction activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
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

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  • Home
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  • Industries
  • Activity licences
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 8 sourcese-Business Register · 2 min agoMTARTK
e-Business Register ↗

Registered 31. mai 2007, primary activity: Other specialised construction activities. Main place of business in Kiisa alevik, Saku vald, Harju maakond.

Revenue 2026 II kv
17 031 €
▼ 15% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
8674 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 21.08.2026 (MTA)
Revenue 2026 (I-II kv)
23k €
▼ 42% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
14k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 21.08.2026 (MTA)

Tax debt over time

MTA · last 365 d
Current €0max 2k €
12 May 20262 Jul 202622 Aug 2026
30 days
−907,27 €
907,27 € → 0,00 €
90 days
−2k €
1897,02 € → 0,00 €
365 days
–
no data yet

Officers

e-Business Register · 13 h ago
MR
Märt Ronimõis
Born 1967 · 59 y · board member since 22.06.2007
Board member

Founders

e-Business Register · 13 h ago
OE
Osaühing EuroConsultFOREIGN
Foreign / not in register · founder since 31.05.2007
Founder

Shareholders

e-Business Register · 13 h ago
MR
Märt Ronimõis
Born 1967 · 59 y · shareholder since 01.09.2023
Shareholder 100%

Annual reports (7)

e-Business Register · annual reports · 16 päeva tagasi
Revenue 2025
62k €
↗ +27.8% vs 2024
State taxes 2025
18k €
↗ +40.2% vs 2024
Employees 2025
2
0.0% vs 2024
YearRevenueProfitEquityAssetsEmployees
202562 370 €9545 €-26k €9k €230.06.2026
202448 809 €977 €-35k €6k €227.06.2025
202335 476 €−6936 €-36k €10k €230.06.2024
202224 979 €−32 957 €
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
50k €25k €0
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I-II Q22 528 €8851 €5455 €2
202565 645 €18 115 €9602 €2
202448 917 €12 921 €8742 €2
202330 797 €13 159 €9730 €2
202230 950 €14 852 €
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20265k €17k €––
State taxes 20263k €5k €––
Taxes on workforce 20262k €3k €––
Employees 202622––
Revenue 202519k €20k €17k €9k €
State taxes 20256k €4k €

Tech stack

Tehnoloogiad
Mobile carrier
+372 5518478Tele2 Eesti Aktsiaselts

State-sector payments (1 · 1k €)

RTK Makseandmik · 15.05.2026
Transactions
1
2025–2025 · 1 year
Total amount
1k €
avg 1k €
Buyers
1
State and municipal bodies
Latest
20.11.2025
1k € · SA Eesti Vabaõhumuuseum
20251 transaction · 1k €
20.112025
SA Eesti Vabaõhumuuseum90012585
MAJANDAMISKULUD · Muuseumid
1116 €

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
11.08.2026TaxMaksuvõlg vähenes— −8 € (jäänud 900 €)
13.07.2026TaxMaksuvõlg vähenes— −230 € (jäänud 907 €)
11.07.2026TaxMaksuvõlg kasvas— +907 € (kokku 1137 €)
30.06.2026ReportEsitati 2025. aasta aruanne— Käive 62 370 €
23.06.2026TaxMaksuvõlg vähenes— −698 € (jäänud 230 €)
11.06.2026TaxMaksuvõlg vähenes— −969 € (jäänud 928 €)
22.05.2026TaxMaksuvõlg kasvas— +1067 € (kokku 1897 €)
12.05.2026TaxMaksuvõlg kasvas— +830 € (kokku 830 €)
2025
27.06.2025ReportEsitati 2024. aasta aruanne— Käive 48 809 €

Connected companies

Same-person ties · e-Business Register

Osaühing Mainserv is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Märt Ronimõis (1 company).

Total connections
1
via 1 person
Connecting people
1
Active here
Distinct roles
2
Board member · Shareholder
Strongest tie
Märt
1 company
Via personMärt Ronimõis1
MR
Märt Ronimõis
board member, shareholder 100%
1 other company›
CompanyRoleReg. code
OÜ Ronimõisa Majad
Shareholder 100%Board member
11519811
-30k €
562 €
3
03.07.2023
202187 736 €3699 €3k €15k €319.07.2022
202069 090 €−14 606 €−270 €11k €330.06.2021
2019106 731 €8391 €14k €24k €302.11.2020
12 567 €
3
4k €
4k €
Taxes on workforce 20253k €2k €2k €3k €
Employees 20252222
Revenue 20248k €10k €11k €21k €
State taxes 20242k €3k €4k €4k €
Taxes on workforce 20242k €2k €3k €2k €
Employees 20242222
Revenue 2023895 €9k €12k €9k €
State taxes 20233k €3k €3k €3k €
Taxes on workforce 20233k €3k €2k €2k €
Employees 20233222
Revenue 202213k €5k €6k €7k €
State taxes 20224k €4k €4k €2k €
Taxes on workforce 20223k €4k €3k €2k €
Employees 20224433

Analysis · 2025

computed from annual reports
Revenue62k €median 46k €1.4× the sector median
Net margin15.3%median 3.6%+11.7 pp vs sector median
Revenue per employee31k €median 48k €66% of the sector median
Revenue change27.8%median 6.1%+21.7 pp vs sector median
Equity ratio-303.5%equity is negative
Current ratio0.11current assets cover under 1× liabilities
Labour cost of revenue40.4%
Profit per employee4773 €
Compared with2024revenue 49k €

Peer group: Muud eriehitustööd, 1,249 trading companies that filed a report in the last three years.

Founded 2007. That year 5,024 osaühing were registered; 4,875 are still trading, or 97.0%.