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Search›Companies›Constant Hooldus OÜ
11928751ActivePrivate limited companyEE101365398 · VAT-registered

Constant Hooldus OÜ

Harju maakond, Tallinn, Mustamäe linnaosa, E. Vilde tee 82-89·EMTAK 43221 — Installation, maintenance and repair of heating, ventilation and air conditioning equipment·16+ years
Andmed · ···
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Overview

e-Business Register · 19 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
21.04.2010e-Business Register
Address
E. Vilde tee 82-89, Mustamäe linnaosa, Tallinn, 12917 Harju maakondADS · e-Business Register
E-mail address
konstantin@constant.eee-Business Register
Telephone
+372 53409849· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 43221 - Installation, maintenance and repair of heating, ventilation and air conditioning equipmente-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

Browse

  • Home
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  • Activity licences
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 9 sourcese-Business Register · 10 min agoMTAMTRWeb tech scanEesti Internet
e-Business Register ↗

Registered 21. aprill 2010, primary activity: Installation, maintenance and repair of heating, ventilation and air conditioning equipment. Main place of business in Mustamäe linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
40 172 €
▲ 90% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
7377 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 09.08.2026 (MTA)
Revenue 2026 (I-II kv)
77k €
▲ 63% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
11k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 09.08.2026 (MTA)

Officers

e-Business Register · 19 h ago
KA
Konstantin Antonenko
Born 1976 · 50 y · board member since 27.04.2010
Board member

Founders

e-Business Register · 19 h ago
AO
A-Äriteenused OÜLEGAL PERSON
Legal person · 11272730 · founder since 21.04.2010
Founder

Shareholders

e-Business Register · 19 h ago
KA
Konstantin Antonenko
Born 1976 · 50 y · shareholder since 02.09.2023
Shareholder 100%

Annual reports (7)

e-Business Register · annual reports · 4 päeva tagasi
Revenue 2025
122k €
↘ -5.1% vs 2024
State taxes 2025
12k €
↘ -4.0% vs 2024
Employees 2025
1
0.0% vs 2024
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
50k €25k €0

Licences (1)

MTR · 18 h tagasi
Active licences
1
Other1
Oldest · Newest
2013→2013
Oldest licenceTGT000322 · 29.05.2013
Active1 / 1
TGT000322
Gaasitööd
Majandustegevusteade
From29.05.2013
UntilOpen-ended
Valid

Tech stack

Website analysis · 2 päeva tagasi
Domains (1)
constant.ee
SPFDMARC
REGAS Infonet
SRCEIS WHOIS
Detected technologies
Web servernginx
Mobile carrier
+372 53409849Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
08.06.2026ReportEsitati 2025. aasta aruanne— Käive 122 088 €
2025
04.06.2025ReportEsitati 2024. aasta aruanne— Käive 128 650 €
Equity
Assets
Employees
2025122 088 €−17 564 €62k €64k €108.06.2026
2024128 650 €−3814 €80k €90k €104.06.2025
2023148 944 €23 982 €84k €88k €111.04.2024
202284 514 €−12 030 €60k €75k €116.01.2023
2021100 807 €−1082 €72k €73k €108.02.2022
2020120 623 €5712 €73k €74k €121.01.2021
2019105 109 €2634 €67k €69k €102.05.2020
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 Q76 713 €7882 €3462 €2
2025124 841 €11 669 €4869 €1
2024131 254 €12 158 €4139 €1
2023146 433 €13 297 €3653 €1
202284 860 €8459 €3403 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202637k €40k €––
State taxes 20262k €5k €––
Taxes on workforce 20261k €2k €––
Employees 202622––
Revenue 202526k €21k €35k €43k €
State taxes 20253k €2k €3k €4k €
Taxes on workforce 20251k €1k €1k €1k €
Employees 20251111
Revenue 202429k €34k €27k €40k €
State taxes 20242k €2k €3k €4k €
Taxes on workforce 2024977 €1k €1k €1k €
Employees 20241111
Revenue 202345k €31k €26k €45k €
State taxes 20234k €3k €3k €3k €
Taxes on workforce 2023836 €939 €939 €939 €
Employees 20231111
Revenue 202216k €17k €23k €28k €
State taxes 20222k €2k €2k €2k €
Taxes on workforce 2022814 €863 €863 €863 €
Employees 20221111

Analysis · 2025

computed from annual reports
Revenue122k €median 97k €1.3× the sector median
Net margin-14.4%median 2.9%-17.3 pp vs sector median
Revenue per employee122k €median 82k €1.5× the sector median
Revenue change-5.1%median 0.1%-5.2 pp vs sector median
Equity ratio97.0%
Current ratio30.00
Labour cost of revenue12.8%
Profit per employee−17 564 €
Compared with2024revenue 129k €

Peer group: Kütte-, ventilatsiooni- ja kliimaseadmete paigaldus, remont ja hooldus, 769 trading companies that filed a report in the last three years.

Founded 2010. That year 6,007 osaühing were registered; 5,790 are still trading, or 96.4%.