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Search›Companies›Sergio Ahi OÜ
12877004ActivePrivate limited companyEE103024352 · VAT-registered

Sergio Ahi OÜ

Harju maakond, Tallinn, Mustamäe linnaosa, J. Sütiste tee 19a-12·EMTAK 43221 — Installation, maintenance and repair of heating, ventilation and air conditioning equipment·11+ years
Andmed · ···
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Overview

e-Business Register · 23 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
09.07.2015e-Business Register
Address
J. Sütiste tee 19a-12, Mustamäe linnaosa, Tallinn, 13419 Harju maakondADS · e-Business Register
E-mail address
marko@soeahi.eee-Business Register
Website
soeahi.eee-Business Register · domain active
Telephone
+372 5027188· Elisa 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
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
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  • Industries
  • Activity licences
  • Recent registrations

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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 8 sourcese-Business Register · 1 min agoMTABuiltWithWeb tech scan
e-Business Register ↗

Registered 9. juuli 2015, primary activity: Installation, maintenance and repair of heating, ventilation and air conditioning equipment. Main place of business in Mustamäe linnaosa, Tallinn, Harju maakond.

Revenue
7967 €
▼ 60% vs 2024
As of 10.07.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
1754 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 25.09.2026 (MTA)
Revenue 2026
8k €
▼ 60% vs 2024
As of 10.07.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
3k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 25.09.2026 (MTA)

Officers

e-Business Register · 23 h ago
MF
Marko Freirik
Born 1970 · 56 y · board member since 09.07.2015
Board member

Founders

e-Business Register · 23 h ago
MF
Marko Freirik
Born 1970 · 56 y · founder since 08.07.2015
Founder · 3k €

Shareholders

e-Business Register · 23 h ago
MF
Marko Freirik
Born 1970 · 56 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Annual reports (7)

e-Business Register · annual reports · 23 päeva tagasi
Revenue 2025
8k €
↘ -60.2% vs 2024
State taxes 2025
3k €
↗ +10.2% vs 2024
Employees 2025
0
↘ -100.0% vs 2024
YearRevenueProfit

Taxes and employees

Estonian Tax and Customs Board · 10.07.2026 as of
1k €500 €0

Tech stack

BuiltWith · 9 päeva tagasi
Domains (1)
soeahi.ee
SPF
REGRadicenter OÜ
SRCÄriregister
Could not analyse (HTTP 403)
Mobile carrier
+372 5027188Elisa Eesti AS
Widgets11JavaScript libraries6RSS / feeds3Content management (CMS)3

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
29.03.2026ReportEsitati 2025. aasta aruanne— Käive 7967 €
2025
14.04.2025ReportEsitati 2024. aasta aruanne— Käive 19 999 €
Equity
Assets
Employees
20257967 €−1214 €3k €4k €029.03.2026
202419 999 €−3702 €4k €5k €114.04.2025
202332 369 €−1086 €8k €9k €112.01.2024
202229 003 €3582 €9k €10k €127.01.2023
202121 249 €−442 €5k €6k €123.01.2022
202026 817 €815 €6k €7k €115.03.2021
201915 726 €−2799 €5k €6k €110.06.2020
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)
2026—1732 €1732 €1
2025—3252 €3305 €1
2024—2952 €3320 €1
2023—2363 €2649 €1
2022—2409 €2591 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026––––
State taxes 2026855 €877 €––
Taxes on workforce 2026855 €877 €––
Employees 202611––
Revenue 2025––––
State taxes 2025780 €812 €848 €812 €
Taxes on workforce 2025780 €812 €901 €812 €
Employees 20251111
Revenue 2024––––
State taxes 2024703 €768 €745 €736 €
Taxes on workforce 2024793 €866 €840 €821 €
Employees 20241111
Revenue 2023––––
State taxes 2023637 €432 €647 €647 €
Taxes on workforce 2023717 €472 €726 €734 €
Employees 20231111
Revenue 2022––––
State taxes 2022599 €578 €616 €616 €
Taxes on workforce 2022627 €578 €693 €693 €
Employees 20221111
Mapping
3
Frameworks2
SSL certificate2
Mobile technologies2
Web server1
Hosting1
Email server1
Programming language1
Linked services1
Category breakdown
Widgets (11)
WordPress Plugins · Photo & Video Marketing · Fonts · Graphic Design Tool · UX/UI Design Tool · Content Creation · Low-Code/No-Code Platform · Page Builder · Website Builder Plugins · App Builder · Content Management System · Digital Experience Optimization · Business Management Software · Feedback Forms and Surveys · Form Builder · Form Management · Content Modification · Page Builder Addons
JavaScript libraries (6)
JavaScript Library · Animation · DOM Manipulation · Event Handling · Ajax Library · jQuery Plugin · UI · Resource Loader · Layout · Module System · Module Loader · JavaScript Enhancements · Performance Optimization
RSS / feeds (3)
–
Content management (CMS) (3)
Open Source · Blog · Simple Website Builder · Community CMS · eCommerce Enabled
Mapping (3)
Maps
Frameworks (2)
WordPress Theme
SSL certificate (2)
Root Authority
Mobile technologies (2)
–
Web server (1)
–
Hosting (1)
Server Location
Email server (1)
Secure Email
Programming language (1)
–
Linked services (1)
Page Type

Analysis · 2025

computed from annual reports
Revenue8k €median 97k €8% of the sector median
Net margin-15.2%median 3.0%-18.2 pp vs sector median
Revenue change-60.2%median -0.1%-60.1 pp vs sector median
Equity ratio84.3%
Current ratio4.90
Labour cost of revenue51.7%
Compared with2024revenue 20k €

Peer group: Kütte-, ventilatsiooni- ja kliimaseadmete paigaldus, remont ja hooldus, 771 trading companies that filed a report in the last three years.

Founded 2015. That year 10,360 osaühing were registered; 9,962 are still trading, or 96.2%.