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Search›Companies›Osaühing WELDCOM
11698682ActivePrivate limited companyEE101312037 · VAT-registered

Osaühing WELDCOM

Harju maakond, Tallinn, Põhja-Tallinna linnaosa, Tööstuse tn 48a·EMTAK 43221 — Installation, maintenance and repair of heating, ventilation and air conditioning equipment·16+ years
Andmed · ···
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Overview

e-Business Register · 13 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
14.08.2009e-Business Register
Address
Tööstuse tn 48a, Põhja-Tallinna linnaosa, Tallinn, 10416 Harju maakondADS · e-Business Register
E-mail address
weldcom.estonia@gmail.come-Business Register
Telephone
+372 58359761· 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
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
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  • For journalists
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  • Donation terms
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 8 sourcese-Business Register · 4 min agoMTAWeb tech scanEesti Internet
e-Business Register ↗

Registered 14. august 2009, primary activity: Installation, maintenance and repair of heating, ventilation and air conditioning equipment. Main place of business in Põhja-Tallinna linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
16 172 €
▼ 83% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
12
2026 (MTA)
Taxes paid
38 858 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 09.08.2026 (MTA)
Revenue 2026 (I-II kv)
21k €
▼ 83% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
12
2026 (MTA)
Taxes paid
71k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 09.08.2026 (MTA)

Officers

e-Business Register · 13 h ago
SK
Sergei Kuprijanov
Born 1977 · 49 y · board member since 13.11.2013
Board member

Founders

e-Business Register · 13 h ago
NS
Natalia Spiridonova
· founder since 13.08.2009
Founder

Shareholders

e-Business Register · 13 h ago
SK
Sergei Kuprijanov
Born 1977 · 49 y · shareholder since 01.09.2023
Shareholder 100%

Annual reports (7)

e-Business Register · annual reports · 4 päeva tagasi
Revenue 2025
520k €
↘ -15.1% vs 2024
State taxes 2025
87k €
↘ -28.7% vs 2024
Employees 2025
10
↘ -33.3% vs 2024
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
500k €250k €0

Tech stack

Website analysis · 3 päeva tagasi
Domains (2)
weldcom.ee
SPF
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
Web serverApache
weldsan.ee
SPF

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
27.05.2026ReportEsitati 2025. aasta aruanne— Käive 520 079 €
2025
26.05.2025ReportEsitati 2024. aasta aruanne— Käive 612 611 €

Connected companies

Same-person ties · e-Business Register

Osaühing WELDCOM is connected to 5 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Natalia Spiridonova (4 companies).

Total connections
5
via 2 people
Connecting people
2
Active here
Distinct roles
3
Board member · Shareholder
Strongest tie
Natalia
4 companies
Via personNatalia Spiridonova
Equity
Assets
Employees
2025520 079 €27 738 €228k €259k €1027.05.2026
2024612 611 €7425 €206k €273k €1526.05.2025
20231 048 417 €110 893 €214k €304k €2616.05.2024
2022739 911 €72 694 €210k €291k €2730.05.2023
2021446 023 €23 544 €154k €172k €1821.06.2022
2020304 743 €37 417 €159k €180k €2028.06.2021
2019579 990 €134 197 €156k €195k €2026.10.2020
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 Q21 072 €35 062 €36 219 €12
2025140 070 €86 833 €90 511 €9
202466 736 €121 854 €126 172 €15
2023496 633 €169 911 €175 654 €24
2022757 982 €119 072 €109 602 €27
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20265k €16k €––
State taxes 202616k €19k €––
Taxes on workforce 202616k €20k €––
Employees 20261112––
Revenue 202528k €97k €7k €8k €
State taxes 202521k €27k €21k €17k €
Taxes on workforce 202523k €28k €21k €18k €
Employees 202517999
Revenue 202417k €13k €17k €20k €
State taxes 202442k €32k €25k €22k €
Taxes on workforce 202444k €34k €25k €24k €
Employees 202417171115
Revenue 2023255k €158k €62k €22k €
State taxes 202339k €43k €46k €43k €
Taxes on workforce 202341k €45k €46k €45k €
Employees 202328352824
Revenue 202278k €198k €224k €258k €
State taxes 202221k €39k €27k €33k €
Taxes on workforce 202218k €38k €23k €31k €
Employees 202223232427
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
Web serverApache
Mobile carrier
+372 58359761Elisa Eesti AS
4
Sergei Kuprijanov1
NS
Natalia Spiridonova
founder
4 other companies›
CompanyRoleReg. code
De Saux OÜ
Shareholder 40%
12849255
Pae Huvikool MTÜ
FounderBoard member
80390334
STREETKING OÜ
Founder
12693385
Ventus Pizza OÜ
Shareholder 100%Board member
16353344
SK
Sergei Kuprijanov
board member, shareholder 100%
1 other company›
CompanyRoleReg. code
OÜ Norweld
Shareholder 50%FounderBoard member
11510632

Analysis · 2025

computed from annual reports
Revenue520k €median 97k €5.4× the sector median
Net margin5.3%median 2.9%+2.4 pp vs sector median
Revenue per employee52k €median 82k €63% of the sector median
Revenue change-15.1%median 0.1%-15.2 pp vs sector median
Equity ratio88.0%
Current ratio7.05
Labour cost of revenue52.7%
Profit per employee2774 €
Compared with2024revenue 613k €

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

Founded 2009. That year 5,424 osaühing were registered; 5,252 are still trading, or 96.8%.