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Search›Companies›ConnectionAbi OÜ
16147426ActivePrivate limited company

ConnectionAbi OÜ

Harju maakond, Tallinn, Põhja-Tallinna linnaosa, Pelguranna tn 45-32·EMTAK 68321 — Management of buildings and rental houses (apartment associations, housing associations, building associations etc.)·5+ years
Andmed · ···
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Overview

e-Business Register · 11 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
26.01.2021e-Business Register
Address
Pelguranna tn 45-32, Põhja-Tallinna linnaosa, Tallinn, 10315 Harju maakondADS · e-Business Register
E-mail address
spartanes78@mail.rue-Business Register
Telephone
+372 53881137· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 68321 - Management of buildings and rental houses (apartment associations, housing associations, building associations etc.)e-Business Register · ETCB
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
  • 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
19 127 €
▲ 36% vs 2024
Employees
–
2025 annual report
Taxes paid
–
Tax debt
0 €
As of 12.08.2026 (MTA)

Registered 26. jaanuar 2021, primary activity: Management of buildings and rental houses (apartment associations, housing associations, building associations etc.). Main place of business in Põhja-Tallinna linnaosa, Tallinn, Harju maakond.

Data · 5 sourcese-Business Register · 8 min ago
e-Business Register ↗
Revenue
19k €
▲ 36% vs 2024
Employees
–
2025 annual report
Taxes paid
–
Tax debt
€0
As of 12.08.2026 (MTA)

Officers

e-Business Register · 11 h ago
SZ
Sergey Zheleznyak
Born 1978 · 48 y · board member since 26.01.2021
Board member

Founders (2)

e-Business Register · 11 h ago
EZ
Elena Zhelezniak
Born 1983 · 43 y · founder since 26.01.2021
Founder · 500 €
SZ
Sergey Zheleznyak
Born 1978 · 48 y · founder since 26.01.2021
Founder · 2k €

Shareholders (2)

e-Business Register · 11 h ago
SZ
Sergey Zheleznyak
Born 1978 · 48 y · shareholder since 02.09.2023
Shareholder 80% · 2k €
EZ
Elena Zhelezniak
Born 1983 · 43 y · shareholder since 02.09.2023
Shareholder 20% · 500 €

Annual reports (5)

e-Business Register · annual reports · 7 päeva tagasi
Revenue 2025
19k €
↗ +36.1% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees

Tech stack

Tehnoloogiad
Mobile carrier
+372 53881137Elisa Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
31.05.2026ReportEsitati 2025. aasta aruanne— Käive 19 127 €
2025
05.03.2025ReportEsitati 2024. aasta aruanne— Käive 14 050 €

Connected companies

Same-person ties · e-Business Register

ConnectionAbi OÜ is connected to 2 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Sergey Zheleznyak (1 company).

Total connections
2
via 2 people
Connecting people
2
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Sergey
1 company
Via personSergey Zheleznyak
202519 127 €287 €2k €2k €031.05.2026
202414 050 €265 €4k €4k €005.03.2025
202315 130 €362 €3k €3k €021.04.2024
20229855 €331 €3k €3k €009.03.2023
20217580 €235 €3k €3k €008.03.2022
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
1
Elena Zhelezniak1
SZ
Sergey Zheleznyak
board member, founder, shareholder 80%
1 other company›
CompanyRoleReg. code
BoxEhitus OÜ
Board memberShareholder 100%
14226073
EZ
Elena Zhelezniak
founder, shareholder 20%
1 other company›
CompanyRoleReg. code
Hooneühistu Asula 11A
Board member
80118431

Analysis · 2025

computed from annual reports
Revenue19k €median 6k €3.0× the sector median
Net margin1.5%median 5.9%-4.4 pp vs sector median
Revenue change36.1%median 1.4%+34.8 pp vs sector median
Equity ratio100.0%
Labour cost of revenue0.0%
Compared with2024revenue 14k €

Peer group: Hoonete ja üürimajade haldus (korteriühistud, elamuühistud, hooneühistud jms), 962 trading companies that filed a report in the last three years.

Founded 2021. That year 19,673 osaühing were registered; 18,992 are still trading, or 96.5%.