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Search›Companies›WTF Engineering OÜ
14028019ActivePrivate limited company

WTF Engineering OÜ

Ida-Viru maakond, Narva linn, Fama tn 10/1·EMTAK 72101 — Research and experimental development on natural sciences and engineering·10+ years
Andmed · ···
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Overview

e-Business Register · 22 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
07.04.2016e-Business Register
Address
Fama tn 10/1, Narva linn, 20303 Ida-Viru maakondADS · e-Business Register
E-mail address
opticline.ee@gmail.come-Business Register
Principal activity
EMTAK 72101 - Research and experimental development on natural sciences and engineeringe-Business Register · ETCB
Share capital
4080,00 €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
–
Employees
–
2025 annual report
Taxes paid
–
Tax debt
0 €
As of 09.08.2026 (MTA)

Registered 7. aprill 2016, primary activity: Research and experimental development on natural sciences and engineering. Main place of business in Narva linn, Ida-Viru maakond.

Data · 7 sourcese-Business Register · 5 min agoEUIPOPatendiamet
e-Business Register ↗
Revenue
–
Employees
–
2025 annual report
Taxes paid
–
Tax debt
€0
As of 09.08.2026 (MTA)

Officers (3)

e-Business Register · 22 h ago
OF
Oleg Fefelov
Born 1965 · 61 y · board member since 07.04.2016
Board member
AT
Aleksei Titov
Born 1971 · 54 y · board member since 07.04.2016
Board member
AK
Aleksandr Krylov
Born 1962 · 64 y · board member since 07.04.2016
Board member

Founders (3)

e-Business Register · 22 h ago
OF
Oleg FefelovVenemaa · Russia
Born 1965 · 61 y · founder since 01.04.2016
Founder · 2k €
AK
Aleksandr KrylovVenemaa · Russia
Born 1962 · 64 y · founder since 01.04.2016
Founder · 1k €
AT
Aleksei Titov

Shareholders (3)

e-Business Register · 22 h ago
OF
Oleg Fefelov
Born 1965 · 61 y · shareholder since 02.09.2023
Shareholder 50% · 2k €
AT
Aleksei Titov
Born 1971 · 54 y · shareholder since 02.09.2023
Shareholder 25% · 1k €
AK
Aleksandr Krylov
Born 1962 · 64 y · shareholder since 02.09.2023
Shareholder 25% · 1k €

Other persons

e-Business Register · 22 h ago
AT
Aleksei Titov
Born 1971 · 54 y · recipient for procedural documents since 11.12.2017
Recipient for procedural documents

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees
2025–0 €5k €25k €0

Patents (3 · 0 active)

Estonian Patent Office · patents, utility models, EU validations
EU patent1(0 active)Utility model2(0 active)
E017827

TURBINE FOR CONVERTING THE KINETIC ENERGY OF THE FLOW OF A FLUID MEDIUM INTO A ROTATION OF A TURBINE ROTOR

EU patent · IPC F03B 17/06,F03D 3/04,F03D 3/06
Filed 02.02.2017
01436

A turbine for converting the kinetic energy of a flow of a fluid medium into a rotation of a rotor of the turbine

Utility model · IPC F03D 3/04,F03D 3/06
Filed 11.01.2017
01415

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
27.01.2026ReportEsitati 2025. aasta aruanne
2025
03.02.2025ReportEsitati 2024. aasta aruanne

Connected companies

Same-person ties · e-Business Register

WTF Engineering OÜ is connected to 30 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Aleksei Titov (30 companies).

Total connections
30
via 1 person
Connecting people
1
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Aleksei
30 companies
Via personAleksei Titov
Born 1971 · 54 y · founder since 01.04.2016
Founder · 1k €
27.01.2026
2024–1462 €5k €24k €003.02.2025
2023–−1 €3k €22k €011.07.2024
2022–−3 €3k €19k €005.06.2023
2021–−31 €3k €17k €017.05.2022
2020–−3 €3k €15k €018.03.2021
2019–−2 €3k €13k €015.10.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

A turbine for converting the kinetic energy of a flow of a fluid medium into a rotation of a rotor of the turbine

Utility model · IPC F03D 3/04,F03D 3/06
Filed 26.05.2016
30
AT
Aleksei Titov
board member, founder, shareholder 25%, recipient for procedural documents
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… and 14 more · see on the person page ↗

Analysis · 2025

computed from annual reports
Equity ratio18.1%
Current ratio0.02current assets cover under 1× liabilities
Compared with2024

Peer group: Teadus- ja arendustegevus loodus- ja tehnikateaduste vallas, 400 trading companies that filed a report in the last three years.

Founded 2016. That year 12,438 osaühing were registered; 11,952 are still trading, or 96.1%.