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Search›Companies›EnergyMentor OÜ
12666738ActivePrivate limited companyEE101751753 · VAT-registered

EnergyMentor OÜ

Harju maakond, Tallinn, Lasnamäe linnaosa, Valukoja tn 8/2·EMTAK 4399 — Other specialised construction activities n.e.c.·12+ years
Andmed · ···
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Overview

e-Business Register · 19 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
27.05.2014e-Business Register
Address
Valukoja tn 8/2, Lasnamäe linnaosa, Tallinn, 11415 Harju maakondADS · e-Business Register
E-mail address
info@energymentor.eee-Business Register
Telephone
+372 58003989· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 4399 - Other specialised construction activities n.e.c.e-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2500,00 €e-Business Register
LEI
6488U0CNN3R3M9G27516 · issued 20.01.2026GLEIF
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
  • Recent registrations

Data

  • 72 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • For journalists
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 12 sourcese-Business Register · 9 min agoMTARTKMTRWeb tech scanEesti InternetGLEIF
e-Business Register ↗

Registered 27. mai 2014, primary activity: Other specialised construction activities n.e.c.. Main place of business in Lasnamäe linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
1 789 179 €
▲ 26545% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
224 130 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)
Revenue 2026 (I kv)
1,8m €
▲ 26545% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
224k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Officers (2)

e-Business Register · 19 h ago
AL
Aleksandr Ledvanov
Born 1981 · 45 y · board member since 27.05.2014
Board member
IK
Igor Krupenski
Born 1983 · 43 y · board member since 27.05.2014
Board member

Founders

e-Business Register · 19 h ago
HO
HeatConsult OÜLEGAL PERSON
Legal person · 12049862 · founder since 11.05.2014
Founder · 3k €

Shareholders (2)

e-Business Register · 19 h ago
EO
EnergyInvest OÜLEGAL PERSON
Legal person · 16057410 · shareholder since 01.09.2023
Shareholder 50% · 1k €
HO
Heatrix OÜLEGAL PERSON
Legal person · 16059099 · shareholder since 01.09.2023
Shareholder 50% · 1k €

Beneficial owners (2)

e-Business Register · 19 h ago
AL
Aleksandr Ledvanov
Born 1981 · 45 y · ultimate beneficial owner since 30.09.2018
Ultimate beneficial owner
IK
Igor Krupenski
Born 1983 · 43 y · ultimate beneficial owner since 30.09.2018
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
5,7m €
↗ +503% vs 2024
State taxes 2025
1,1m €
↗ +484% vs 2024
Employees 2025
2
YearRevenueProfitEquity

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
5,0m €2,5m €0

Licences (5)

MTR · 18 h tagasi
Active licences
5
Other5
Oldest · Newest
2024→2026
Oldest licenceEEP005066 · 22.03.2024
Newest licenceTST000662 · 17.02.2026
Active5 / 5
TST000662
Surveseadmetööd
Majandustegevusteade
From17.02.2026
UntilOpen-ended
Valid

Tech stack

Website analysis · 2 päeva tagasi
Domains (1)
energymentor.ee
SPF
MXMicrosoft 365
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
Website builderTilda
JavaScript libraryjQuery

State-sector payments (1 · 25k €)

RTK Makseandmik · 15.05.2026
Transactions
1
2026–2026 · 1 year
Total amount
25k €
avg 25k €
Buyers
1
State and municipal bodies
Latest
18.02.2026
25k € · KLIIMAMINISTEERIUM
20261 transaction · 25k €
18.022026
KLIIMAMINISTEERIUM70001231
MUUD TOETUSED · Üldine majandus- ja kaubanduspoliitika

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
06.04.2026ReportEsitati 2025. aasta aruanne— Käive 5 730 371 €
17.02.2026LicenceUus MTR tegevusluba— Majandustegevusteade · TST000662
16.02.2026LicenceUus MTR tegevusluba3×expand ›hide ⌃
  • Majandustegevusteade · EEO004525
  • Majandustegevusteade · EPE001700
  • Majandustegevusteade · TGT000757
2025

Connected companies

Same-person ties · e-Business Register

EnergyMentor OÜ is connected to 10 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Igor Krupenski (8 companies).

Total connections
10
via 2 people
Connecting people
2
Active here
Distinct roles
2
Board member · Ultimate beneficial owner
Strongest tie
Igor
8 companies
Via personIgor Krupenski
Assets
Employees
20255 730 371 €306 453 €353k €978k €206.04.2026
2024949 724 €36 889 €47k €94k €024.03.2025
202315 011 €−5833 €10k €15k €026.06.2024
20220 €−11 €15k €15k €021.05.2023
20214150 €4144 €15k €15k €017.06.2022
20200 €0 €11k €11k €021.06.2021
20190 €0 €11k €11k €028.09.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
2023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I Q1 789 179 €216 224 €7906 €2
20259 075 649 €1 144 871 €7968 €2
2024947 525 €196 087 €301 €–
2023I-III Q5494 €–––
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20261,8m €–––
State taxes 2026216k €–––
Taxes on workforce 20268k €–––
Employees 20262–––
Revenue 20257k €2,5m €3,5m €3,0m €
State taxes 2025757 €357k €429k €358k €
Taxes on workforce 2025459 €463 €1k €6k €
Employees 2025––22
Revenue 20241k €133k €312k €501k €
State taxes 20241k €29k €62k €104k €
Taxes on workforce 20240 €0 €0 €301 €
Employees 2024––––
Revenue 2023500 €5k €119 €–
State taxes 2023––––
Taxes on workforce 2023––––
Employees 2023––––
EEO004525
Omanikujärelevalve
Majandustegevusteade
From16.02.2026
UntilOpen-ended
Valid
EPE001700
Ehitusprojekti ekspertiis
Majandustegevusteade
From16.02.2026
UntilOpen-ended
Valid
TGT000757
Gaasitööd
Majandustegevusteade
From16.02.2026
UntilOpen-ended
Valid
EEP005066
Projekteerimine
Majandustegevusteade
From22.03.2024
UntilOpen-ended
Valid
UI framework
Tailwind CSS
OtherOpen Graph
Mobile carrier
+372 58003989Elisa Eesti AS
25 000 €
08.07.2025
FilingMuutmiskanne TsMS § 595¹ lg 1 alusel2×expand ›hide ⌃
  • Ä 10195975 / 8 · Olek: Jõustunud
  • Kanne nr 8 · kanne
24.03.2025ReportEsitati 2024. aasta aruanne— Käive 949 724 €
2024
26.06.2024ReportEsitati 2023. aasta aruanne— Käive 15 011 €
8
Aleksandr Ledvanov2
IK
Igor Krupenski
board member, ultimate beneficial owner
8 other companies›
CompanyRoleReg. code
Chess24 OÜ
Founder
11765065
Eesti Inseneride Liit
Board member
80007571
Eesti Soojustehnikainseneride Selts
Board memberUltimate beneficial owner
80135808
EnergyInvest OÜ
Board memberShareholder 100%FounderUltimate beneficial owner
16057410
Enerhack OÜ
Board memberShareholder 100%FounderUltimate beneficial owner
16237193
HeatConsult OÜ
Founder
12049862
Mittetulundusühing Enerhack Foundation
Founder
80597147
Sandplay OÜ
FounderUltimate beneficial ownerShareholder 50%Board member
16226114
AL
Aleksandr Ledvanov
board member, ultimate beneficial owner
2 other companies›
CompanyRoleReg. code
Heatrix OÜ
Board memberShareholder 100%FounderUltimate beneficial owner
16059099
OÜ Bajadera Grupp
Founder
10841640