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Search›Companies›Mergus OÜ
14085709ActivePrivate limited companyEE102230914 · VAT-registered

Mergus OÜ

Tartu maakond, Tartu linn, Tartu linn, Hiie tn 38·EMTAK 74991 — All other professional, scientific and technical activities n.e.c.·9+ years
Andmed · ···
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Overview

e-Business Register · 6 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
22.07.2016e-Business Register
Address
Hiie tn 38, Tartu linn, Tartu linn, 51006 Tartu maakondADS · e-Business Register
E-mail address
merlin@kalle.eee-Business Register
Telephone
+372 5025549· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 74991 - All other professional, scientific and technical activities n.e.c.e-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2508,00 €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
  • 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 · 8 sourcese-Business Register · 3 min agoMTARTK
e-Business Register ↗

Registered 22. juuli 2016, primary activity: All other professional, scientific and technical activities n.e.c.. Main place of business in Tartu linn, Tartu linn, Tartu maakond.

Revenue 2026 (I kv)
17 428 €
▼ 4% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
1343 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)
Revenue 2026 (I kv)
17k €
▼ 4% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
1k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Officers (2)

e-Business Register · 6 h ago
HK
Heikki Kalle
Born 1968 · 58 y · board member since 03.02.2017
Board member
MK
Merlin Kalle
Born 1980 · 46 y · board member since 03.02.2017
Board member

Shareholders (2)

e-Business Register · 6 h ago
HK
Heikki Kalle
Born 1968 · 58 y · shareholder since 01.09.2023
Shareholder 50% · 1k €
MK
Merlin Kalle
Born 1980 · 46 y · shareholder since 01.09.2023
Shareholder 50% · 1k €

Beneficial owners (2)

e-Business Register · 6 h ago
HK
Heikki Kalle
Born 1968 · 58 y · ultimate beneficial owner since 19.10.2018
Ultimate beneficial owner
MK
Merlin Kalle
Born 1980 · 46 y · ultimate beneficial owner since 19.10.2018
Ultimate beneficial owner

Annual reports (6)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
52k €
↘ -49.1% vs 2023
State taxes 2025
0 €
↘ -100.0% vs 2024
Employees 2024
0
YearRevenueProfitEquity

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
50k €25k €0

Tech stack

Tehnoloogiad
Mobile carrier
+372 5025549Telia Eesti AS

State-sector payments (4 · 1k €)

RTK Makseandmik · 15.05.2026
Transactions
4
2024–2026 · 3 years
Total amount
1k €
avg 370,60 €
Buyers
2
State and municipal bodies
Latest
11.02.2026
12,40 € · Tartu Oskar Lutsu nimeline Linnaraamatukogu

2026: 12,40 € · 2025: 980 € · 2024: 490 €

BuyerTxAmountShare
Põllumajanduse Registrite ja Informatsiooni Amet
70005967

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
30.06.2025ReportEsitati 2024. aasta aruanne— Käive 51 569 €
2024
02.07.2024ReportEsitati 2023. aasta aruanne— Käive 101 295 €

Connected companies

Same-person ties · e-Business Register

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

Total connections
10
via 2 people
Connecting people
2
Active here
Distinct roles
3
Board member · Shareholder
Strongest tie
Heikki
8 companies
Via personHeikki Kalle
Assets
Employees
202451 569 €6698 €131k €145k €030.06.2025
2023101 295 €22 765 €125k €153k €002.07.2024
2022101 406 €24 035 €102k €134k €011.07.2023
202180 841 €27 783 €78k €92k €030.06.2022
202084 935 €14 423 €50k €63k €022.07.2021
201962 391 €1394 €36k €49k €029.10.2020
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 Q17 428 €0 €1343 €–
202581 324 €0 €5334 €–
202457 550 €3552 €4916 €–
2023108 410 €2795 €819 €–
2022100 242 €353 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202617k €–––
State taxes 20260 €–––
Taxes on workforce 20261k €–––
Employees 2026––––
Revenue 202518k €19k €32k €12k €
State taxes 20250 €0 €0 €0 €
Taxes on workforce 20251k €1k €1k €1k €
Employees 2025––––
Revenue 202415k €14k €12k €17k €
State taxes 20241k €1k €1k €0 €
Taxes on workforce 20241k €1k €1k €1k €
Employees 2024––––
Revenue 202329k €28k €27k €25k €
State taxes 20230 €30 €1k €2k €
Taxes on workforce 20230 €0 €0 €819 €
Employees 2023––––
Revenue 202221k €26k €26k €27k €
State taxes 2022168 €0 €0 €185 €
Taxes on workforce 20220 €0 €0 €0 €
Employees 2022––––
3
1k €
Tartu Oskar Lutsu nimeline Linnaraamatukogu
75006569
1
12,40 €
20261 transaction · 12,40 €
11.022026
Tartu Oskar Lutsu nimeline Linnaraamatukogu75006569
MAJANDAMISKULUD · Raamatukogud
12 €
20252 transactions · 980 €
18.122025
Põllumajanduse Registrite ja Informatsiooni Amet70005967
MUUD TOETUSED · Põllumajandus
490 €
20.012025
Põllumajanduse Registrite ja Informatsiooni Amet70005967
MUUD TOETUSED · Põllumajandus
490 €
20241 transaction · 490 €
29.022024
Põllumajanduse Registrite ja Informatsiooni Amet70005967
MUUD TOETUSED · Põllumajandus
490 €
8
Merlin Kalle2
HK
Heikki Kalle
board member, shareholder 50%, ultimate beneficial owner
8 other companies›
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Board member
11638094
FEDI OÜ
Shareholder 4%
11696753
Mittetulundusühing Eesti Keskkonnainstituut
Board memberFounderUltimate beneficial owner
80325532
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16256612
OÜ Estonian Environmental Engineering
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10269950
Selerox OÜ
Ultimate beneficial ownerShareholder 50%Board member
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Täisühing "PRP Stuudio"
Authorised representativeGeneral partnerShareholder
10019147
MK
Merlin Kalle
board member, shareholder 50%, ultimate beneficial owner
2 other companies›
CompanyRoleReg. code
Eesti Migreeni ja Peavalu Patsientide Ühing
Board memberUltimate beneficial owner
80563177
MTÜ Kihnu Maalamba Selts
Board member
80603787