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Search›Companies›Osaühing Merkolux
11215637ActivePrivate limited companyEE101041476 · VAT-registered

Osaühing Merkolux

Harju maakond, Tallinn, Nõmme linnaosa, Möldre tee 4-9·EMTAK 71122 — Construction geological and geodetic research·20+ years
Andmed · ···
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Overview

e-Business Register · 17 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
02.02.2006e-Business Register
Address
Möldre tee 4-9, Nõmme linnaosa, Tallinn, 10915 Harju maakondADS · e-Business Register
E-mail address
heimonen@online.eee-Business Register
Telephone
+372 5112927· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 71122 - Construction geological and geodetic researche-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
5112,00 €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 · 2 min agoMTAMTR
e-Business Register ↗

Registered 2. veebruar 2006, primary activity: Construction geological and geodetic research. Main place of business in Nõmme linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
6095 €
▼ 7% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
2575 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 26.06.2026 (MTA)
Revenue 2026 (I kv)
6k €
▼ 7% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
3k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 26.06.2026 (MTA)

Officers (3)

e-Business Register · 17 h ago
PK
Peep Kildjer
Born 1942 · 84 y · board member since 06.03.2006
Board member
TL
Tiit Leinsalu
Born 1954 · 72 y · board member since 06.03.2006
Board member
KR
Kristjan-Henn Riet
Born 1944 · 82 y · board member since 12.12.2023
Board member

Founders

e-Business Register · 17 h ago
OA
Osaühing Amador-LCLEGAL PERSON
Legal person · 10265946 · founder since 02.02.2006
Founder

Shareholders (4)

e-Business Register · 17 h ago
TL
Tiit Leinsalu
Born 1954 · 72 y · shareholder since 08.04.2024
Shareholder 63% · 3k €
PK
Peep Kildjer
Born 1942 · 84 y · shareholder since 01.09.2023
Shareholder 13% · 639 €
KR
Kristjan-Henn Riet
Born 1944 · 82 y · shareholder since 01.09.2023
Shareholder 13% · 639 €
TS

Beneficial owners (4)

e-Business Register · 17 h ago
TL
Tiit Leinsalu
Born 1954 · 72 y · ultimate beneficial owner since 24.09.2018
Ultimate beneficial owner
TS
Tiina Sleng
Born 1955 · 71 y · ultimate beneficial owner since 24.09.2018
Ultimate beneficial owner
PK
Peep Kildjer
Born 1942 · 84 y · ultimate beneficial owner since 24.09.2018
Ultimate beneficial owner

Annual reports (7)

e-Business Register · annual reports · 6 päeva tagasi
Revenue 2025
29k €
↘ -32.9% vs 2024
State taxes 2025
10k €
↘ -58.4% vs 2024
Employees 2025
1
↘ -50.0% vs 2024
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
20k €10k €0

Licences (1)

MTR · 16 h tagasi
Active licences
1
Other1
Oldest · Newest
2006→2006
Oldest licenceEEG000051 · 04.04.2006
Active1 / 1
EEG000051
Ehitusuuringud
Majandustegevusteade
From04.04.2006
UntilOpen-ended
Valid

Tech stack

Tehnoloogiad
Mobile carrier
+372 5112927Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
23.04.2026ReportEsitati 2025. aasta aruanne— Käive 29 215 €
2025
30.04.2025ReportEsitati 2024. aasta aruanne— Käive 43 513 €

Connected companies

Same-person ties · e-Business Register

Osaühing Merkolux is connected to 7 other companies through 4 people who hold a role here and elsewhere. The strongest tie runs through Tiit Leinsalu (2 companies).

Total connections
7
via 4 people
Connecting people
4
Active here
Distinct roles
3
Board member · Shareholder
Strongest tie
Tiit
2 companies
Via personTiit Leinsalu
Tiina Sleng
Born 1955 · 71 y · shareholder since 01.09.2023
Shareholder 13% · 639 €
KR
Kristjan-Henn Riet
Born 1944 · 82 y · ultimate beneficial owner since 24.09.2018
Ultimate beneficial owner
Equity
Assets
Employees
202529 215 €9444 €29k €32k €123.04.2026
202443 513 €−3229 €20k €24k €230.04.2025
202353 497 €6421 €23k €31k €215.04.2024
202248 981 €−4160 €17k €24k €202.05.2023
202142 433 €−9839 €21k €28k €319.05.2022
202047 914 €−17 531 €31k €37k €431.05.2021
201959 135 €−14 359 €48k €57k €429.06.2020
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 Q6095 €1738 €837 €1
202529 635 €9668 €4804 €1
202448 433 €23 228 €15 848 €2
202347 367 €23 968 €16 703 €2
202252 451 €23 051 €16 037 €2
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20266k €–––
State taxes 20262k €–––
Taxes on workforce 2026837 €–––
Employees 20261–––
Revenue 20257k €9k €6k €8k €
State taxes 20253k €2k €2k €2k €
Taxes on workforce 20252k €893 €837 €837 €
Employees 20251111
Revenue 202417k €9k €9k €14k €
State taxes 20246k €5k €5k €6k €
Taxes on workforce 20244k €4k €4k €4k €
Employees 20242222
Revenue 202311k €15k €13k €9k €
State taxes 20236k €7k €6k €5k €
Taxes on workforce 20234k €4k €4k €4k €
Employees 20232222
Revenue 202215k €13k €17k €8k €
State taxes 20226k €5k €7k €5k €
Taxes on workforce 20224k €4k €4k €4k €
Employees 20222222
2
Kristjan-Henn Riet2
Tiina Sleng2
Peep Kildjer1
TL
Tiit Leinsalu
board member, shareholder 63%, ultimate beneficial owner
2 other companies›
CompanyRoleReg. code
Inseneribüroo REIB OÜ
Shareholder 1%
10434933
Osaühing Rei Geotehnika
Board memberFounderUltimate beneficial ownerShareholder 38%
10145171
KR
Kristjan-Henn Riet
board member, shareholder 13%, ultimate beneficial owner
2 other companies›
CompanyRoleReg. code
Kristjan-Henn Riet
Sole trader
11795132
Osaühing Rei Geotehnika
FounderUltimate beneficial ownerShareholder 24%
TS
Tiina Sleng
shareholder 13%, ultimate beneficial owner
2 other companies›
CompanyRoleReg. code
Inseneribüroo REIB OÜ
Shareholder 1%
10434933
Osaühing Rei Geotehnika
Ultimate beneficial owner
10145171
PK
Peep Kildjer
board member, shareholder 13%, ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Osaühing Rei Geotehnika
FounderUltimate beneficial ownerShareholder 10%
10145171
10145171