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Address: Parda tn 8, 10151 Tallinn, Estonia
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
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Search›Companies›Rostvärk OÜ
10252607ActivePrivate limited companyEE100016062 · VAT-registered

Rostvärk OÜ

Tartu maakond, Tartu linn, Tartu linn, Kalevi tn 26-1·EMTAK 41001 — Construction of residential and non-residential buildings·28+ years
Andmed · ···
On this page
SanctionsOverviewOfficersShareholdersFoundersBeneficial ownersOther rolesForeign parentSubsidiariesFinancialsTax filingsPledgesPledges as creditorLicencesNoticesTech stackCourt rulingsTVK decisionsBlacklistLabour inspectorateHazardous facilityDPA decisionsTax-deductibleEU lobby registerTrademarksPatentsReal estateVehiclesGrantsProcurementsState paymentsActivityConnected companies
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Overview

e-Business Register · 13 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
22.08.1997e-Business Register
Address
Kalevi tn 26-1, Tartu linn, Tartu linn, 51009 Tartu maakondADS · e-Business Register
E-mail address
info@rostvark.eee-Business Register
Telephone
+372 5146181· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 41001 - Construction of residential and non-residential buildingse-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2560,00 €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

Registered 22. august 1997, primary activity: Construction of residential and non-residential buildings. Main place of business in Tartu linn, Tartu linn, Tartu maakond.

Data · 11 sourcese-Business Register · 2 min agoMTAMTRProcurementsWeb tech scanEesti Internet
e-Business Register ↗
Revenue 2026 (I kv)
−2501 €
▼ 85% vs 2023
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
0 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)
Revenue 2026 (I kv)
-3k €
▼ 85% vs 2023
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
0 €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Officers

e-Business Register · 13 h ago
KS
Kaimo Sepp
Born 1969 · 57 y · board member since 14.01.2026
Board member

Shareholders (3)

e-Business Register · 13 h ago
HO
HEINZBAU OÜLEGAL PERSON
Legal person · 11407779 · shareholder since 14.01.2026
Shareholder 55% · 1k €
RM
Rein Murumägi
Born 1951 · 75 y · shareholder since 01.09.2023
Shareholder 23% · 576 €
KS
Kaimo Sepp
Born 1969 · 57 y · shareholder since 01.09.2023
Shareholder 23% · 576 €

Beneficial owners (2)

e-Business Register · 13 h ago
KS
Kaimo Sepp
Born 1969 · 57 y · ultimate beneficial owner since 29.10.2018
Ultimate beneficial owner
RM
Rein Murumägi
Born 1951 · 75 y · ultimate beneficial owner since 29.10.2018
Ultimate beneficial owner

Annual reports (6)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
4k €
↘ -84.6% vs 2023
State taxes 2024
4k €
↗ +2.5% vs 2023
Employees 2024
1
0.0% vs 2023
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
500k €250k €0

Licences (1)

MTR · 12 h tagasi
Active licences
1
Other1
Oldest · Newest
2019→2019
Oldest licenceEH10252607-0001 · 11.09.2019
Active1 / 1
EH10252607-0001
Ehitamine
Majandustegevusteade
From11.09.2019
UntilOpen-ended
Valid

Tech stack

Website analysis · 1 päeva tagasi
Domains (1)
rostvark.ee
SPF
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
Web serverApache
Mobile carrier
+372 5146181Elisa Eesti AS

Public procurements (2 · 1,6m €)

Procurement Register · 12 h tagasi
Awards
2
2021–2021 · 1 year
Total amount
1,6m €
avg 775k €
Buyers
2
top: Tartu linn, Turu tn 7 korteriühistu
Latest
18.05.2021
658k € · Võru linn, Olevi tn 34a korteriühistu
BuyersAll2Tartu linn, Turu tn 7 korteriühistu1Võru linn, Olevi tn 34a korteriühistu1
20212 awards1,6m €
18.052021
Korterelamu Võru Olevi 34a rekonstrueerimine
ServicesNotice ted-2021-5-874
Võru linn, Olevi tn 34a korteriühistu
80454181
657 575 €
Award value
25.032021
Tartu linn, Turu tn 7 korterelamu rekonstrueerimine
ServicesNotice ted-2021-5-441
Tartu linn, Turu tn 7 korteriühistu
80030222
892 500 €
Award value

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
14.01.2026OfficerSai osanikuks— HEINZBAU OÜ · · 55 %
14.01.2026OfficerAstus juhatusse— Kaimo Sepp
14.01.2026FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 20007466 / 12 · Olek: Jõustunud
  • Kanne nr 12 · kanne
2025

Connected companies

Same-person ties · e-Business Register

Rostvärk OÜ is connected to 19 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Kaimo Sepp (11 companies).

Total connections
19
via 2 people
Connecting people
2
Active here
Distinct roles
3
Board member · Shareholder
Strongest tie
Kaimo
11 companies
Via personKaimo Sepp
Equity
Assets
Employees
20243708 €1213 €11k €11k €129.06.2025
202324 131 €1641 €10k €16k €101.07.2024
2022381 324 €−37 570 €8k €20k €130.06.2023
2021700 847 €11 605 €46k €146k €230.06.2022
202095 420 €925 €74k €78k €130.06.2021
2019416 611 €59 906 €73k €157k €131.10.2020
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 Q−2501 €0 €0 €–
20252501 €378 €187 €–
202427 027 €3877 €363 €–
202331 111 €3784 €1500 €–
2022504 057 €28 352 €5098 €2
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026-3k €–––
State taxes 20260 €–––
Taxes on workforce 20260 €–––
Employees 2026––––
Revenue 20250 €0 €0 €3k €
State taxes 2025–––378 €
Taxes on workforce 2025–––187 €
Employees 2025––––
Revenue 20247k €4k €650 €16k €
State taxes 2024205 €344 €37 €3k €
Taxes on workforce 2024213 €128 €22 €0 €
Employees 2024––––
Revenue 20239k €8k €7k €8k €
State taxes 2023615 €42 €578 €3k €
Taxes on workforce 20230 €0 €0 €2k €
Employees 2023––––
Revenue 2022210k €162k €123k €8k €
State taxes 202222k €5k €759 €344 €
Taxes on workforce 20224k €582 €194 €0 €
Employees 20222222
29.06.2025
ReportEsitati 2024. aasta aruanne— Käive 3708 €
2024
01.07.2024ReportEsitati 2023. aasta aruanne— Käive 24 131 €
11
Rein Murumägi8
KS
Kaimo Sepp
board member, shareholder 23%, ultimate beneficial owner
11 other companies›
CompanyRoleReg. code
AURORETTE OÜ
Ultimate beneficial ownerBoard member
11233761
HB Projektbüroo OÜ
Board memberUltimate beneficial owner
16623565
HEINZBAU OÜ
Board memberUltimate beneficial owner
11407779
Järvekalda Arendus OÜ
Board memberShareholder 100%FounderUltimate beneficial owner
12951717
Kiigemäe Arendus OÜ
Board memberShareholder 100%Ultimate beneficial owner
17344117
OÜ Aurorette Kinnisvara
Ultimate beneficial ownerBoard member
11318295
Skylark Grupp OÜ
Shareholder 100%Ultimate beneficial ownerFounderBoard member
17388132
Skylark Kodud OÜ
Shareholder 100%Ultimate beneficial ownerFounderBoard member
17387411
Suurjõe OÜ
Board memberUltimate beneficial owner
17172490
Tartu linn, Ropka tee 17 korteriühistu
Founder
80374507
Võru 148 OÜ
Board memberUltimate beneficial owner
17277510
RM
Rein Murumägi
shareholder 23%, ultimate beneficial owner
8 other companies›
CompanyRoleReg. code
AS EVIKO
Supervisory board memberShareholder 50%
10321432
HB Projektbüroo OÜ
Ultimate beneficial owner
16623565
HEINZBAU OÜ
Shareholder 50%Ultimate beneficial owner
11407779
Osaühing Ropka Betoon
Board memberUltimate beneficial owner
10254405
osaühing RT-Betoon
Shareholder 100%Board memberUltimate beneficial owner
10251192
OÜ CRUMENA-TRANSPORT
Ultimate beneficial ownerShareholder 50%Board memberFounder
10514898
Suurjõe OÜ
Ultimate beneficial owner
17172490
Võru 148 OÜ
Ultimate beneficial owner
17277510