ContactTerms
ET/EN/RU
EN
EestiEnglishРусский
nimistuEstonia'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
ContactTerms
ET/EN/RU
EN
EestiEnglishРусский
Search›Companies›osaühing Solver Invest
10510038ActivePrivate limited company

osaühing Solver Invest

Harju maakond, Tallinn, Kesklinna linnaosa, Endla tn 19b-18·EMTAK 64201 — Valdusfirmade tegevus·27+ years
Andmed · ···
On this page
SanctionsOverviewOfficersShareholdersFoundersBeneficial ownersOther rolesForeign parentSubsidiariesFinancialsTax filingsPledgesPledges as creditorLicencesNoticesTech stackCourt rulingsTVK decisionsBlacklistLabour inspectorateHazardous facilityDPA decisionsTax-deductibleEU lobby registerTrademarksPatentsReal estateVehiclesGrantsProcurementsState paymentsActivityConnected companies
Extension

Right in search

nimistu card above Google, Bing and DuckDuckGo results.

Chrome→Firefox→Edge→
Free · ~14 KB
See the extension →

Overview

e-Business Register · 8 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
07.12.1998e-Business Register
Address
Endla tn 19b-18, Kesklinna linnaosa, Tallinn, 10142 Harju maakondADS · e-Business Register
E-mail address
hardi.kampus@mail.eee-Business Register
Telephone
+372 5511974· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 64201 - Valdusfirmade tegevuse-Business Register · ETCB
Share capital
2556,00 €e-Business Register
LEI
2549008B2KQ6DYBGH188 · issued 26.09.2019GLEIF
nimistu
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
Revenue 2025
0 €
▼ NaN% vs 2023
As of 10.04.2026 (MTA)
Employees
–
2025 (MTA)
Taxes paid
2914 €
State + labour taxes · 2025 (I kv)
Tax debt
0 €
As of 26.06.2026 (MTA)

Registered 7. detsember 1998, primary activity: Valdusfirmade tegevus. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Data · 8 sourcese-Business Register · 8 min agoMTAGLEIF
e-Business Register ↗
Revenue 2025
0 €
▼ NaN% vs 2023
As of 10.04.2026 (MTA)
Employees
–
2025 (MTA)
Taxes paid
3k €
State + labour taxes · 2025 (I kv)
Tax debt
€0
As of 26.06.2026 (MTA)

Officers

e-Business Register · 8 h ago
HK
Hardi Kampus
Born 1973 · 53 y · board member since 07.12.1998
Board member

Founders

e-Business Register · 8 h ago
HK
Hardi Kampus
Born 1973 · 53 y · founder since 07.12.1998
Founder

Shareholders

e-Business Register · 8 h ago
HK
Hardi Kampus
Born 1973 · 53 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Beneficial owners

e-Business Register · 8 h ago
HK
Hardi Kampus
Born 1973 · 53 y · ultimate beneficial owner since 30.10.2018
Ultimate beneficial owner

Subsidiaries

e-Business Register · shareholders · 8 h ago
osaühing Solver Invest10510038Shareholder 50%Defbri OÜ12673566Shareholder 21%Hacertime OÜ14188444Shareholder 50%Nutshell Ventures OÜ16361243Shareholder 50%Osaühing Inversora

Annual reports (6)

e-Business Register · annual reports · 6 päeva tagasi
Revenue 2024
0 €
Employees 2024
0
YearRevenueProfitEquityAssetsEmployees
2024

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2025—1457 €1457 €–
2024—2004 €2004 €–
2023—764 €764 €–
Quarterly breakdown
Year

Tech stack

Tehnoloogiad
Mobile carrier
+372 5511974Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
30.07.2025ReportEsitati 2024. aasta aruanne— Käive 0 €
21.07.2025FilingTrahvihoiatusmäärus: majandusaasta aruanne esitamata— Ä 10036624 / M5 · Olek: Puudused kõrvaldatud
2024
24.07.2024ReportEsitati 2023. aasta aruanne— Käive 0 €
06.07.2024FilingTrahvihoiatusmäärus: majandusaasta aruanne esitamata— Ä 10036624 / M4 · Olek: Puudused kõrvaldatud

Connected companies

Same-person ties · e-Business Register

osaühing Solver Invest is connected to 10 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Hardi Kampus (10 companies).

Total connections
10
via 1 person
Connecting people
1
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Hardi
10 companies
Via personHardi Kampus
11380603Shareholder 100%SLVR 5 OÜ12478273Shareholder 100%TENSER OÜ10910097Shareholder 100%Wifloo OÜ14272529
osaühing Solver Invest is a shareholder or officer in 7 more companies.
0 €
30 634 €
263k €
283k €
0
30.07.2025
20230 €−39 565 €278k €315k €024.07.2024
20220 €16 584 €328k €378k €023.09.2023
20210 €2069 €311k €311k €030.11.2022
20200 €−208 472 €309k €309k €012.01.2022
20190 €6532 €517k €517k €014.03.2021
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
Q1
Q2
Q3
Q4
Revenue 2025––––
State taxes 20251k €–––
Taxes on workforce 20251k €–––
Employees 2025––––
Revenue 2024––––
State taxes 2024–––2k €
Taxes on workforce 2024–––2k €
Employees 2024––––
Revenue 2023––––
State taxes 2023–––764 €
Taxes on workforce 2023–––764 €
Employees 2023––––
10
HK
Hardi Kampus
board member, founder, shareholder 100%, ultimate beneficial owner
10 other companies›
CompanyRoleReg. code
Defbri OÜ
Ultimate beneficial ownerBoard member
12673566
Hacertime OÜ
Ultimate beneficial owner
14188444
Nutshell Ventures OÜ
Board member
16361243
Osaühing Inversora
Ultimate beneficial owner
11380603
SLVR 5 OÜ
Board memberUltimate beneficial owner
12478273
Sthenos Grupp OÜ
Founder
10233372
TENSER OÜ
Board memberUltimate beneficial owner
10910097
Tulundusühistu Eesti Ühistukapital
Founder
12989447
Wifloo OÜ
Ultimate beneficial ownerBoard member
14272529
Wise Guys Investment OÜ
Supervisory board member
12236417