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
nimistu
Search›Companies›Alter Security OÜ
12492416ActivePrivate limited companyEE101770695 · VAT-registered

Alter Security OÜ

Harju maakond, Tallinn, Mustamäe linnaosa, Laki tn 30·EMTAK 62201 — Computer consultancy activities·13+ 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 · 22 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
18.06.2013e-Business Register
Address
Laki tn 30, Mustamäe linnaosa, Tallinn, 12915 Harju maakondADS · e-Business Register
E-mail address
founders@altersecurity.come-Business Register
Telephone
+372 56884885· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 62201 - Computer consultancy activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2500,00 €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 · 7 sourcese-Business Register · 10 min agoMTA
e-Business Register ↗

Registered 18. juuni 2013, primary activity: Computer consultancy activities. Main place of business in Mustamäe linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
4332 €
▼ 83% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
0 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 24.06.2026 (MTA)
Revenue 2026 (I kv)
4k €
▼ 83% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
0 €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 24.06.2026 (MTA)

Officers

e-Business Register · 22 h ago
DK
Dmitri Kuznetsov
Born 1967 · 58 y · board member since 18.06.2013
Board member

Founders (2)

e-Business Register · 22 h ago
DK
Dmitri Kuznetsov
Born 1967 · 58 y · founder since 10.06.2013
Founder · 1k €
RO
Rait Ojasaar
Born 1980 · 45 y · founder since 10.06.2013
Founder · 1k €

Shareholders

e-Business Register · 22 h ago
DK
Dmitri Kuznetsov
Born 1967 · 58 y · shareholder since 02.09.2023
Shareholder 100% · 3k €

Beneficial owners

e-Business Register · 22 h ago
DK
Dmitri Kuznetsov
Born 1967 · 58 y · ultimate beneficial owner since 01.10.2018
Ultimate beneficial owner

Annual reports (6)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
48k €
↘ -23.9% vs 2023
State taxes 2025
948 €
↗ +14.1% 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 56884885Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
04.08.2025ReportEsitati 2024. aasta aruanne— Käive 47 767 €
2024
26.08.2024ReportEsitati 2023. aasta aruanne— Käive 62 778 €
10.07.2024FilingHoiatusmäärus registrist kustutamiseks: majandusaasta aruanne esitamata— Ä 10184105 / M4 · Olek: Puudused kõrvaldatud

Connected companies

Same-person ties · e-Business Register

Alter Security OÜ is connected to 41 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Rait Ojasaar (29 companies).

Total connections
41
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Rait
29 companies
Via personRait Ojasaar
Assets
Employees
202447 767 €101 €6k €6k €004.08.2025
202362 778 €−2339 €6k €6k €026.08.2024
202250 813 €1259 €8k €9k €031.08.2023
2021198 181 €−4822 €7k €13k €017.08.2022
2020168 027 €954 €12k €12k €016.11.2021
2019201 521 €−8145 €11k €19k €003.11.2020
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 Q4332 €0 €0 €–
202548 724 €948 €720 €–
202486 120 €831 €868 €–
202395 625 €386 €215 €–
2022104 421 €596 €101 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20264k €–––
State taxes 20260 €–––
Taxes on workforce 20260 €–––
Employees 2026––––
Revenue 202526k €11k €10k €2k €
State taxes 2025167 €218 €197 €366 €
Taxes on workforce 202583 €165 €165 €307 €
Employees 2025––––
Revenue 202412k €32k €25k €18k €
State taxes 2024132 €141 €296 €262 €
Taxes on workforce 2024110 €220 €299 €239 €
Employees 2024––––
Revenue 202315k €35k €17k €29k €
State taxes 20230 €102 €151 €133 €
Taxes on workforce 202318 €53 €39 €105 €
Employees 2023––––
Revenue 202231k €38k €2k €34k €
State taxes 2022412 €0 €54 €130 €
Taxes on workforce 2022101 €0 €0 €0 €
Employees 20221111
29
Dmitri Kuznetsov12
RO
Rait Ojasaar
founder
29 other companies›
CompanyRoleReg. code
Acctax Holding OÜ
Board memberUltimate beneficial owner
17324043
Antifragile Holding OÜ
Board memberUltimate beneficial ownerFounderShareholder 100%
14603937
Change Ventures OÜ
Board memberFounderUltimate beneficial ownerShareholder 33%
14025819
Crowdestate AS
Supervisory board member
14773059
CVF 3 Fund Manager OÜ
Board memberUltimate beneficial owner
16594266
CVF 3 Investment Advisor OÜ
Board memberUltimate beneficial owner
16593640
CVF Fund Manager OÜ
Board memberUltimate beneficial owner
14623897
CVF Holdings OÜ
Board memberUltimate beneficial owner
14613255
CVF Investment Advisor OÜ
Board memberUltimate beneficial owner
14621409
Indilo Solutions OÜ
Ultimate beneficial ownerBoard member
11461684
KUMA Design OÜ
FounderShareholder 50%Ultimate beneficial ownerBoard member
12705533
LedgerTech OÜ
Board member
17026765
MeetFrank OÜ
Supervisory board member
14314682
Metergram OÜ
Founder
12526440
Mittetulundusühing Mareti
Ultimate beneficial ownerBoard member
80227982
Neurisium OÜ
Board memberUltimate beneficial owner
14301372
… and 13 more · see on the person page ↗
DK
Dmitri Kuznetsov
board member, founder, shareholder 100%, ultimate beneficial owner
12 other companies›
CompanyRoleReg. code
ADSPuhastus OÜ
Founder
12874922
Ametech OÜ
Board memberUltimate beneficial ownerFounderShareholder 100%
14022034
ATravel Grupp OÜ
Founder
12876453
Baltic Equipment OÜ
Board memberFounderUltimate beneficial ownerShareholder 100%
12707354
Dvorik MTÜ
Ultimate beneficial ownerLiquidatorFounder
80397508
EestIBIK OÜ
Ultimate beneficial ownerBoard memberFounderShareholder 100%
14275503
FutureMinds OÜ
Ultimate beneficial ownerBoard memberFounderShareholder 100%
17136330
Healthiest.Bio OÜ
FounderUltimate beneficial ownerLiquidatorShareholder 100%
12831918
Klikihind OÜ
Founder
12607977
Lirsot Nordic OÜ
FounderShareholder 25%Ultimate beneficial ownerBoard member
12373077
SDN Europe OÜ
FounderShareholder 10%Ultimate beneficial owner
16378858
Timeair OÜ
Founder
12855296