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Search›Companies›Squarewave OÜ
16153013ActivePrivate limited companyEE102339310 · VAT-registered

Squarewave OÜ

Harju maakond, Tallinn, Haabersti linnaosa, Saadu tn 9-6·EMTAK 73111 — Activities of advertising agencies·5+ years
Andmed · ···
On this page
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Overview

e-Business Register · 5 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
03.02.2021e-Business Register
Address
Saadu tn 9-6, Haabersti linnaosa, Tallinn, 13516 Harju maakondADS · e-Business Register
E-mail address
info@squarewave.agencye-Business Register
Website
squarewave.agencye-Business Register · domain active
Telephone
+372 58665517· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 73111 - Activities of advertising agenciese-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 · 10 sourcese-Business Register · 2 min agoMTABuiltWithWeb tech scan
e-Business Register ↗

Registered 3. veebruar 2021, primary activity: Activities of advertising agencies. Main place of business in Haabersti linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
0 €
▼ 100% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
20 882 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)
Revenue 2026 (I kv)
0 €
▼ 100% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
2
2026 (MTA)
Taxes paid
21k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Tax debt over time

MTA · last 365 d

Current debt: 0,00 €. History updated daily.

30 days
–
no data yet
90 days
–
no data yet
365 days
–
no data yet

Officers (3)

e-Business Register · 5 h ago
BA
Bruce Andrew ArnoldSanctioned
Born 1986 · 39 y · board member since 03.02.2021
Board member
KP
Karel Prave
Born 1992 · 33 y · board member since 08.03.2021
Board member
KR
Karl-Erik Rosenberg
Born 1995 · 31 y · board member since 08.03.2021
Board member

Founders (2)

e-Business Register · 5 h ago
BA
Bruce Andrew ArnoldSanctioned
Born 1986 · 39 y · founder since 02.02.2021
Founder · 2k €
DM
David Michael Bailey
· founder since 02.02.2021
Founder · 625 €

Shareholders (6)

e-Business Register · 5 h ago
0%50%100%
Founder / management
100.0% · 6
#ShareholderType%€
1
Bruce Andrew Arnold
Founder / management25.00%625 €
2
Karel Prave
Founder / management25.00%625 €
3
Karl-Erik Rosenberg
Founder / management25.00%625 €
4
DieHard OÜ
Founder / management8.33%208,33 €
5
PRAVES OÜ
Founder / management8.33%208,33 €
6
Krosen OÜ
Founder / management8.33%208,34 €
Concentration

How tightly the cap table is held. Top-N shows the combined stake of the largest N shareholders; the 80% line is the smallest group that together controls 80%; Gini is 0 when stakes are perfectly equal, 1 when one holder owns everything.

Top 1
25.0%
Top 3
75.0%
Top 5
91.7%
Top 10
100.0%
80% line
4 of 6
Gini
0.25

Dominant holder: 25.0% – non-controlling but blocking.

BA
Bruce Andrew ArnoldSanctioned
Born 1986 · 39 y · shareholder since 02.09.2023
Shareholder 25% · 625 €
KP
Karel Prave
Born 1992 · 33 y · shareholder since 02.09.2023
Shareholder 25% · 625 €
KR
Karl-Erik Rosenberg
Born 1995 · 31 y · shareholder since 02.09.2023
Shareholder 25% · 625 €
DO

Beneficial owners (3)

e-Business Register · 5 h ago
BA
Bruce Andrew ArnoldSanctioned
Born 1986 · 39 y · ultimate beneficial owner since 03.02.2021
Ultimate beneficial owner
KR
Karl-Erik Rosenberg
Born 1995 · 31 y · ultimate beneficial owner since 29.04.2021
Ultimate beneficial owner
KP
Karel Prave
Born 1992 · 33 y · ultimate beneficial owner since 29.04.2021
Ultimate beneficial owner

Subsidiaries

e-Business Register · shareholders · 5 h ago
Squarewave OÜ16153013Shareholder 100%Sinewave OÜ16848136UÜ ARKK16670547
Squarewave OÜ is a shareholder or officer in 2 more companies.

Authorised limited partner (representation) (1)

e-Business Register · 5 h ago
UÜ ARKK
Valdusfirmade tegevus
16670547

Annual reports (4)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
6,0m €
↘ -46.2% vs 2023
State taxes 2025
61k €
↘ -57.8% vs 2024
Employees 2024
3
0.0% vs 2023
YearRevenueProfitEquityAssetsEmployees
20245 959 080 €104 347 €172k €838k €305.09.2025
2023AUD11 071 041 €356 121 €428k €1,3m €303.09.2024
2022AUD7 045 631 €465 042 €551k €1,1m €301.03.2023
2021
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
10,0m €5,0m €0
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I Q0 €9835 €11 047 €2
20252 093 261 €60 923 €43 756 €2
202416 395 520 €144 458 €69 646 €2
202316 510 270 €219 035 €66 387 €3
202212 112 818 €110 040 €
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20260 €–––
State taxes 202610k €–––
Taxes on workforce 202611k €–––
Employees 20262–––
Revenue 20252,2m €-59k €795 €122 €
State taxes 202510k €15k €

Tech stack

Website analysis · 2 päeva tagasi
Domains (1)
squarewave.agency
MXGoogle Workspace
NSZone.ee
SRCÄriregister
Detected technologies
UI frameworkBootstrap · Tailwind CSS
OtherOpen Graph · Schema.org
Content management (CMS)WordPress
JavaScript libraryjQuery
Tag managerGoogle Tag Manager
SecurityreCAPTCHA
Web serverApache
Mobile carrier
+372 58665517Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
11.06.2026TaxMaksuvõlg kasvas— +3631 € (kokku 3631 €)
2025
05.09.2025ReportEsitati 2024. aasta aruanne— Käive 5 959 080 €
2024
03.09.2024ReportEsitati 2023. aasta aruanne— Käive 11 071 041 €
03.09.2024FilingAruandetrahvimäärus— Ä 50165781 / M4 · Olek: Jõustunud
17.07.2024FilingTrahvihoiatusmäärus: majandusaasta aruanne esitamata— Ä 50165781 / M3 · Olek: Jõustunud

Connected companies

Same-person ties · e-Business Register

Squarewave OÜ is connected to 23 other companies through 4 people who hold a role here and elsewhere. The strongest tie runs through Karel Prave (8 companies).

Total connections
23
via 4 people
Connecting people
4
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Karel
8 companies
Via personKarel Prave8Karl-Erik Rosenberg7David Michael Bailey5Bruce Andrew Arnold3
KP
Karel Prave
board member, shareholder 25%, ultimate beneficial owner
8 other companies›
CompanyRoleReg. code
Connectify OÜ
Founder
14368985
Ecom Guys OÜ
Board memberUltimate beneficial owner
17025530
DieHard OÜ
LEGAL PERSON
Legal person · 16403964 · shareholder since 02.09.2023
Shareholder 8% · 208,33 €
PO
PRAVES OÜLEGAL PERSON
Legal person · 14067232 · shareholder since 02.09.2023
Shareholder 8% · 208,33 €
KO
Krosen OÜLEGAL PERSON
Legal person · 14214880 · shareholder since 02.09.2023
Shareholder 8% · 208,34 €
3 576 993 €
233 762 €
234k €
360k €
4
22.03.2022
48 547 €
3
8k €
28k €
Taxes on workforce 202511k €17k €9k €7k €
Employees 20252112
Revenue 20248,2m €4,0m €2,2m €2,0m €
State taxes 202468k €16k €50k €10k €
Taxes on workforce 202429k €16k €14k €11k €
Employees 20243322
Revenue 20233,5m €4,1m €4,0m €4,9m €
State taxes 202392k €27k €61k €39k €
Taxes on workforce 202320k €16k €16k €15k €
Employees 20233333
Revenue 20222,3m €3,3m €3,6m €3,0m €
State taxes 20227k €33k €27k €43k €
Taxes on workforce 20225k €12k €16k €15k €
Employees 20223333
Lust Intimate OÜ
Board memberUltimate beneficial owner
17091194
PRAVES OÜ
FounderUltimate beneficial ownerShareholder 100%Board member
14067232
Sinewave OÜ
Ultimate beneficial ownerBoard member
16848136
Truu Health Group OÜ
Ultimate beneficial owner
17190631
Truu Test OÜ
Ultimate beneficial owner
17223520
UÜ ARKK
Ultimate beneficial owner
16670547
KR
Karl-Erik Rosenberg
board member, shareholder 25%, ultimate beneficial owner
7 other companies›
CompanyRoleReg. code
Ecom Guys OÜ
Board memberUltimate beneficial owner
17025530
EXEC CARS OÜ
Board memberUltimate beneficial owner
17090125
Krosen OÜ
Board memberShareholder 100%Ultimate beneficial owner
14214880
Sinewave OÜ
Ultimate beneficial ownerBoard member
16848136
Truu Health Group OÜ
Ultimate beneficial owner
17190631
Truu Test OÜ
Ultimate beneficial owner
17223520
UÜ ARKK
Ultimate beneficial owner
16670547
DM
David Michael Bailey
founder
5 other companies›
CompanyRoleReg. code
Bailey Management OÜ
Ultimate beneficial ownerBoard member
12729048
Blu Global OÜ
FounderShareholder 100%Board memberUltimate beneficial owner
14099628
Briti Eesti Kaubanduskoda
Board memberUltimate beneficial owner
80010946
MoneyHub OÜ
Shareholder 25%Board memberFounderUltimate beneficial owner
17125556
Strategic Readiness & Resilience OÜ
FounderUltimate beneficial ownerBoard member
17381354
BA
Bruce Andrew Arnold
board member, founder, shareholder 25%, ultimate beneficial owner
3 other companies›
CompanyRoleReg. code
DieHard OÜ
FounderShareholder 100%Board memberUltimate beneficial owner
16403964
Sinewave OÜ
Ultimate beneficial ownerBoard member
16848136
UÜ ARKK
Ultimate beneficial owner
16670547