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Search›Companies›Happy Classes OÜ
14799294ActivePrivate limited company

Happy Classes OÜ

Harju maakond, Viimsi vald, Haabneeme alevik, Hundi tee 16·EMTAK 85699 — Educational support activities n.e.c.·6+ years
Andmed · ···
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Overview

e-Business Register · 10 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
09.09.2019e-Business Register
Address
Hundi tee 16, Haabneeme alevik, Viimsi vald, 74001 Harju maakondADS · e-Business Register
E-mail address
nadezhda.kleptsova@gmail.come-Business Register
Telephone
+372 55592043· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 85699 - Educational support activities n.e.c.e-Business Register · ETCB
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
Revenue 2026
78 523 €
▼ 16% vs 2023
As of 10.04.2026 (MTA)
Employees
6
2026 (MTA)
Taxes paid
6779 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)

Registered 9. september 2019, primary activity: Educational support activities n.e.c.. Main place of business in Haabneeme alevik, Viimsi vald, Harju maakond.

Data · 11 sourcese-Business Register · 6 min agoMTARTKWeb tech scanEesti Internet
e-Business Register ↗
Revenue 2026
79k €
▼ 16% vs 2023
As of 10.04.2026 (MTA)
Employees
6
2026 (MTA)
Taxes paid
7k €
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

e-Business Register · 10 h ago
NK
Nadežda Kleptsova
Born 1982 · 43 y · board member since 09.09.2019
Board member

Founders

e-Business Register · 10 h ago
NK
Nadežda Kleptsova
Born 1982 · 43 y · founder since 07.09.2019
Founder · 3k €

Shareholders

e-Business Register · 10 h ago
NK
Nadežda Kleptsova
Born 1982 · 43 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Beneficial owners

e-Business Register · 10 h ago
NK
Nadežda Kleptsova
Born 1982 · 43 y · ultimate beneficial owner since 09.09.2019
Ultimate beneficial owner

Annual reports (5)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
79k €
↘ -15.7% vs 2023
State taxes 2025
10k €
↘ -57.5% vs 2024
Employees 2024
6
0.0% vs 2023
YearRevenueProfitEquityAssetsEmployees
202478 523 €3951 €6k €11k €602.07.2025
202393 127 €−464 €2k €19k €608.07.2024
202252 270 €−5022 €3k €16k €214.08.2023
202133 754 €972 €
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

Taxes and employees

Estonian Tax and Customs Board · 10.04.2026 as of
10k €5k €0
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026—3236 €3543 €6
2025—10 200 €11 458 €6
2024—24 000 €25 990 €2
2023—19 649 €21 357 €5
2022—18 765 €20 333 €
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026––––
State taxes 20263k €–––
Taxes on workforce 20264k €–––
Employees 20266–––
Revenue 2025––––
State taxes 20252k €2k €

Tech stack

Website analysis · 1 päeva tagasi
Domains (1)
happyclasses.ee
SPFDMARC
HOSTWix
REGElkdata OÜ
SRCEIS WHOIS
Detected technologies
OtherOpen Graph · Schema.org
Website builderWix
Mobile carrier
+372 55592043Elisa Eesti AS

State-sector payments (10 · 28k €)

RTK Makseandmik · 15.05.2026
Transactions
10
2024–2026 · 3 years
Total amount
28k €
avg 3k €
Buyers
2
State and municipal bodies
Latest
10.03.2026
420 € · SA Tallinna Tehnika- ja Teaduskeskus

2026: 2k € · 2025: 16k € · 2024: 11k €

BuyerTxAmountShare
Integratsiooni SA
90000788
2
24k €
SA Tallinna Tehnika- ja Teaduskeskus
90005596
8
5k €
20263 transactions · 2k €
10.032026
SA Tallinna Tehnika- ja Teaduskeskus90005596
MAJANDAMISKULUD · Teadus- ja arendustegevus vabas ajas, kultuuris ja religioonis
420 €
09.022026
SA Tallinna Tehnika- ja Teaduskeskus90005596
MAJANDAMISKULUD · Teadus- ja arendustegevus vabas ajas, kultuuris ja religioonis
560 €
15.012026
SA Tallinna Tehnika- ja Teaduskeskus90005596
MAJANDAMISKULUD ·

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
11.06.2026TaxMaksuvõlg kasvas— +350 € (kokku 350 €)
2025
02.07.2025ReportEsitati 2024. aasta aruanne— Käive 78 523 €
2024
08.07.2024ReportEsitati 2023. aasta aruanne— Käive 93 127 €

Connected companies

Same-person ties · e-Business Register

Happy Classes OÜ is connected to 9 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Nadežda Kleptsova (9 companies).

Total connections
9
via 1 person
Connecting people
1
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Nadežda
9 companies
Via personNadežda Kleptsova9
NK
Nadežda Kleptsova
board member, founder, shareholder 100%, ultimate beneficial owner
9 other companies›
CompanyRoleReg. code
Baltic Vendor Management OÜ
Board member
14157774
Best Travel OÜ
Board member
11483384
8k €
15k €
2
30.05.2022
20205945 €4419 €4k €4k €003.12.2021
4
2k €
4k €
Taxes on workforce 20252k €2k €2k €5k €
Employees 20251566
Revenue 2024––––
State taxes 20249k €6k €6k €4k €
Taxes on workforce 20249k €6k €6k €5k €
Employees 20247962
Revenue 2023––––
State taxes 20236k €5k €3k €5k €
Taxes on workforce 20237k €6k €4k €5k €
Employees 20236575
Revenue 2022––––
State taxes 20225k €4k €3k €7k €
Taxes on workforce 20225k €4k €3k €8k €
Employees 20223354
Teadus- ja arendustegevus vabas ajas, kultuuris ja religioonis
540 €
20252 transactions · 1k €
10.122025
SA Tallinna Tehnika- ja Teaduskeskus90005596
MAJANDAMISKULUD · Teadus- ja arendustegevus vabas ajas, kultuuris ja religioonis
900 €
25.112025
SA Tallinna Tehnika- ja Teaduskeskus90005596
MAJANDAMISKULUD · Teadus- ja arendustegevus vabas ajas, kultuuris ja religioonis
540 €
Show remaining 5 transactions+
20254 transactions · 15k €
14.112025
SA Tallinna Tehnika- ja Teaduskeskus90005596
MAJANDAMISKULUD · Teadus- ja arendustegevus vabas ajas, kultuuris ja religioonis
1100 €
29.102025
SA Tallinna Tehnika- ja Teaduskeskus90005596
MAJANDAMISKULUD · Teadus- ja arendustegevus vabas ajas, kultuuris ja religioonis
288 €
15.072025
SA Tallinna Tehnika- ja Teaduskeskus90005596
MAJANDAMISKULUD · Teadus- ja arendustegevus vabas ajas, kultuuris ja religioonis
270 €
14.052025
Integratsiooni SA90000788
MUUD TOETUSED · Muu vaba aeg, kultuur, religioon, sh haldus
13 010 €
20241 transaction · 11k €
22.042024
Integratsiooni SA90000788
MUUD TOETUSED · Muu vaba aeg, kultuur, religioon, sh haldus
10 500 €
Digikid OÜ
FounderShareholder 100%Board memberUltimate beneficial owner
16470133
Mittetulundusühing Happy Classes Steam
Board memberFounderUltimate beneficial owner
80631364
MTÜ Happy Classes Ida-Viru
Board memberFounderUltimate beneficial owner
80648695
MTÜ Kids English
Board memberFounderUltimate beneficial owner
80633601
PE Camp Viimsi OÜ
FounderUltimate beneficial ownerShareholder 100%Board member
16509786
PE School Viimsi OÜ
FounderUltimate beneficial ownerShareholder 100%Board member
14818201
Sihtasutus Rannarahva Muuseum
Supervisory board member
90009565