10074034ActivePrivate limited company

osaühing Serioso

Registered 26. august 1996, primary activity: Business and other management consultancy activities. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Kesklinna linnaosa, Tallinn, Harju maakondEMTAK 70201Business and other management consultancy activities29+ years
Updated 3 h ago
Revenue 2025
€8k
▼ 61% vs 2023
As of 10.04.2026 (MTA)
Employees
2025 (MTA)
Taxes paid
€4k
State + labour taxes · 2025 (I kv)
Tax debt
€0
As of 11.05.2026 (MTA)

Overview

e-Business Register · 3 h ago
Legal form
Private limited company
Date of first registration
26.08.1996e-Business Register
Address
Tornimäe tn 7-9, Kesklinna linnaosa, Tallinn, 10145 Harju maakondADS · e-Business Register
E-mail address
[email protected]e-Business Register
Telephones
+372 5021484 · +372 6309139e-Business Register
Principal activity
EMTAK 70201 — Business and other management consultancy activitiese-Business Register · ETCB
Share capital
2556,00 €e-Business Register

Officers

e-Business Register · 3 h ago
MK
Born 1958 · 68 y · board member since 26.08.1996
Board member

Founders

e-Business Register · 3 h ago
MK
Born 1958 · 68 y · founder since 26.08.1996
Founder

Shareholders

e-Business Register · 3 h ago
MK
Born 1958 · 68 y · shareholder since 01.09.2023
Shareholder 100% · €3k

Beneficial owners

e-Business Register · 3 h ago
MK
Born 1958 · 68 y · ultimate beneficial owner since 20.02.2019
Ultimate beneficial owner

Subsidiaries

e-Business Register · shareholders · 3 h ago

osaühing Serioso is a shareholder or officer in 1 more company.

Annual reports (6)

e-Business Register · annual reports · 2 päeva tagasi
YearRevenueProfitEquityAssetsEmployees
20247692 €−29 147 €70 041 €€74k028.06.2025
202319 754 €−1568 €124 188 €€125k001.08.2024
202238 700 €32 465 €131 756 €€132k007.07.2023
20219800 €2419 €107 291 €€108k008.07.2022
20209200 €5539 €108 872 €€110k023.11.2021
20198992 €520 €107 312 €€108k029.10.2020
Original files (PDF, XBRL) — in the e-Business Register.View reports on e-Business Register

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
20253755 €0 €
20242397 €420 €
20231417 €373 €
20221897 €420 €
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2025
State taxes 2025€4k
Taxes on workforce 20250 €
Employees 2025
Revenue 2024
State taxes 2024€2k
Taxes on workforce 2024420 €
Employees 2024
Revenue 2023
State taxes 20231 €€1k
Taxes on workforce 20230 €373 €
Employees 2023
Revenue 2022
State taxes 2022931 €966 €
Taxes on workforce 2022280 €140 €
Employees 2022

History (23)

e-Business Register · entries
06.07.2024
Trahvihoiatusmäärus: majandusaasta aruanne esitamata
Ä 10004599 / M1 · Status: Puudused kõrvaldatud
01.09.2023
Amending entry
Entry no. 12
01.09.2023
Amending entry
Ä 10004599 / 12 · Status: In force
14.01.2020
Amending entry (ÄS § 525 lg 2 alusel)
Entry no. 11
14.01.2020
Amending entry (ÄS § 525 lg 2 alusel)
Ä 10004599 / 11 · Status: In force
Show 18 more events
16.01.2018
Amending entry
Entry no. 10
16.01.2018
Amending entry
Ä 10004599 / 10 · Status: In force
07.11.2017
Amending entry
Entry no. 9
07.11.2017
Amending entry
Ä 10004599 / 9 · Status: In force
12.09.2016
Amending entry
Entry no. 8
12.09.2016
Amending entry
Ä 10004599 / 8 · Status: In force
31.01.2012
Amending entry
Entry no. 7
31.01.2012
Amending entry
Ä 10004599 / 7 · Status: In force
10.12.2008
Amending entry
Entry no. 6
03.12.2008
Amending entry
Ä 4599 / 6 · Status: In force
06.02.2008
Amending entry
Entry no. 5
05.02.2008
Amending entry
Ä 4599 / 5 · Status: In force
16.02.2006
Amending entry
Entry no. 4
16.02.2006
Amending entry
Ä 4599 / 4 · Status: In force
17.03.2004
Amending entry
Entry no. 3
16.03.2004
Amending entry
Ä 4599 / 3 · Status: In force
08.07.1999
Kapitali muutmise kanne
Entry no. 2
26.08.1996
Asutamiskanne
Entry no. 1

Connected companies

Via the same person

Persons connected to this company also hold roles in 3 other companies.