Business profile

Sosteam Oy

Sosteam Oy's registered office is Mäntyharju. It is a limited company. The company was established on 2023-06-05. It operates in the industry of residential and professional family care activities for children and young people. In its latest retained statement for 2025-12-31, revenue was €1,088,731 and operating profit was -€24,763.

Claim profileContact details
Business ID 3366064-6ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
3366064-6
Sector
Residential and professional family care activities for children and young people
Municipality
Mäntyharju
Company form
Limited company
Registration date
2023-06-05
Business ID registration date
2023-05-19
Business status
Valid
Profile ownership
Unclaimed company profile
Data source
Public registry data

Contact and location summary

Visiting address: Jonnilantie 680, 52700, Mäntyharju

Phone: +358503789177Source observation

Email: [email protected]Source observation

Website: https://sosteam.fiSource observation

Instagram profile: https://www.instagram.com/sosteamniemelaSource: company website

Facebook profile: https://www.facebook.com/SosteamniemelaSource: company website

People and decision-makers

Stjernberg Max MauritzPuheenjohtaja
Rantalainen Mikko IlariVarsinainen jäsen
Ahvonen Karita KaroliinaTilintarkastaja

About Sosteam Oy

Financial position and key figures for the company.

Sosteam Oy's location municipality is Mäntyharju. It is a limited company. The company was established on 2023-06-05. It operates in the industry of residential and professional family care activities for children and young people. In its latest retained statement for 2025-12-31, revenue was €1,088,731 and operating profit was -€24,763. The latest retained financial statement for 2025-12-31 shows revenue of €1,088,731 and profit for the financial year of -€31,968. Based on the latest retained statement, revenue growth was +121.9%, operating margin was -2.3%, and equity ratio was -14.4%.

Financial highlights

Key figures from the latest financial period.

Latest financial period

2025-12-31

Imported periods0
PRH parsed0
Profile sourceEnriched source observation
Derived indicators
Revenue growth121.9%
Operating margin-2.3%
Equity ratio-14.4%
Balance-sheet contextLatest retained period snapshot
Profit before taxes-€31,968Previous: €5,458
Employees16Previous: 12
Revenue trend2 periods
€490,609
2024-12-31
€1,088,731
2025-12-31
Operating profit (loss) trend3 periods
-€3,496
2023-12-31
€14,743
2024-12-31
-€24,763
2025-12-31
Profit (loss) for the financial year trend3 periods
-€8,717
2023-12-31
€5,458
2024-12-31
-€31,968
2025-12-31
Assets trend3 periods
€91,283
2023-12-31
€205,324
2024-12-31
€243,819
2025-12-31

Financial ratios

Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.

Equity ratioWeak
0/100 · Declining
-14.4 %2024-12-31: -1.6 %
Current ratioNot assessable
0/100 · Trend unavailable
Not available2024-12-31: Ei saatavilla
Operating profit marginWeak
44/100 · Declining
-2.3 %2024-12-31: 3.0 %
Ratio history
Ratio2023-12-312024-12-312025-12-31
Equity ratio-9.6 %-1.6 %-14.4 %
Current ratio---
Operating profit margin-3.0 %-2.3 %

Registry status and identifiers

Verified registry memberships and identifiers from the latest retained YTJ snapshot.

YTJ statusValid
Trade RegisterRegistered
Business ID3366064-6
EU IDFIFPRO.3366064-6
MunicipalityMäntyharju
Current registered entries
2023-05-19Registered in Tax Administration (Prepayment Register)
2023-06-05Registered in Tax Administration (Tax Administration)
2023-06-05Registered in Patent and Registration Office (Trade Register)
2023-09-01Registered in Tax Administration (Employer Register)

Responsible people

Public role relationships materialized from source observations.

Stjernberg Max MauritzPuheenjohtajaSources: 5 · Confidence: 78%
Rantalainen Mikko IlariVarsinainen jäsenSources: 4 · Confidence: 78%
Ahvonen Karita KaroliinaTilintarkastajaSources: 2 · Confidence: 78%
Stjernberg Jonna JanicaVarajäsenSources: 2 · Confidence: 78%

Risk certificate

An open-data based company stability and risk signal.

BUSINESS.fi

BUSINESS.fi Luottoluokitus

Profile-specific risk signal based on open data

Financial data includedNot a credit decision
D
High riskSosteam Oy
Updated2026-08-24
ConfidenceMedium
Score29/100

The grade can use open digital financial statement data together with registry signals.

A serious financial risk signal affects this grade. Review the profile financial indicators as well.

Risk context

When open digital financial statements are unavailable, BUSINESS.fi shows registry, industry, and regional context.

Industry riskelevated
44/100

Industry context is elevated based on normalized open statistical inputs.

Age and continuityNuori
35/100

The company has about 3 years of registry continuity.

Registry and status signalsRajallinen
44/100

Registry history, filing recency, and active register markings are still limited or mixed.

Registry timeline

Trade register notifications shown on a timeline.

9 register eventsLatest event: 2026-03-11

Profile source and ownership

Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2026-03-11.

This company profile has not been claimed yet

Sosteam Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.