Risk grade updatedRisk gradeEvidence verified
11 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade C.Business profile
Serien Oy
Serien Oy's registered office is Kajaani. It is a limited company. The company was established on 2025-08-20. It operates in the industry of electrical installation. In its latest retained statement for 2025-12-31, revenue was €0 and operating profit was €0.
Business ID 3555869-6ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 3555869-6
- Sector
- Electrical installation
- Municipality
- Kajaani
- Company form
- Limited company
- Registration date
- 2025-08-20
- Business ID registration date
- 2025-08-09
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Myötärinteentie 579, 87500, Kajaani
People and decision-makers
Leinonen Markus OlaviToimitusjohtaja
Leinonen Minna MarkettaToimitusjohtajan sijainen
About Serien Oy
Financial position and key figures for the company.
Serien Oy's location municipality is Kajaani. It is a limited company. The company was established on 2025-08-20. It operates in the industry of electrical installation. In its latest retained statement for 2025-12-31, revenue was €0 and operating profit was €0.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
0
0
Enriched source observation
Revenue€0Previous comparison not availablePrevious: No comparison value
Operating profit (loss)€0Previous comparison not availablePrevious: No comparison value
Assets€0Previous comparison not availablePrevious: No comparison value
Balance-sheet contextLatest financial period
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID3555869-6
EU IDFIFPRO.3555869-6
MunicipalityKajaani
Current registered entries
2025-08-20Registered in Tax Administration (Tax Administration)
2025-08-20Registered in Patent and Registration Office (Trade Register)
Responsible people
Public role relationships materialized from source observations.
Leinonen Markus OlaviToimitusjohtajaSources: 4 · Confidence: 78%
Leinonen Minna MarkettaToimitusjohtajan sijainenSources: 2 · Confidence: 78%
Leinonen Markus OlaviVarsinainen jäsenSources: 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
Automatic gradeNot a credit decision
C
Elevated riskSerien Oy
34/100
Medium
Limited financial evidenceRegistry and statistics based
Supporting factors
- Active registered status
- A newer financial statement filing has been reported
Risk factors to note
- Elevated industry distress context
- Sufficient structured financial metrics are not available
C
2026-10-11
open-risk-grade-v0.14
The grade uses registry, industry, and regional signals because sufficient source-backed financial metrics are not available for a Tier 1 assessment.
Risk context
When sufficient source-backed financial metrics are not available for a Tier 1 assessment, BUSINESS.fi shows registry, industry, and regional context.
Industry riskelevated
38/100
Industry context is elevated based on normalized open statistical inputs.
Age and continuityNuori
10/100
The company has about 1 years of registry continuity.
Registry and status signalsRajallinen
27/100
Registry history, filing recency, and active register markings are still limited or mixed.
Events & news
Verified events and sourced external company news in one timeline.
Registry timeline
Trade register notifications shown on a timeline.
3 register eventsLatest event: 2026-04-08
Profile source and ownership
Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2026-03-20.
This company profile has not been claimed yet
Serien Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.