Risk grade updatedRisk gradeEvidence verified
5 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B2.Business profile
Markku Joronen Oy
Markku Joronen Oy's registered office is Siuntio. It is a limited company. The company was established on 1990-04-18. It operates in the industry of construction of residential and non-residential buildings.
Business ID 0811659-3ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0811659-3
- Sector
- Construction of residential and non-residential buildings
- Municipality
- Siuntio
- Company form
- Limited company
- Registration date
- 1990-04-18
- Business ID registration date
- 1990-09-24
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Kalliorinne 10 B, 02580, Siuntio
About Markku Joronen Oy
Financial position and key figures for the company.
Markku Joronen Oy's location municipality is Siuntio. It is a limited company. The company was established on 1990-04-18. It operates in the industry of construction of residential and non-residential buildings.
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0811659-3
VAT IDFI08116593
EU IDFIFPRO.0811659-3
MunicipalitySiuntio
Current registered entries
1990-04-18Registered in Patent and Registration Office (Trade Register)
1990-09-24Registered in Tax Administration (Tax Administration)
1994-06-01VAT-liable for business activity in Tax Administration (VAT Register)
1995-03-01Registered in Tax Administration (Prepayment Register)
2017-01-01Registered in Tax Administration (Employer Register)
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
B2
SatisfactoryMarkku Joronen Oy
Grade unchangedB2 · new analysis 2026-10-17
59/100
Medium
Registry and statistical evidenceRegistry and statistics based
Supporting factors
- Active registered status
- Long registry continuity
Risk factors to note
- Elevated industry distress context
- Sufficient structured financial metrics are not available
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessmentsB2
2026-10-1759/100 · v0.15
B2 → B2B2
2026-10-0559/100 · v0.14
Oldest retained automatic assessment in this comparisonB2
2026-10-17
open-risk-grade-v0.15
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 riskhigh
25/100
Industry context is high based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 36 years of registry continuity.
Registry and status signalsVakaa
77/100
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.
13 register eventsLatest event: 2026-01-09
Profile source and ownership
Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2025-12-31.
This company profile has not been claimed yet
Markku Joronen Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.