Risk grade updatedRisk gradeEvidence verified
2 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.Business profile
WTM Working Time Management Oy
WTM Working Time Management Oy's registered office is Pori. It is a limited company. The company was established on 1990-04-11. It operates in the industry of electrical installation.
Business ID 0834613-7ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0834613-7
- Sector
- Electrical installation
- Municipality
- Pori
- Company form
- Limited company
- Registration date
- 1990-04-11
- Business ID registration date
- 1991-03-26
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Mäntysentie 6, 28760, Pori
Phone: +358400835710Source observation
Email: [email protected]Source observation
Website: https://www.wtmoy.fiSource observation
People and decision-makers
Lahti Jari OlaviToimitusjohtaja
About WTM Working Time Management Oy
Financial position and key figures for the company.
WTM Working Time Management Oy's location municipality is Pori. It is a limited company. The company was established on 1990-04-11. It operates in the industry of electrical installation.
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0834613-7
VAT IDFI08346137
EU IDFIFPRO.0834613-7
MunicipalityPori
Current registered entries
1990-04-11Registered in Patent and Registration Office (Trade Register)
1991-03-26Registered in Tax Administration (Tax Administration)
2005-09-01VAT-liable for business activity in Tax Administration (VAT Register)
2005-09-01Registered in Tax Administration (Prepayment Register)
Responsible people
Public role relationships materialized from source observations.
Lahti Jari OlaviToimitusjohtajaSources: 4 · Confidence: 78%
Lahti Jari OlaviVarsinainen jäsenSources: 2 · Confidence: 78%
Koivisto Osmo IlariVarajäsenSources: 1 · 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
B1
StableWTM Working Time Management Oy
Grade unchangedB1 · new analysis 2026-10-18
63/100
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 assessmentsB1
2026-10-1863/100 · v0.15
B1 → B1- Supporting factor cleared: A newer financial statement filing has been reported.
B1
2026-10-0263/100 · v0.14
Oldest retained automatic assessment in this comparisonB1
2026-10-18
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 riskelevated
38/100
Industry context is elevated based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 36 years of registry continuity.
Registry and status signalsVakaa
82/100
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.
18 register eventsLatest event: 2026-07-04
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
WTM Working Time Management Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.