Risk grade updatedRisk gradeEvidence verified
20 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.Business profile
Mek-Asennus Oy
Mek-Asennus Oy's registered office is Tampere. It is a limited company. The company was established on 2020-01-09. It operates in the industry of construction of residential and non-residential buildings.
Business ID 3109131-2ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 3109131-2
- Sector
- Construction of residential and non-residential buildings
- Municipality
- Tampere
- Company form
- Limited company
- Registration date
- 2020-01-09
- Business ID registration date
- 2020-01-06
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Etu-Hankkion katu 8 B 13, 33700, Tampere
People and decision-makers
Wiss Jari PetteriToimitusjohtaja
About Mek-Asennus Oy
Financial position and key figures for the company.
Mek-Asennus Oy's location municipality is Tampere. It is a limited company. The company was established on 2020-01-09. It operates in the industry of construction of residential and non-residential buildings. Based on the latest retained statement, revenue growth was not currently available, operating margin was not currently available, and equity ratio was +47.5%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-05-31
0
0
Enriched source observation
Derived indicators
Equity ratio47.5%
Operating profit (loss)€6,915+€16,368 (+173.2%) vs previous periodPrevious: -€9,453
Profit (loss) for the financial year€5,426+€14,993 (+156.7%) vs previous periodPrevious: -€9,567
Assets€33,592+€1,025 (+3.1%) vs previous periodPrevious: €32,567
Balance-sheet contextLatest financial period
Profit before taxes€6,843Previous: -€9,567
Employees1Previous: 1
Operating profit (loss) trend5 periods
€18,895
2021-05-31
-€1,759
2022-05-31
€8,103
2023-05-31
-€9,453
2024-05-31
€6,915
2025-05-31
Profit (loss) for the financial year trend5 periods
€15,072
2021-05-31
-€1,792
2022-05-31
€6,799
2023-05-31
-€9,567
2024-05-31
€5,426
2025-05-31
Assets trend5 periods
€37,552
2021-05-31
€30,064
2022-05-31
€38,602
2023-05-31
€32,567
2024-05-31
€33,592
2025-05-31
Financial ratios
Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.
Equity ratioSatisfactory
59/100 · Improving
Current ratioNot assessable
0/100 · Trend unavailable
Operating profit marginNot assessable
0/100 · Trend unavailable
Ratio history
| Ratio | 2021-05-31 | 2022-05-31 | 2023-05-31 | 2024-05-31 | 2025-05-31 |
|---|---|---|---|---|---|
| Equity ratio | 40.1 % | 44.2 % | 52.0 % | 32.3 % | 47.5 % |
| Current ratio | - | - | - | - | - |
| Operating profit margin | - | - | - | - | - |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID3109131-2
VAT IDFI31091312
EU IDFIFPRO.3109131-2
MunicipalityTampere
Current registered entries
2020-01-06Registered in Tax Administration (Employer Register)
2020-01-06VAT-liable for business activity in Tax Administration (VAT Register)
2020-01-06Registered in Tax Administration (Prepayment Register)
2020-01-09Registered in Tax Administration (Tax Administration)
2020-01-09Registered in Patent and Registration Office (Trade Register)
Responsible people
Public role relationships materialized from source observations.
Wiss Jari PetteriToimitusjohtajaSources: 5 · Confidence: 78%
Wiss Jari PetteriVarsinainen jäsenSources: 2 · Confidence: 78%
Kajander Katja PauliinaVarajäsenSources: 2 · Confidence: 78%
Antti NiemistöPäävastuullinen tilintarkastajaSources: 1 · Confidence: 76%
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
B3
MonitorMek-Asennus Oy
Grade downgradedB1 → B3 · new analysis 2026-10-18
49/100
Medium
Limited financial evidenceRegistry and statistics based
Financial development is mostly stable or mixed.
4 comparable periodsRevenueNot enough history
ProfitabilityNot enough history
SolvencyVolatile
LiquidityNot enough history
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
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessmentsB3
2026-10-1849/100 · v0.15
B1 → B3 · -13 points- Assessment confidence: Low → Medium.
- Evidence quality: Usable financial evidence → Limited financial evidence.
- New risk factor: Sufficient structured financial metrics are not available.
B1
2026-09-2062/100 · v0.14
Oldest retained automatic assessment in this comparisonB3
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 riskhigh
25/100
Industry context is high based on normalized open statistical inputs.
Age and continuityHyvä
60/100
The company has about 6 years of registry continuity.
Registry and status signalsSeurattava
62/100
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.
10 register eventsLatest event: 2025-11-11
Profile source and ownership
Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2026-04-03.
This company profile has not been claimed yet
Mek-Asennus Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.