Risk grade updatedRisk gradeEvidence verified
29 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Business profile
Isomäki Oy
Isomäki Oy's registered office is Letku. It is a limited company. The company was established on 1994-03-09. It operates in the industry of other real estate activities on a fee or contract basis.
Business ID 0965459-6ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0965459-6
- Sector
- Other real estate activities on a fee or contract basis
- Municipality
- Letku
- Company form
- Limited company
- Registration date
- 1994-03-09
- Business ID registration date
- 1994-05-05
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Härkätie 124, 31380, Letku
Phone: +358456316056Source observation
Email: [email protected]Source observation
People and decision-makers
Isomäki Ulla MaijaToimitusjohtaja
About Isomäki Oy
Financial position and key figures for the company.
Isomäki Oy's location municipality is Letku. It is a limited company. The company was established on 1994-03-09. It operates in the industry of other real estate activities on a fee or contract basis. Based on the latest retained statement, revenue growth was not currently available, operating margin was not currently available, and equity ratio was +98.8%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2026-01-31
0
0
Enriched source observation
Derived indicators
Equity ratio98.8%
Operating profit (loss)-€4,392+€154 (+3.4%) vs previous periodPrevious: -€4,546
Profit (loss) for the financial year-€4,039+€893 (+18.1%) vs previous periodPrevious: -€4,932
Assets€40,494-€3,536 (-8.0%) vs previous periodPrevious: €44,030
Balance-sheet contextLatest financial period
Employees4Previous: 1
Revenue trend4 periods
€24,415
2022-01-31
€24,991
2023-01-31
€16,606
2024-01-31
€0
2025-01-31
Operating profit (loss) trend5 periods
-€458
2022-01-31
€1,578
2023-01-31
-€106
2024-01-31
-€4,546
2025-01-31
-€4,392
2026-01-31
Profit (loss) for the financial year trend5 periods
-€160
2022-01-31
€3,033
2023-01-31
€207
2024-01-31
-€4,932
2025-01-31
-€4,039
2026-01-31
Assets trend5 periods
€44,642
2022-01-31
€47,266
2023-01-31
€48,718
2024-01-31
€44,030
2025-01-31
€40,494
2026-01-31
Financial ratios
Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.
Equity ratioGood
100/100 · Declining
Current ratioNot assessable
0/100 · Trend unavailable
Operating profit marginNot assessable
0/100 · Trend unavailable
Ratio history
| Ratio | 2022-01-31 | 2023-01-31 | 2024-01-31 | 2025-01-31 | 2026-01-31 |
|---|---|---|---|---|---|
| Equity ratio | 102.4 % | 103.2 % | 100.5 % | 100.0 % | 98.8 % |
| Current ratio | - | - | - | - | - |
| Operating profit margin | -1.9 % | 6.3 % | -0.6 % | - | - |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0965459-6
EU IDFIFPRO.0965459-6
MunicipalityLetku
Current registered entries
1994-03-09Registered in Patent and Registration Office (Trade Register)
1994-05-05Registered in Tax Administration (Tax Administration)
Responsible people
Public role relationships materialized from source observations.
Isomäki Ulla MaijaToimitusjohtajaSources: 4 · Confidence: 78%
Isomäki Ulla MaijaVarsinainen jäsenSources: 2 · Confidence: 78%
Isomäki Ville JuhaniProkuristiSources: 1 · Confidence: 78%
Ville IsomäkiHallitus: varajäsenSources: 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
B1
StableIsomäki Oy
Grade downgradedA3 → B1 · new analysis 2026-10-17
65/100
Medium
Limited financial evidenceRegistry and statistics based
Financial development is mostly stable or mixed.
4 comparable periodsRevenueNot enough history
ProfitabilityNot enough history
SolvencyStable
LiquidityNot enough history
Supporting factors
- Active registered status
- Long registry continuity
Risk factors to note
- Sufficient structured financial metrics are not available
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessmentsB1
2026-10-1765/100 · v0.15
A3 → B1 · -6 points- Assessment confidence: Low → Medium.
- Evidence quality: Usable financial evidence → Limited financial evidence.
- New risk factor: Sufficient structured financial metrics are not available.
A3
2026-09-2971/100 · v0.14
Oldest retained automatic assessment in this comparisonB1
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 riskmedium
53/100
Industry context is medium based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 32 years of registry continuity.
Registry and status signalsSeurattava
64/100
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.
14 register eventsLatest event: 2025-04-17
Profile source and ownership
Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2026-03-03.
This company profile has not been claimed yet
Isomäki Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.