Business profile

T.Korkea-aho Oy

T.Korkea-aho Oy's registered office is Lappajärvi. It is a limited company. The company was established on 1985-11-21. It operates in the industry of construction of other civil engineering projects n.e.c.. In its latest retained statement for 2025-12-31, revenue was €102,832 and operating profit was -€4,763.

Claim profileContact details
Business ID 0632048-6ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
0632048-6
Sector
Construction of other civil engineering projects n.e.c.
Municipality
Lappajärvi
Company form
Limited company
Registration date
1985-11-21
Business ID registration date
1986-10-17
Business status
Valid
Profile ownership
Unclaimed company profile

Contact and location summary

Visiting address: Nissintie 39 as. 6, 62600, Lappajärvi

About T.Korkea-aho Oy

Financial position and key figures for the company.

T.Korkea-aho Oy's location municipality is Lappajärvi. It is a limited company. The company was established on 1985-11-21. It operates in the industry of construction of other civil engineering projects n.e.c.. In its latest retained statement for 2025-12-31, revenue was €102,832 and operating profit was -€4,763. The latest retained financial statement for 2025-12-31 shows revenue of €102,832 and profit for the financial year of -€9,613. Based on the latest retained statement, revenue growth was -10.5%, operating margin was -4.6%, and equity ratio was +93.1%.

Financial highlights

Key figures from the latest financial period.

Open full statement
Latest financial period

2025-12-31

Imported periods2
PRH parsed2
Profile sourcePRH/XBRL financial statement
Derived indicators
Revenue growth-10.5%
Operating margin-4.6%
Equity ratio93.1%
Revenue€102,832-€12,071 (-10.5%) vs previous periodPrevious: €114,902
Operating profit (loss)-€4,763-€29,019 (-119.6%) vs previous periodPrevious: €24,256
Profit (loss) for the financial year-€9,613-€33,824 (-139.7%) vs previous periodPrevious: €24,211
Assets€58,200-€7,057 (-10.8%) vs previous periodPrevious: €65,258
Balance-sheet contextLatest financial period
Cash and bank€34,445Previous: €40,210
Retained earnings€38,551Previous: €15,819
Equity€54,166Previous: €65,258
Liabilities€4,034Previous: €0
Current assets€48,766Previous: €53,047
Current liabilities€4,034Previous: €0
Revenue trend2 periods
€114,902
2024-12-31
€102,832
2025-12-31
Operating profit (loss) trend2 periods
€24,256
2024-12-31
-€4,763
2025-12-31
Profit (loss) for the financial year trend2 periods
€24,211
2024-12-31
-€9,613
2025-12-31
Assets trend2 periods
€65,258
2024-12-31
€58,200
2025-12-31

Financial ratios

Financial ratios based on financial statement data. Source: PRH/XBRL-tilinpäätös.

Equity ratioGood
100/100 · Declining
93.1 %2024-12-31: 100.0 %
Current ratioGood
100/100 · Trend unavailable
8.54x2024-12-31: Ei saatavilla
Operating profit marginWeak
38/100 · Declining
-4.6 %2024-12-31: 21.1 %
Ratio history
Ratio2024-12-312025-12-31
Equity ratio100.0 %93.1 %
Current ratio-8.54x
Operating profit margin21.1 %-4.6 %

Registry status and identifiers

Current registry information and identifiers based on YTJ data.

YTJ statusValid
Trade RegisterRegistered
Business ID0632048-6
VAT IDFI06320486
EU IDFIFPRO.0632048-6
MunicipalityLappajärvi
Current registered entries
1985-11-21Registered in Patent and Registration Office (Trade Register)
1986-10-17Registered 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)
2012-11-01Registered 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
B1
StableT.Korkea-aho Oy
Grade unchangedB1 · new analysis 2026-10-17
Model score60/100
Assessment confidenceHigh
Evidence qualityStrong financial evidenceFinancial data included
Financial trajectorySeveral key financial indicators have weakened across comparable fiscal periods.
2 comparable periods
RevenueDeteriorating
ProfitabilityDeteriorating
SolvencyDeteriorating
LiquidityNot enough history
Peer comparisonSame size nationallyDescriptive comparison – does not change the model score.
486 peers
Solvency89%
Better than 89% of peers
Profitability15%
Below 85% of peers
Liquidity94%
Better than 94% of peers
Revenue growth20%
Below 80% of peers
Financial statement reporting patternRegularBased on observed PRH financial period end and registration dates. This descriptive evidence does not change the v0.14 score.
2 observed filings
Latest registration lag115 days after period end
Typical registration lag95 days after period end
Annual continuity2 consecutive periods
Supporting factors
  • Strong equity ratio
  • Healthy short-term liquidity
  • Active registered status
Risk factors to note
  • Negative profitability or net result
  • Coordinated deterioration across 3 financial domains
  • Elevated industry distress context
Rating historyAutomatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
5 assessments
B1
2026-10-1760/100 · v0.15
B1 → B1
B1
2026-09-16 09:0160/100 · v0.14
B1 → B1
  • Evidence strengthened: a PRH/XBRL financial statement was added to the assessment (2025-12-31).
  • Assessment confidence: Medium → High.
  • Evidence quality: Registry and statistical evidence → Strong financial evidence.
B1
2026-09-1460/100 · v0.14
B1 → B1
B1
2026-09-1460/100 · v0.13
Oldest retained automatic assessment in this comparison
Automatic model gradeB1
Automatic model snapshot2026-10-17
Automatic model versionopen-risk-grade-v0.15
Financial data included

The grade can use open digital financial statement data together with registry signals.

Verify 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
23/100

Industry context is high based on normalized open statistical inputs.

Age and continuityVakiintunut
90/100

The company has about 40 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.

Risk grade updatedRisk gradeEvidence verified
17 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.
Risk grade updatedRisk gradeEvidence verified
14 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.

Registry timeline

Trade register notifications shown on a timeline.

14 register eventsLatest event: 2026-04-25

Financial statements availability

Available financial statement periods and PRH source filings.

2 financial statement periodsLatest financial period: 2025-12-31

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

T.Korkea-aho Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.