Business profile

Ab G. Koskela Oy

Ab G. Koskela Oy's registered office is Jakobstad. It is a limited company. The company was established on 1984-11-15. It operates in the industry of plumbing, heat and air-conditioning installation. In its latest retained statement for 2025-10-31, revenue was €4,866,312 and operating profit was €501,295.

Claim profileContact details
Business ID 0580972-2ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
0580972-2
Sector
Plumbing, heat and air-conditioning installation
Municipality
Jakobstad
Company form
Limited company
Registration date
1984-11-15
Business ID registration date
1985-02-04
Business status
Valid
Profile ownership
Unclaimed company profile

Contact and location summary

Visiting address: Rökverksgatan 5, 68600, Jakobstad

About Ab G. Koskela Oy

Financial position and key figures for the company.

Ab G. Koskela Oy's location municipality is Jakobstad. It is a limited company. The company was established on 1984-11-15. It operates in the industry of plumbing, heat and air-conditioning installation. In its latest retained statement for 2025-10-31, revenue was €4,866,312 and operating profit was €501,295. The latest retained financial statement for 2025-10-31 shows revenue of €4,866,312 and profit for the financial year of €502,155. Based on the latest retained statement, revenue growth was +48.1%, operating margin was +10.3%, and equity ratio was +88.2%.

Financial highlights

Key figures from the latest financial period.

Open full statement
Latest financial period

2025-10-31

Imported periods5
PRH parsed2
Profile sourcePRH/XBRL financial statement
Derived indicators
Revenue growth48.1%
Operating margin10.3%
Equity ratio88.2%
Revenue€4,866,312+€1,581,477 (+48.1%) vs previous periodPrevious: €3,284,835
Operating profit (loss)€501,295+€184,498 (+58.2%) vs previous periodPrevious: €316,796
Profit (loss) for the financial year€502,155+€154,249 (+44.3%) vs previous periodPrevious: €347,906
Assets€4,039,427+€339,048 (+9.2%) vs previous periodPrevious: €3,700,379
Balance-sheet contextLatest financial period
Other operating income€7,533Previous: €440
Inventory€495,151Previous: €552,989
Cash and bank€737,432Previous: €693,139
Retained earnings€2,971,914Previous: €2,886,408
Equity€3,564,269Previous: €3,324,514
Liabilities€475,159Previous: €375,865
Current assets€1,889,087Previous: €1,684,026
Current liabilities€475,159Previous: €375,865
Revenue trend2 periods
€3,284,835
2024-10-31
€4,866,312
2025-10-31
Operating profit (loss) trend2 periods
€316,796
2024-10-31
€501,295
2025-10-31
Profit (loss) for the financial year trend2 periods
€347,906
2024-10-31
€502,155
2025-10-31
Assets trend2 periods
€3,700,379
2024-10-31
€4,039,427
2025-10-31

Financial ratios

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

Equity ratioGood
100/100 · Declining
88.2 %2024-10-31: 89.8 %
Current ratioGood
86/100 · Declining
2.59x2024-10-31: 3.32x
Operating profit marginGood
76/100 · Improving
10.3 %2024-10-31: 9.6 %
Ratio history
Ratio2024-10-312025-10-31
Equity ratio89.8 %88.2 %
Current ratio3.32x2.59x
Operating profit margin9.6 %10.3 %

Registry status and identifiers

Current registry information and identifiers based on YTJ data.

YTJ statusValid
Trade RegisterRegistered
Business ID0580972-2
VAT IDFI05809722
EU IDFIFPRO.0580972-2
MunicipalityJakobstad
Current registered entries
1984-11-15Registered in Patent and Registration Office (Trade Register)
1985-01-01Registered in Tax Administration (Employer Register)
1985-02-04Registered 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)

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
A2
Very goodAb G. Koskela Oy
Grade unchangedA2 · new analysis 2026-10-17
Model score83/100
Assessment confidenceHigh
Evidence qualityStrong financial evidenceFinancial data included
Financial trajectoryFinancial development is mostly stable or mixed.
3 comparable periods
RevenueImproving
ProfitabilityStable
SolvencyStable
LiquidityDeteriorating
Peer comparisonSame size nationallyDescriptive comparison – does not change the model score.
81 peers
Solvency93%
Better than 93% of peers
Profitability72%
Better than 72% of peers
Liquidity89%
Better than 89% of peers
Revenue growth84%
Better than 84% 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.
4 observed filings
Latest registration lag112 days after period end
Typical registration lag121 days after period end
Annual continuity4 consecutive periods
Supporting factors
  • Strong equity ratio
  • Strong operating profitability
  • Healthy short-term liquidity
Risk factors to note
  • Elevated industry distress context
Rating historyAutomatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
5 assessments
A2
2026-10-1783/100 · v0.15
A2 → A2
A2
2026-09-30 03:5583/100 · v0.14
B1 → A2 · +20 points
  • Evidence strengthened: a PRH/XBRL financial statement was added to the assessment (2025-10-31).
  • Assessment confidence: Medium → High.
  • Evidence quality: Registry and statistical evidence → Strong financial evidence.
B1
2026-09-1563/100 · v0.14
B2 → B1 · +5 points
  • Assessment confidence: Low → Medium.
  • Evidence quality: Registry and statistical evidence → Registry and statistical evidence.
  • New risk factor: Sufficient structured financial metrics are not available.
B2
2026-09-1458/100 · v0.12
Oldest retained automatic assessment in this comparison
Automatic model gradeA2
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 riskelevated
38/100

Industry context is elevated based on normalized open statistical inputs.

Age and continuityVakiintunut
90/100

The company has about 41 years of registry continuity.

Registry and status signalsVakaa
79/100

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 A2.
Risk grade updatedRisk gradeEvidence verified
30 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1 → A2.
Risk grade updatedRisk gradeEvidence verified
15 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.
Risk grade updatedRisk gradeEvidence verified
14 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B2.

Registry timeline

Trade register notifications shown on a timeline.

15 register eventsLatest event: 2026-02-20

Financial statements availability

Available financial statement periods and PRH source filings.

5 financial statement periodsLatest financial period: 2025-10-31

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

Ab G. Koskela Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.