Business profile

Kolmiokirja Oy

Kolmiokirja Oy's registered office is Oulu. It is a limited company. The company was established on 1982-07-01. It operates in the industry of publishing of other journals and periodicals. In its latest retained statement for 2025-12-31, revenue was €6,408,131 and operating profit was €216,627.

Claim profileContact details
Business ID 0477996-3ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
0477996-3
Sector
Publishing of other journals and periodicals
Municipality
Oulu
Company form
Limited company
Registration date
1982-07-01
Business ID registration date
1982-07-26
Business status
Valid
Profile ownership
Unclaimed company profile

Contact and location summary

Visiting address: PL 246, 90101, Oulu

Postal address: P.O. Box 246, 90101, Oulu

Phone: +35885370370Source observation

Email: [email protected]Source observation

Website: https://www.kolmiokirja.fiSource observation

People and decision-makers

Henri HarismaaPäävastuullinen tilintarkastaja
Juhlin Per AndersVarsinainen jäsen

About Kolmiokirja Oy

Financial position and key figures for the company.

Kolmiokirja Oy's location municipality is Oulu. It is a limited company. The company was established on 1982-07-01. It operates in the industry of publishing of other journals and periodicals. In its latest retained statement for 2025-12-31, revenue was €6,408,131 and operating profit was €216,627. The latest retained financial statement for 2025-12-31 shows revenue of €6,408,131 and profit for the financial year of €173,750. Based on the latest retained statement, revenue growth was +4.2%, operating margin was +3.4%, and equity ratio was +47.6%.

Auxiliary business names

Public alternate names materialized from source observations.

Ruutu-Kolmio

Financial highlights

Key figures from the latest financial period.

Latest financial period

2025-12-31

Imported periods0
PRH parsed0
Profile sourceEnriched source observation
Derived indicators
Revenue growth4.2%
Operating margin3.4%
Equity ratio47.6%
Revenue€6,408,131+€259,782 (+4.2%) vs previous periodPrevious: €6,148,349
Operating profit (loss)€216,627-€4,982 (-2.2%) vs previous periodPrevious: €221,609
Profit (loss) for the financial year€173,750+€158,652 (+1050.8%) vs previous periodPrevious: €15,098
Assets€1,086,434-€68,141 (-5.9%) vs previous periodPrevious: €1,154,575
Balance-sheet contextLatest financial period
Profit before taxes€216,530Previous: €221,840
Revenue trend4 periods
€5,954,166
2022-12-31
€6,113,255
2023-12-31
€6,148,349
2024-12-31
€6,408,131
2025-12-31
Operating profit (loss) trend4 periods
€12,472
2022-12-31
€33,236
2023-12-31
€221,609
2024-12-31
€216,627
2025-12-31
Profit (loss) for the financial year trend4 periods
€10,101
2022-12-31
€23,985
2023-12-31
€15,098
2024-12-31
€173,750
2025-12-31
Assets trend4 periods
€1,379,837
2022-12-31
€1,343,180
2023-12-31
€1,154,575
2024-12-31
€1,086,434
2025-12-31

Financial ratios

Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.

Equity ratioSatisfactory
60/100 · Improving
47.6 %2024-12-31: 29.8 %
Current ratioNot assessable
0/100 · Trend unavailable
Not available2024-12-31: Ei saatavilla
Operating profit marginSatisfactory
58/100 · Declining
3.4 %2024-12-31: 3.6 %
Ratio history
Ratio2022-12-312023-12-312024-12-312025-12-31
Equity ratio43.8 %46.8 %29.8 %47.6 %
Current ratio----
Operating profit margin0.2 %0.5 %3.6 %3.4 %

Registry status and identifiers

Current registry information and identifiers based on YTJ data.

YTJ statusValid
Trade RegisterRegistered
Business ID0477996-3
VAT IDFI04779963
EU IDFIFPRO.0477996-3
MunicipalityOulu
Current registered entries
1982-07-01Registered in Tax Administration (Employer Register)
1982-07-01Registered in Patent and Registration Office (Trade Register)
1982-07-26Registered 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)

Responsible people

Public role relationships materialized from source observations.

Juhlin Per AndersVarsinainen jäsenSources: 1 · Confidence: 72%
Henri HarismaaPäävastuullinen 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
A3
GoodKolmiokirja Oy
Grade unchangedA3 · new analysis 2026-10-18
Model score75/100
Assessment confidenceMedium
Evidence qualityUsable financial evidenceFinancial data included
Financial trajectoryFinancial development is mostly stable or mixed.
4 comparable periods
RevenueStable
ProfitabilityImproving
SolvencyVolatile
LiquidityNot enough history
Peer comparisonSame size nationallyDescriptive comparison – does not change the model score.
841 peers
Solvency55%
Better than 55% of peers
Profitability40%
Below 60% of peers
Revenue growth57%
Better than 57% of peers
Supporting factors
  • Strong equity ratio
  • Active registered status
  • A newer financial statement filing has been reported
Risk factors to note

No material separate warning signals.

Rating historyAutomatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessments
A3
2026-10-1875/100 · v0.15
A3 → A3
  • Evidence quality: Strong financial evidence → Usable financial evidence.
A3
2026-09-1675/100 · v0.14
Oldest retained automatic assessment in this comparison
Automatic model gradeA3
Automatic model snapshot2026-10-18
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 riskmedium
59/100

Industry context is medium based on normalized open statistical inputs.

Age and continuityVakiintunut
90/100

The company has about 44 years of registry continuity.

Registry and status signalsVakaa
84/100

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
16 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.

Registry timeline

Trade register notifications shown on a timeline.

24 register eventsLatest event: 2026-05-29

Profile source and ownership

Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2026-04-02.

This company profile has not been claimed yet

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