Risk grade updatedRisk gradeEvidence verified
18 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Business profile
O.N-Porthania Oy
O.N-Porthania Oy's registered office is Helsingfors. It is a limited company. The company was established on 1985-09-05. It operates in the industry of other activities auxiliary to financial services, except insurance and pension funding. In its latest retained statement for 2025-11-30, revenue was €0 and operating profit was -€20,611.
Business ID 0823069-5ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0823069-5
- Sector
- Other activities auxiliary to financial services, except insurance and pension funding
- Municipality
- Helsingfors
- Company form
- Limited company
- Registration date
- 1985-09-05
- Business ID registration date
- 1990-11-28
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Ilomäenpolku 7 B 2, 00840, Helsingfors
About O.N-Porthania Oy
Financial position and key figures for the company.
O.N-Porthania Oy's location municipality is Helsingfors. It is a limited company. The company was established on 1985-09-05. It operates in the industry of other activities auxiliary to financial services, except insurance and pension funding. In its latest retained statement for 2025-11-30, revenue was €0 and operating profit was -€20,611. The latest retained financial statement for 2025-11-30 shows revenue of €0 and profit for the financial year of €29,111. Based on the latest retained statement, revenue growth was -100.0%, operating margin was not currently available, and equity ratio was +99.8%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-11-30
1
1
PRH/XBRL financial statement
Derived indicators
Revenue growth-100.0%
Equity ratio99.8%
Balance-sheet contextLatest financial period
Other operating income€7,200Previous: €7,200
Inventory€14,268Previous: €14,268
Cash and bank€77,249Previous: €100,784
Retained earnings€1,132,824Previous: €1,188,233
Equity€1,170,345Previous: €1,240,471
Liabilities€1,807Previous: €974
Current assets€95,841Previous: €115,135
Current liabilities€1,807Previous: €974
Financial ratios
Financial ratios based on financial statement data. Source: PRH/XBRL-tilinpäätös.
Equity ratioGood
100/100 · Declining
Current ratioGood
100/100 · Declining
Operating profit marginWeak
0/100 · Declining
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0823069-5
EU IDFIFPRO.0823069-5
MunicipalityHelsingfors
Current registered entries
1985-09-05Registered in Patent and Registration Office (Trade Register)
1990-11-28Registered in Tax Administration (Tax Administration)
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
A3
GoodO.N-Porthania Oy
Grade unchangedA3 · new analysis 2026-10-18
74/100
Medium
Usable financial evidenceFinancial data included
Same industry, size and age groupDescriptive comparison – does not change the model score.
80 peersSolvency94%
Better than 94% of peers
Profitability4%
Below 96% of peers
Liquidity94%
Better than 94% of peers
Limited evidenceBased on observed PRH financial period end and registration dates. This descriptive evidence does not change the v0.14 score.
1 observed filings276 days after period end
276 days after period end
1 consecutive periods
Supporting factors
- Strong equity ratio
- Healthy short-term liquidity
- Company context reduces the weight of an isolated financial signal
Risk factors to note
- Negative profitability or net result
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
5 assessmentsA3
2026-10-1874/100 · v0.15
A3 → A3A3
2026-10-02 21:4374/100 · v0.14
A2 → A3 · -8 points- Evidence strengthened: a PRH/XBRL financial statement was added to the assessment (2025-11-30).
- Evidence quality: Registry and statistical evidence → Usable financial evidence.
A2
2026-09-1582/100 · v0.14
B1 → A2 · +16 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.
B1
2026-09-1466/100 · v0.12
Oldest retained automatic assessment in this comparisonA3
2026-10-18
open-risk-grade-v0.15
The grade can use open digital financial statement data together with registry signals.
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 riskvery low
88/100
Industry context is very low based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 41 years of registry continuity.
Registry and status signalsVakaa
81/100
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
2 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A2 → A3.Risk grade updatedRisk gradeEvidence verified
15 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A2.Risk grade updatedRisk gradeEvidence verified
14 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.Registry timeline
Trade register notifications shown on a timeline.
19 register eventsLatest event: 2026-09-02
Financial statements availability
Available financial statement periods and PRH source filings.
1 financial statement periodsLatest financial period: 2025-11-30
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
O.N-Porthania Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.