Business profile

Porvoon Mamiro Oy

Porvoon Mamiro Oy's registered office is Karhunkylä. It is a limited company. The company was established on 1990-04-04. It operates in the industry of business and other management consultancy activities. In its latest retained statement for 2026-01-31, revenue was €76,795 and operating profit was €8,344.

Claim profileContact details
Business ID 0816888-7ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
0816888-7
Sector
Business and other management consultancy activities
Municipality
Karhunkylä
Company form
Limited company
Registration date
1990-04-04
Business ID registration date
1990-10-26
Business status
Valid
Profile ownership
Unclaimed company profile

Contact and location summary

Visiting address: VASUNMÄENTIE 591, 62160, Karhunkylä

Phone: +358400664790Source observation

Email: [email protected]Source observation

People and decision-makers

Laurila Hilkka Maria SusannaVarsinainen jäsen
Laurila Rauno Matti AnteroVarajäsen

About Porvoon Mamiro Oy

Financial position and key figures for the company.

Porvoon Mamiro Oy's location municipality is Karhunkylä. It is a limited company. The company was established on 1990-04-04. It operates in the industry of business and other management consultancy activities. In its latest retained statement for 2026-01-31, revenue was €76,795 and operating profit was €8,344. The latest retained financial statement for 2026-01-31 shows revenue of €76,795 and profit for the financial year of €389. Based on the latest retained statement, revenue growth was -16.6%, operating margin was +10.9%, and equity ratio was not currently available.

Financial highlights

Key figures from the latest financial period.

Latest financial period

2026-01-31

Imported periods0
PRH parsed0
Profile sourceEnriched source observation
Derived indicators
Revenue growth-16.6%
Operating margin10.9%
Revenue€76,795-€15,307 (-16.6%) vs previous periodPrevious: €92,102
Operating profit (loss)€8,344-€315 (-3.6%) vs previous periodPrevious: €8,659
Profit (loss) for the financial year€389-€4,315 (-91.7%) vs previous periodPrevious: €4,704
Balance-sheet contextLatest financial period
Employees1Previous: No comparison value
Revenue trend5 periods
€117,662
2022-01-31
€103,766
2023-01-31
€88,469
2024-01-31
€92,102
2025-01-31
€76,795
2026-01-31
Operating profit (loss) trend5 periods
€8,000
2022-01-31
€6,360
2023-01-31
€8,246
2024-01-31
€8,659
2025-01-31
€8,344
2026-01-31
Profit (loss) for the financial year trend5 periods
€4,792
2022-01-31
€3,380
2023-01-31
€5,504
2024-01-31
€4,704
2025-01-31
€389
2026-01-31
Assets trend3 periods
€147,264
2022-01-31
€125,972
2023-01-31
€101,950
2024-01-31

Financial ratios

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

Equity ratioNot assessable
0/100 · Trend unavailable
Not available2024-01-31: 30.5 %
Current ratioNot assessable
0/100 · Trend unavailable
Not available2025-01-31: Ei saatavilla
Operating profit marginGood
77/100 · Improving
10.9 %2025-01-31: 9.4 %
Ratio history
Ratio2022-01-312023-01-312024-01-312025-01-312026-01-31
Equity ratio18.3 %22.2 %30.5 %--
Current ratio-----
Operating profit margin6.8 %6.1 %9.3 %9.4 %10.9 %

Registry status and identifiers

Current registry information and identifiers based on YTJ data.

YTJ statusValid
Trade RegisterRegistered
Business ID0816888-7
VAT IDFI08168887
EU IDFIFPRO.0816888-7
MunicipalityKarhunkylä
Current registered entries
1990-04-04Registered in Patent and Registration Office (Trade Register)
1990-10-26Registered 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.

Laurila Hilkka Maria SusannaVarsinainen jäsenSources: 4 · Confidence: 78%
Laurila Rauno Matti AnteroVarajäsenSources: 3 · Confidence: 78%

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
GoodPorvoon Mamiro Oy
Grade unchangedA3 · new analysis 2026-10-17
Model score76/100
Assessment confidenceMedium
Evidence qualityLimited financial evidenceRegistry and statistics based
Financial trajectoryFinancial development is mostly stable or mixed.
4 comparable periods
RevenueDeteriorating
ProfitabilityStable
SolvencyNot enough history
LiquidityNot enough history
Supporting factors
  • Company context reduces the weight of an isolated financial signal
  • Active registered status
  • A newer financial statement filing has been reported
Risk factors to note
  • Sufficient structured financial metrics are not available
Rating historyAutomatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessments
A3
2026-10-1776/100 · v0.15
A3 → A3
A3
2026-10-0776/100 · v0.14
Oldest retained automatic assessment in this comparison
Automatic model gradeA3
Automatic model snapshot2026-10-17
Automatic model versionopen-risk-grade-v0.15
Registry and statistics based

The grade uses registry, industry, and regional signals because sufficient source-backed financial metrics are not available for a Tier 1 assessment.

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 risklow
72/100

Industry context is low based on normalized open statistical inputs.

Age and continuityVakiintunut
90/100

The company has about 36 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
17 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.
Risk grade updatedRisk gradeEvidence verified
7 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.

Registry timeline

Trade register notifications shown on a timeline.

17 register eventsLatest event: 2026-06-11

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

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