Business profile

Mastomäki Yhtiöt Oy

Mastomäki Yhtiöt Oy's registered office is Seinäjoki. It is a limited company. The company was established on 2021-11-23. It operates in the industry of construction of residential and non-residential buildings. In its latest retained statement for 2025-12-31, revenue was €97,379 and operating profit was €35,235.

Claim profileContact details
Business ID 3248427-3ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
3248427-3
Sector
Construction of residential and non-residential buildings
Municipality
Seinäjoki
Company form
Limited company
Registration date
2021-11-23
Business ID registration date
2021-11-15
Business status
Valid
Profile ownership
Unclaimed company profile

Contact and location summary

Visiting address: Lehtikuusenkatu 8 A 2, 60100, Seinäjoki

Postal address: lehtikuusenkatu 8 A 2, 60100, Seinäjoki

About Mastomäki Yhtiöt Oy

Financial position and key figures for the company.

Mastomäki Yhtiöt Oy's location municipality is Seinäjoki. It is a limited company. The company was established on 2021-11-23. It operates in the industry of construction of residential and non-residential buildings. In its latest retained statement for 2025-12-31, revenue was €97,379 and operating profit was €35,235. The latest retained financial statement for 2025-12-31 shows revenue of €97,379 and profit for the financial year of €28,118. Based on the latest retained statement, revenue growth was +52.1%, operating margin was +36.2%, and equity ratio was +84.9%.

Financial highlights

Key figures from the latest financial period.

Open full statement
Latest financial period

2025-12-31

Imported periods3
PRH parsed2
Profile sourcePRH/XBRL financial statement
Derived indicators
Revenue growth52.1%
Operating margin36.2%
Equity ratio84.9%
Revenue€97,379+€33,346 (+52.1%) vs previous periodPrevious: €64,033
Operating profit (loss)€35,235+€23,030 (+188.7%) vs previous periodPrevious: €12,204
Profit (loss) for the financial year€28,118+€18,435 (+190.4%) vs previous periodPrevious: €9,683
Assets€65,347+€32,536 (+99.2%) vs previous periodPrevious: €32,810
Balance-sheet contextLatest financial period
Inventory€16,756Previous: €10,599
Cash and bank€46,349Previous: €13,364
Retained earnings€27,361Previous: €19,328
Equity€55,479Previous: €29,011
Liabilities€9,867Previous: €3,799
Current assets€63,106Previous: €29,822
Current liabilities€9,867Previous: €3,799
Revenue trend2 periods
€64,033
2024-12-31
€97,379
2025-12-31
Operating profit (loss) trend2 periods
€12,204
2024-12-31
€35,235
2025-12-31
Profit (loss) for the financial year trend2 periods
€9,683
2024-12-31
€28,118
2025-12-31
Assets trend2 periods
€32,810
2024-12-31
€65,347
2025-12-31

Financial ratios

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

Equity ratioGood
100/100 · Declining
84.9 %2024-12-31: 88.4 %
Current ratioGood
100/100 · Improving
6.40x2024-12-31: 6.31x
Operating profit marginGood
100/100 · Improving
36.2 %2024-12-31: 19.1 %
Ratio history
Ratio2024-12-312025-12-31
Equity ratio88.4 %84.9 %
Current ratio6.31x6.40x
Operating profit margin19.1 %36.2 %

Registry status and identifiers

Current registry information and identifiers based on YTJ data.

YTJ statusValid
Trade RegisterRegistered
Business ID3248427-3
VAT IDFI32484273
EU IDFIFPRO.3248427-3
MunicipalitySeinäjoki
Current registered entries
2021-11-15VAT-liable for business activity in Tax Administration (VAT Register)
2021-11-15Registered in Tax Administration (Prepayment Register)
2021-11-23Registered in Tax Administration (Tax Administration)
2021-11-23Registered in Patent and Registration Office (Trade 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
GoodMastomäki Yhtiöt Oy
Grade unchangedA3 · new analysis 2026-10-17
Model score77/100
Assessment confidenceHigh
Evidence qualityStrong financial evidenceFinancial data included
Financial trajectorySeveral key financial indicators show coordinated recovery.
3 comparable periods
RevenueImproving
ProfitabilityImproving
SolvencyStable
LiquidityStable
Peer comparisonSame industry, size and age groupDescriptive comparison – does not change the model score.
84 peers
Solvency80%
Better than 80% of peers
Profitability94%
Better than 94% of peers
Liquidity92%
Better than 92% of peers
Revenue growth92%
Better than 92% 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.
3 observed filings
Latest registration lag31 days after period end
Typical registration lag53 days after period end
Annual continuity3 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
A3
2026-10-1777/100 · v0.15
A3 → A3
A3
2026-09-22 11:4177/100 · v0.14
B3 → A3 · +35 points
  • 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.
B3
2026-09-1442/100 · v0.14
B2 → B3 · -8 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
2026-09-1350/100 · v0.12
Oldest retained automatic assessment in this comparison
Automatic model gradeA3
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
25/100

Industry context is high based on normalized open statistical inputs.

Age and continuityNuori
35/100

The company has about 4 years of registry continuity.

Registry and status signalsRajallinen
53/100

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
22 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B3 → A3.
Risk grade updatedRisk gradeEvidence verified
14 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B3.
Risk grade updatedRisk gradeEvidence verified
13 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B2.

Registry timeline

Trade register notifications shown on a timeline.

7 register eventsLatest event: 2026-01-31

Financial statements availability

Available financial statement periods and PRH source filings.

3 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

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