Risk grade updatedRisk gradeEvidence verified
18 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Business profile
Insinööritoimisto A. Mustonen Oy
Insinööritoimisto A. Mustonen Oy's registered office is Kajaani. It is a limited company. The company was established on 1996-11-25. It operates in the industry of engineering design and technical consultancy incidental to heating, plumbing and air-conditioning.
Business ID 1067508-7ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 1067508-7
- Sector
- Engineering design and technical consultancy incidental to heating, plumbing and air-conditioning
- Municipality
- Kajaani
- Company form
- Limited company
- Registration date
- 1996-11-25
- Business ID registration date
- 1996-11-14
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Pohjolankatu 30, 87100, Kajaani
About Insinööritoimisto A. Mustonen Oy
Financial position and key figures for the company.
Insinööritoimisto A. Mustonen Oy's location municipality is Kajaani. It is a limited company. The company was established on 1996-11-25. It operates in the industry of engineering design and technical consultancy incidental to heating, plumbing and air-conditioning. Based on the latest retained statement, revenue growth was not currently available, operating margin was not currently available, and equity ratio was +90.6%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
5
2
PRH/XBRL financial statement
Derived indicators
Equity ratio90.6%
Balance-sheet contextLatest financial period
Cash and bank€34,994Previous: €30,799
Retained earnings€157,601Previous: €213,906
Equity€171,247Previous: €189,501
Liabilities€17,871Previous: €10,564
Current assets€65,469Previous: €67,609
Current liabilities€17,871Previous: €10,564
Operating profit (loss) trend2 periods
€9,956
2024-12-31
-€32,911
2025-12-31
Profit (loss) for the financial year trend2 periods
€7,659
2024-12-31
-€32,905
2025-12-31
Assets trend2 periods
€200,065
2024-12-31
€189,118
2025-12-31
Financial ratios
Financial ratios based on financial statement data. Source: PRH/XBRL-tilinpäätös.
Equity ratioGood
100/100 · Declining
Current ratioSatisfactory
65/100 · Declining
Operating profit marginNot assessable
0/100 · Trend unavailable
Ratio history
| Ratio | 2024-12-31 | 2025-12-31 |
|---|---|---|
| Equity ratio | 94.7 % | 90.5 % |
| Current ratio | 2.92x | 1.96x |
| Operating profit margin | - | - |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID1067508-7
VAT IDFI10675087
EU IDFIFPRO.1067508-7
MunicipalityKajaani
Current registered entries
1996-10-31VAT-liable for business activity in Tax Administration (VAT Register)
1996-10-31Registered in Tax Administration (Prepayment Register)
1996-11-14Registered in Tax Administration (Tax Administration)
1996-11-25Registered in Patent and Registration Office (Trade Register)
2002-08-08VAT-obliged for the transfer of rights to use immovable property in Tax Administration (VAT 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
GoodInsinööritoimisto A. Mustonen Oy
Grade unchangedA3 · new analysis 2026-10-18
77/100
Medium
Usable financial evidenceFinancial data included
Financial development is mostly stable or mixed.
3 comparable periodsRevenueNot enough history
ProfitabilityNot enough history
SolvencyStable
Same industryDescriptive comparison – does not change the model score.
462 peersSolvency80%
Better than 80% of peers
Liquidity69%
Better than 69% of peers
RegularBased on observed PRH financial period end and registration dates. This descriptive evidence does not change the v0.14 score.
4 observed filings120 days after period end
139 days after period end
4 consecutive periods
Supporting factors
- Strong equity ratio
- Healthy short-term liquidity
- Active registered status
Risk factors to note
- Negative profitability or net result
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
5 assessmentsA3
2026-10-1877/100 · v0.15
A3 → A3A3
2026-10-01 19:2377/100 · v0.14
B1 → A3 · +8 points- Evidence strengthened: a PRH/XBRL financial statement was added to the assessment (2025-12-31).
- Evidence quality: Registry and statistical evidence → Usable financial evidence.
B1
2026-09-1569/100 · v0.14
B1 → B1 · +7 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
2026-09-1462/100 · 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 riskmedium
62/100
Industry context is medium based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 29 years of registry continuity.
Registry and status signalsVakaa
82/100
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
1 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1 → A3.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 B1.Registry timeline
Trade register notifications shown on a timeline.
27 register eventsLatest event: 2026-04-30
Financial statements availability
Available financial statement periods and PRH source filings.
5 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
Insinööritoimisto A. Mustonen Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.