Risk grade updatedRisk gradeEvidence verified
20 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.Business profile
Insinööritoimisto Jennacon Oy
Insinööritoimisto Jennacon Oy's registered office is Mikkeli. It is a limited company. The company was established on 2006-01-16. It operates in the industry of structural engineering design and technical consultancy. In its latest retained statement for 2025-12-31, revenue was €134,595 and operating profit was €42,580.
Business ID 2010116-7ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 2010116-7
- Sector
- Structural engineering design and technical consultancy
- Municipality
- Mikkeli
- Company form
- Limited company
- Registration date
- 2006-01-16
- Business ID registration date
- 2006-01-03
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Päivärinteenkuja 9, 50200, Mikkeli
Phone: +358440222185Source observation
Email: [email protected]Source observation
Website: https://www.jennacon.fiSource observation
E-invoice address: 003720101167 · Operator: MaventaSource: company website
People and decision-makers
Kurki Markku IlmariToimitusjohtaja
About Insinööritoimisto Jennacon Oy
Financial position and key figures for the company.
Insinööritoimisto Jennacon Oy's location municipality is Mikkeli. It is a limited company. The company was established on 2006-01-16. It operates in the industry of structural engineering design and technical consultancy. In its latest retained statement for 2025-12-31, revenue was €134,595 and operating profit was €42,580. The latest retained financial statement for 2025-12-31 shows revenue of €134,595 and profit for the financial year of €94,087. Based on the latest retained statement, revenue growth was -25.0%, operating margin was +31.6%, and equity ratio was not currently available.
Extended business activity
A longer directory- or registry-backed activity description that complements the short registry industry label.
Yhtiön toimiala on rakennesuunnittelu, 3D- mallinnus, rakennustekniset palvelut.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
0
0
Enriched source observation
Derived indicators
Revenue growth-25.0%
Operating margin31.6%
Revenue€134,595-€44,879 (-25.0%) vs previous periodPrevious: €179,474
Operating profit (loss)€42,580-€20,687 (-32.7%) vs previous periodPrevious: €63,267
Profit (loss) for the financial year€94,087+€42,935 (+83.9%) vs previous periodPrevious: €51,152
Balance-sheet contextLatest financial period
Employees3Previous: 3
Revenue trend5 periods
€90,304
2021-12-31
€92,499
2022-12-31
€125,600
2023-12-31
€179,474
2024-12-31
€134,595
2025-12-31
Operating profit (loss) trend5 periods
€10,576
2021-12-31
€34,740
2022-12-31
€54,700
2023-12-31
€63,267
2024-12-31
€42,580
2025-12-31
Profit (loss) for the financial year trend5 periods
€5,929
2021-12-31
€27,096
2022-12-31
€44,916
2023-12-31
€51,152
2024-12-31
€94,087
2025-12-31
Assets trend4 periods
€484,909
2021-12-31
€404,507
2022-12-31
€423,608
2023-12-31
€457,124
2024-12-31
Financial ratios
Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.
Equity ratioNot assessable
0/100 · Trend unavailable
Current ratioNot assessable
0/100 · Trend unavailable
Operating profit marginGood
100/100 · Declining
Ratio history
| Ratio | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-12-31 |
|---|---|---|---|---|---|
| Equity ratio | 72.0 % | 85.7 % | 86.0 % | 84.7 % | - |
| Current ratio | - | - | - | - | - |
| Operating profit margin | 10.0 % | 34.9 % | 41.3 % | 35.3 % | 31.6 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID2010116-7
VAT IDFI20101167
EU IDFIFPRO.2010116-7
MunicipalityMikkeli
Current registered entries
2006-01-01VAT-liable for business activity in Tax Administration (VAT Register)
2006-01-03Registered in Tax Administration (Prepayment Register)
2006-01-11Registered in Tax Administration (Tax Administration)
2006-01-16Registered in Patent and Registration Office (Trade Register)
2015-11-01Registered in Tax Administration (Employer Register)
Responsible people
Public role relationships materialized from source observations.
Kurki Markku IlmariToimitusjohtajaSources: 5 · Confidence: 78%
Kurki Markku IlmariPuheenjohtajaSources: 3 · Confidence: 78%
Myyryläinen-Kurki Tarja MaritaVarsinainen jäsenSources: 4 · Confidence: 78%
Myyryläinen Jukka Veli-MattiVarajäsenSources: 2 · 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
B1
StableInsinööritoimisto Jennacon Oy
Grade unchangedB1 · new analysis 2026-10-20
69/100
Medium
Limited financial evidenceRegistry and statistics based
Financial development is mostly stable or mixed.
4 comparable periodsRevenueVolatile
SolvencyNot enough history
LiquidityNot enough history
Supporting factors
- Active registered status
- A newer financial statement filing has been reported
- Long registry continuity
Risk factors to note
- Sufficient structured financial metrics are not available
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessmentsB1
2026-10-2069/100 · v0.15
B1 → B1B1
2026-10-1569/100 · v0.14
Oldest retained automatic assessment in this comparisonB1
2026-10-20
open-risk-grade-v0.15
The grade uses registry, industry, and regional signals because sufficient source-backed financial metrics are not available for a Tier 1 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
62/100
Industry context is medium based on normalized open statistical inputs.
Age and continuityVakiintunut
80/100
The company has about 20 years of registry continuity.
Registry and status signalsVakaa
79/100
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
15 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.Registry timeline
Trade register notifications shown on a timeline.
16 register eventsLatest event: 2026-03-14
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 Jennacon Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.