Risk grade updatedRisk gradeEvidence verified
18 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B2.Business profile
MMK-Con Oy
MMK-Con Oy's registered office is Järvenpää. It is a limited partnership. The company was established on 2001-11-01. It operates in the industry of site preparation. In its latest retained statement for 2025-12-31, revenue was €27,500 and operating profit was -€11,261.
Business ID 1728943-7ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 1728943-7
- Sector
- Site preparation
- Municipality
- Järvenpää
- Company form
- Limited partnership
- Registration date
- 2001-11-01
- Business ID registration date
- 2001-10-12
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Ahertajankuja 17 D, 04440, Järvenpää
Phone: +358500841431Source observation
Email: [email protected]Source observation
Website: https://www.mmk-rakenne.fiSource observation
E-invoice address: 003720845991 · Operator: Apix Messaging OySource: company website
People and decision-makers
Pirjo KosonenTaloushallinto. markkinointi. henkilöstöasiat
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Direct contact details available for logged-in usersSome person-level contact details are shown only to registered users. The data is based on public sources, such as the company's own website.Log in to view decision-maker contact details
About MMK-Con Oy
Financial position and key figures for the company.
MMK-Con Oy's location municipality is Järvenpää. It is a limited partnership. The company was established on 2001-11-01. It operates in the industry of site preparation. In its latest retained statement for 2025-12-31, revenue was €27,500 and operating profit was -€11,261. The latest retained financial statement for 2025-12-31 shows revenue of €27,500 and profit for the financial year of -€12,393. Based on the latest retained statement, revenue growth was -78.5%, operating margin was -41.0%, and equity ratio was +89.1%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
0
0
Enriched source observation
Derived indicators
Revenue growth-78.5%
Operating margin-41.0%
Equity ratio89.1%
Revenue€27,500-€100,500 (-78.5%) vs previous periodPrevious: €128,000
Operating profit (loss)-€11,261-€88,123 (-114.7%) vs previous periodPrevious: €76,862
Profit (loss) for the financial year-€12,393-€72,804 (-120.5%) vs previous periodPrevious: €60,411
Assets€108,340-€67,671 (-38.4%) vs previous periodPrevious: €176,011
Balance-sheet contextLatest financial period
Profit before taxes-€12,393Previous: €75,498
Employees1Previous: 1
Revenue trend5 periods
€83,000
2021-12-31
€63,000
2022-12-31
€97,640
2023-12-31
€128,000
2024-12-31
€27,500
2025-12-31
Operating profit (loss) trend5 periods
€50,118
2021-12-31
€20,486
2022-12-31
€16,704
2023-12-31
€76,862
2024-12-31
-€11,261
2025-12-31
Profit (loss) for the financial year trend5 periods
€42,128
2021-12-31
€13,347
2022-12-31
€11,027
2023-12-31
€60,411
2024-12-31
-€12,393
2025-12-31
Assets trend5 periods
€167,895
2021-12-31
€172,234
2022-12-31
€186,059
2023-12-31
€176,011
2024-12-31
€108,340
2025-12-31
Financial ratios
Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.
Equity ratioGood
100/100 · Improving
Current ratioNot assessable
0/100 · Trend unavailable
Operating profit marginWeak
0/100 · Declining
Ratio history
| Ratio | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-12-31 |
|---|---|---|---|---|---|
| Equity ratio | 27.9 % | 32.8 % | 33.9 % | 67.2 % | 89.1 % |
| Current ratio | - | - | - | - | - |
| Operating profit margin | 39.9 % | 32.5 % | 16.8 % | 60.0 % | -41.0 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID1728943-7
VAT IDFI17289437
EU IDFIFPRO.1728943-7
MunicipalityJärvenpää
Current registered entries
2001-10-04VAT-liable for business activity in Tax Administration (VAT Register)
2001-11-01Registered in Patent and Registration Office (Trade Register)
2001-12-05Registered in Tax Administration (Tax Administration)
2003-08-21Registered in Tax Administration (Prepayment Register)
2020-03-06VAT-obliged for the transfer of rights to use immovable property in Tax Administration (VAT Register)
Responsible people
Public role relationships materialized from source observations.
Direct contact details available for logged-in users.
Kosonen Martti TapaniToimitusjohtajaSources: 5 · Confidence: 78%
Kosonen Martti TapaniVarsinainen jäsenSources: 2 · Confidence: 78%
Poutanen Arto KaleviTilintarkastajaSources: 2 · Confidence: 78%
Kosonen Pirjo KaarinaVarajäsenSources: 1 · Confidence: 78%
Pirjo KosonenTaloushallinto. markkinointi. henkilöstöasiatSources: 1 · Confidence: 76%
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
B2
SatisfactoryMMK-Con Oy
59/100
Medium
Strong financial evidenceFinancial data included
Financial development has been volatile across multiple domains.
4 comparable periodsRevenueVolatile
ProfitabilityVolatile
SolvencyImproving · 2 consecutive periods
LiquidityNot enough history
Supporting factors
- Strong equity ratio
- Company context reduces the weight of an isolated financial signal
- Active registered status
Risk factors to note
- Negative profitability or net result
- Sharp year-over-year revenue drop
- Material volatility across multiple financial domains
B2
2026-09-18
open-risk-grade-v0.14
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 riskelevated
46/100
Industry context is elevated based on normalized open statistical inputs.
Age and continuityVakiintunut
80/100
The company has about 24 years of registry continuity.
Registry and status signalsErittäin vahva
90/100
Long registry history, recent financial statement filings, and active register markings support this signal.
Events & news
Verified events and sourced external company news in one timeline.
Registry timeline
Trade register notifications shown on a timeline.
33 register eventsLatest event: 2026-03-25
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
MMK-Con Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.