Risk grade updatedRisk gradeEvidence verified
5 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3 → B3.Business profile
Mark Kustannus Oy
Mark Kustannus Oy's registered office is Helsingfors. It is a limited company. The company was established on 1984-06-14. It operates in the industry of other miscellaneous educational n.e.c.. In its latest retained statement for 2025-12-31, revenue was €155 and operating profit was €1,711.
Business ID 0586160-0ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0586160-0
- Sector
- Other miscellaneous educational n.e.c.
- Municipality
- Helsingfors
- Company form
- Limited company
- Registration date
- 1984-06-14
- Business ID registration date
- 1985-03-19
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Itälahdenkatu 22 B, 00210, Helsingfors
Website: https://www.markkinointiliitto.fiSource observation
About Mark Kustannus Oy
Financial position and key figures for the company.
Mark Kustannus Oy's location municipality is Helsingfors. It is a limited company. The company was established on 1984-06-14. It operates in the industry of other miscellaneous educational n.e.c.. In its latest retained statement for 2025-12-31, revenue was €155 and operating profit was €1,711. The latest retained financial statement for 2025-12-31 shows revenue of €155 and profit for the financial year of €1,695. Based on the latest retained statement, revenue growth was -99.6%, operating margin was +1106.8%, and equity ratio was -434.1%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
7
2
PRH/XBRL financial statement
Derived indicators
Revenue growth-99.6%
Operating margin1106.8%
Equity ratio-434.1%
Balance-sheet contextLatest financial period
Other operating income€6,500Previous: €0
Cash and bank€87Previous: €7,706
Retained earnings-€47,407Previous: -€32,458
Equity-€36,713Previous: -€38,407
Liabilities€45,171Previous: €56,265
Current assets€134Previous: €9,459
Current liabilities€231Previous: €7,225
Revenue trend2 periods
€38,108
2024-12-31
€155
2025-12-31
Operating profit (loss) trend2 periods
-€14,950
2024-12-31
€1,711
2025-12-31
Profit (loss) for the financial year trend2 periods
-€14,950
2024-12-31
€1,695
2025-12-31
Assets trend2 periods
€17,858
2024-12-31
€8,458
2025-12-31
Financial ratios
Financial ratios based on financial statement data. Source: PRH/XBRL-tilinpäätös.
Equity ratioWeak
0/100 · Declining
Current ratioWeak
13/100 · Declining
Operating profit marginGood
100/100 · Improving
Ratio history
| Ratio | 2024-12-31 | 2025-12-31 |
|---|---|---|
| Equity ratio | -215.1 % | -434.1 % |
| Current ratio | 1.07x | 0.38x |
| Operating profit margin | -39.2 % | 25.7 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0586160-0
VAT IDFI05861600
EU IDFIFPRO.0586160-0
MunicipalityHelsingfors
Current registered entries
1984-06-14Registered in Patent and Registration Office (Trade Register)
1985-03-19Registered 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)
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
B3
MonitorMark Kustannus Oy
Grade downgradedA3 → B3 · new analysis 2026-10-05
47/100
High
Strong financial evidenceFinancial data included
Several key financial indicators have weakened across comparable fiscal periods.
3 comparable periodsProfitabilityImproving
Same size nationallyDescriptive comparison – does not change the model score.
84 peersSolvency4%
Below 96% of peers
Profitability83%
Better than 83% of peers
Liquidity49%
Close to the peer-group midpoint
Revenue growth5%
Below 95% of peers
RegularBased on observed PRH financial period end and registration dates. This descriptive evidence does not change the v0.14 score.
4 observed filings114 days after period end
206 days after period end
4 consecutive periods
Supporting factors
- Strong operating profitability
- Company context reduces the weight of an isolated financial signal
- Active registered status
Risk factors to note
- Negative equity
- Weak current ratio
- Sharp year-over-year revenue drop
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
4 assessmentsB3
2026-10-05 06:2347/100 · v0.14
A3 → B3 · -29 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.
A3
2026-09-1576/100 · v0.14
B1 → A3 · +12 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
2026-09-1464/100 · v0.12
Oldest retained automatic assessment in this comparisonB3
2026-10-05
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 risklow
77/100
Industry context is low based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 42 years of registry continuity.
Registry and status signalsSeurattava
70/100
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 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Risk grade updatedRisk gradeEvidence verified
14 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.Registry timeline
Trade register notifications shown on a timeline.
25 register eventsLatest event: 2026-06-23
Financial statements availability
Available financial statement periods and PRH source filings.
7 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
Mark Kustannus Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.