Risk grade updatedRisk gradeEvidence verified
17 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A1.Business profile
Oy Jan Serg Ltd
Oy Jan Serg Ltd's registered office is Huutjärvi. It is a limited company. The company was established on 1994-07-13. It operates in the industry of medical specialists activities. In its latest retained statement for 2025-12-31, revenue was €184,110 and operating profit was €79,604.
Business ID 0976405-8ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0976405-8
- Sector
- Medical specialists activities
- Municipality
- Huutjärvi
- Company form
- Limited company
- Registration date
- 1994-07-13
- Business ID registration date
- 1994-09-23
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Lökörentie 35, 49210, Huutjärvi
About Oy Jan Serg Ltd
Financial position and key figures for the company.
Oy Jan Serg Ltd's location municipality is Huutjärvi. It is a limited company. The company was established on 1994-07-13. It operates in the industry of medical specialists activities. In its latest retained statement for 2025-12-31, revenue was €184,110 and operating profit was €79,604. The latest retained financial statement for 2025-12-31 shows revenue of €184,110 and profit for the financial year of €63,533. Based on the latest retained statement, revenue growth was +257.7%, operating margin was +43.2%, and equity ratio was +59.3%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
7
2
PRH/XBRL financial statement
Derived indicators
Revenue growth257.7%
Operating margin43.2%
Equity ratio59.3%
Balance-sheet contextLatest financial period
Cash and bank€89,711Previous: €5,354
Retained earnings€35,676Previous: €48,283
Equity€107,209Previous: €46,776
Liabilities€73,545Previous: €77,608
Current assets€90,398Previous: €10,046
Current liabilities€36,879Previous: €30,942
Revenue trend2 periods
€51,464
2024-12-31
€184,110
2025-12-31
Operating profit (loss) trend2 periods
-€5,580
2024-12-31
€79,604
2025-12-31
Profit (loss) for the financial year trend2 periods
-€9,507
2024-12-31
€63,533
2025-12-31
Assets trend2 periods
€124,384
2024-12-31
€180,754
2025-12-31
Financial ratios
Financial ratios based on financial statement data. Source: PRH/XBRL-tilinpäätös.
Equity ratioGood
74/100 · Improving
Current ratioGood
81/100 · Improving
Operating profit marginGood
100/100 · Improving
Ratio history
| Ratio | 2024-12-31 | 2025-12-31 |
|---|---|---|
| Equity ratio | 37.6 % | 59.3 % |
| Current ratio | 0.17x | 2.43x |
| Operating profit margin | -10.8 % | 43.2 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0976405-8
EU IDFIFPRO.0976405-8
MunicipalityHuutjärvi
Current registered entries
1994-07-13Registered in Patent and Registration Office (Trade Register)
1994-09-23Registered in Tax Administration (Tax Administration)
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
A1
ExcellentOy Jan Serg Ltd
Grade unchangedA1 · new analysis 2026-10-18
91/100
High
Strong financial evidenceFinancial data included
Several key financial indicators show coordinated recovery.
3 comparable periodsRevenueImproving
ProfitabilityImproving
SolvencyImproving
LiquidityImproving
Same industry, size and age groupDescriptive comparison – does not change the model score.
63 peersSolvency25%
Below 75% of peers
Profitability76%
Better than 76% of peers
Liquidity60%
Better than 60% of peers
Revenue growth100%
Better than 100% of peers
RegularBased on observed PRH financial period end and registration dates. This descriptive evidence does not change the v0.14 score.
4 observed filings107 days after period end
107 days after period end
4 consecutive periods
Supporting factors
- Strong equity ratio
- Strong operating profitability
- Healthy short-term liquidity
Risk factors to note
No material separate warning signals.
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
5 assessmentsA1
2026-10-1891/100 · v0.15
A1 → A1A1
2026-10-1791/100 · v0.15
A1 → A1A1
2026-09-25 23:0491/100 · v0.14
A3 → A1 · +14 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
2026-09-1577/100 · v0.14
Oldest retained automatic assessment in this comparisonA1
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 riskvery low
94/100
Industry context is very low based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 32 years of registry continuity.
Registry and status signalsVakaa
78/100
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
25 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3 → A1.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.
21 register eventsLatest event: 2026-04-17
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
Oy Jan Serg Ltd shows public core facts. A company representative can claim the profile, update public information, and access owner tools.