Business profile

Wiselder Oy

Wiselder Oy's registered office is Helsingfors. It is a limited company. The company was established on 2023-10-18. It operates in the industry of other miscellaneous educational n.e.c.. In its latest retained statement for 2025-12-31, revenue was €47,893 and operating profit was -€8,370.

Business ID 3390826-9ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
3390826-9
Sector
Other miscellaneous educational n.e.c.
Municipality
Helsingfors
Company form
Limited company
Registration date
2023-10-18
Business ID registration date
2023-09-18
Business status
Valid
Profile ownership
Unclaimed company profile

Contact and location summary

Visiting address: Messeniuksenkatu 7 B 55, 00250, Helsingfors

Phone: +358407032021Source observation

Email: [email protected]Source observation

Website: https://www.jarikoponen.fiSource observation

Youtube profile: https://www.youtube.com/channel/UC6WpU5Sy_aiIFRIhhpTZwSg?view_as=subscriberSource: company website

People and decision-makers

Koponen Jari KaleviToimitusjohtaja

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 Wiselder Oy

Financial position and key figures for the company.

Wiselder Oy's location municipality is Helsingfors. It is a limited company. The company was established on 2023-10-18. It operates in the industry of other miscellaneous educational n.e.c.. In its latest retained statement for 2025-12-31, revenue was €47,893 and operating profit was -€8,370. The latest retained financial statement for 2025-12-31 shows revenue of €47,893 and profit for the financial year of -€10,690. Based on the latest retained statement, revenue growth was -29.0%, operating margin was -17.5%, and equity ratio was -90.6%.

Extended business activity

A longer directory- or registry-backed activity description that complements the short registry industry label.

85599 Muut koulutusta antavat yksiköt

Financial highlights

Key figures from the latest financial period.

Latest financial period

2025-12-31

Imported periods0
PRH parsed0
Profile sourceEnriched source observation
Derived indicators
Revenue growth-29.0%
Operating margin-17.5%
Equity ratio-90.6%
Revenue€47,893-€19,550 (-29.0%) vs previous periodPrevious: €67,443
Operating profit (loss)-€8,370+€1,625 (+16.3%) vs previous periodPrevious: -€9,995
Profit (loss) for the financial year-€10,690-€352 (-3.4%) vs previous periodPrevious: -€10,338
Assets€6,452-€2,185 (-25.3%) vs previous periodPrevious: €8,637
Balance-sheet contextLatest financial period
Employees2Previous: 2
Revenue trend3 periods
€23,419
2023-12-31
€67,443
2024-12-31
€47,893
2025-12-31
Operating profit (loss) trend3 periods
€18,973
2023-12-31
-€9,995
2024-12-31
-€8,370
2025-12-31
Profit (loss) for the financial year trend3 periods
€15,184
2023-12-31
-€10,338
2024-12-31
-€10,690
2025-12-31
Assets trend3 periods
€23,408
2023-12-31
€8,637
2024-12-31
€6,452
2025-12-31

Financial ratios

Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.

Equity ratioWeak
0/100 · Declining
-90.6 %2024-12-31: 56.1 %
Current ratioNot assessable
0/100 · Trend unavailable
Not available2024-12-31: Ei saatavilla
Operating profit marginWeak
6/100 · Declining
-17.5 %2024-12-31: -14.8 %
Ratio history
Ratio2023-12-312024-12-312025-12-31
Equity ratio64.9 %56.1 %-90.6 %
Current ratio---
Operating profit margin81.0 %-14.8 %-17.5 %

Registry status and identifiers

Current registry information and identifiers based on YTJ data.

YTJ statusValid
Trade RegisterRegistered
Business ID3390826-9
VAT IDFI33908269
EU IDFIFPRO.3390826-9
MunicipalityHelsingfors
Current registered entries
2023-09-07VAT-liable for business activity in Tax Administration (VAT Register)
2023-09-18Registered in Tax Administration (Prepayment Register)
2023-10-01Registered in Tax Administration (Employer Register)
2023-10-18Registered in Tax Administration (Tax Administration)
2023-10-18Registered in Patent and Registration Office (Trade Register)

Responsible people

Public role relationships materialized from source observations.

Direct contact details available for logged-in users.

Koponen Jari KaleviToimitusjohtajaSources: 5 · Confidence: 78%
Koponen Jari KaleviVarsinainen jäsenSources: 2 · Confidence: 78%
Laukkanen Heini EmiliaVarajäsenSources: 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
D
High riskWiselder Oy
Model score19/100
Assessment confidenceMedium
Evidence qualityUsable financial evidenceFinancial data included
Financial trajectorySeveral key financial indicators have weakened across comparable fiscal periods.
3 comparable periods
RevenueVolatile
ProfitabilityDeteriorating · 2 consecutive periods
SolvencyDeteriorating · 2 consecutive periods
LiquidityNot enough history
Peer comparisonSame size nationallyDescriptive comparison – does not change the model score.
129 peers
Solvency10%
Below 90% of peers
Profitability20%
Below 80% of peers
Revenue growth22%
Below 78% of peers
Supporting factors
  • Active registered status
  • Lower industry distress context
Risk factors to note
  • Negative equity
  • Negative profitability or net result
  • Losses in the latest and previous available periods
Automatic model gradeD
Automatic model snapshot2026-09-20
Automatic model versionopen-risk-grade-v0.14
Financial data included

The grade can use open digital financial statement data together with registry signals.

A serious financial risk signal affects this grade. Review the profile financial indicators as well.

Verify 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 risklow
77/100

Industry context is low based on normalized open statistical inputs.

Age and continuityNuori
15/100

The company has about 2 years of registry continuity.

Registry and status signalsRajallinen
41/100

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
20 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade D.

Registry timeline

Trade register notifications shown on a timeline.

4 register eventsLatest event: 2025-05-02

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

Wiselder Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.