Risk grade updatedRisk gradeEvidence verified
3 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Business profile
Weldia Oy
Weldia Oy's registered office is Oulu. It is a limited company. The company was established on 1995-05-31. It operates in the industry of engineering design and technical consultancy incidental to heating, plumbing and air-conditioning.
Business ID 1003486-1ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 1003486-1
- Sector
- Engineering design and technical consultancy incidental to heating, plumbing and air-conditioning
- Municipality
- Oulu
- Company form
- Limited company
- Registration date
- 1995-05-31
- Business ID registration date
- 1995-04-26
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Puolatie 3 lt. 5, 90620, Oulu
Phone: +3581400711Source observation
Email: [email protected]Source observation
Website: https://www.weldia.euSource observation
Linkedin profile: https://www.linkedin.com/company/weldia-designerSource: company website
People and decision-makers
Pellinen Antti JohannesToimitusjohtaja
About Weldia Oy
Financial position and key figures for the company.
Weldia Oy's location municipality is Oulu. It is a limited company. The company was established on 1995-05-31. It operates in the industry of engineering design and technical consultancy incidental to heating, plumbing and air-conditioning. Based on the latest retained statement, revenue growth was not currently available, operating margin was not currently available, and equity ratio was +94.4%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-09-30
0
0
Enriched source observation
Derived indicators
Equity ratio94.4%
Operating profit (loss)€149,383+€44,682 (+42.7%) vs previous periodPrevious: €104,701
Profit (loss) for the financial year€119,399+€35,628 (+42.5%) vs previous periodPrevious: €83,771
Assets€511,516+€106,092 (+26.2%) vs previous periodPrevious: €405,424
Balance-sheet contextLatest financial period
Profit before taxes€149,276Previous: €104,710
Employees1Previous: 1
Operating profit (loss) trend5 periods
€89,053
2021-09-30
€87,720
2022-09-30
€84,132
2023-09-30
€104,701
2024-09-30
€149,383
2025-09-30
Profit (loss) for the financial year trend5 periods
€71,186
2021-09-30
€70,115
2022-09-30
€67,256
2023-09-30
€83,771
2024-09-30
€119,399
2025-09-30
Assets trend5 periods
€301,640
2021-09-30
€331,384
2022-09-30
€395,300
2023-09-30
€405,424
2024-09-30
€511,516
2025-09-30
Financial ratios
Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.
Equity ratioGood
100/100 · Declining
Current ratioNot assessable
0/100 · Trend unavailable
Operating profit marginNot assessable
0/100 · Trend unavailable
Ratio history
| Ratio | 2021-09-30 | 2022-09-30 | 2023-09-30 | 2024-09-30 | 2025-09-30 |
|---|---|---|---|---|---|
| Equity ratio | 97.5 % | 97.8 % | 88.9 % | 97.5 % | 94.4 % |
| Current ratio | - | - | - | - | - |
| Operating profit margin | - | - | - | - | - |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID1003486-1
VAT IDFI10034861
EU IDFIFPRO.1003486-1
MunicipalityOulu
Current registered entries
1995-03-07Registered in Tax Administration (Prepayment Register)
1995-04-01VAT-liable for business activity in Tax Administration (VAT Register)
1995-04-26Registered in Tax Administration (Tax Administration)
1995-05-31Registered in Patent and Registration Office (Trade Register)
Responsible people
Public role relationships materialized from source observations.
Pellinen Antti JohannesToimitusjohtajaSources: 5 · Confidence: 78%
Pellinen Antti JohannesVarsinainen jäsenSources: 2 · Confidence: 78%
Pellinen ZhannaVarajäsenSources: 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
A3
GoodWeldia Oy
74/100
Low
Usable financial evidenceFinancial data included
Financial development is mostly stable or mixed.
4 comparable periodsRevenueNot enough history
ProfitabilityNot enough history
SolvencyImproving
LiquidityNot enough history
Same size nationallyDescriptive comparison – does not change the model score.
92 peersSolvency79%
Better than 79% of peers
Supporting factors
- Strong equity ratio
- Active registered status
- A newer financial statement filing has been reported
Risk factors to note
No material separate warning signals.
A3
2026-10-03
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 riskmedium
62/100
Industry context is medium based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 31 years of registry continuity.
Registry and status signalsVakaa
76/100
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.
Registry timeline
Trade register notifications shown on a timeline.
14 register eventsLatest event: 2026-02-10
Profile source and ownership
Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2026-01-03.
This company profile has not been claimed yet
Weldia Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.