Risk grade updatedRisk gradeEvidence verified
17 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.Business profile
Ronkainen Group Oy
Ronkainen Group Oy's registered office is Joensuu. It is a limited company. The company was established on 2013-10-17. It operates in the industry of plumbing, heat and air-conditioning installation. In its latest retained statement for 2025-12-31, revenue was €787,000 and operating profit was €168,000.
Business ID 2574199-9ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 2574199-9
- Sector
- Plumbing, heat and air-conditioning installation
- Municipality
- Joensuu
- Company form
- Limited company
- Registration date
- 2013-10-17
- Business ID registration date
- 2013-10-01
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Juhonkuja 22, 80260, Joensuu
Phone: +358504047432Source observation
Email: [email protected]Source observation
Website: https://www.ronkainengroup.fiSource observation
People and decision-makers
Ronkainen Teemu OskariToimitusjohtaja
About Ronkainen Group Oy
Financial position and key figures for the company.
Ronkainen Group Oy's location municipality is Joensuu. It is a limited company. The company was established on 2013-10-17. It operates in the industry of plumbing, heat and air-conditioning installation. In its latest retained statement for 2025-12-31, revenue was €787,000 and operating profit was €168,000. The latest retained financial statement for 2025-12-31 shows revenue of €787,000 and profit for the financial year of €134,000. Based on the latest retained statement, revenue growth was +17.6%, operating margin was +21.3%, and equity ratio was +70.2%.
Extended business activity
A longer directory- or registry-backed activity description that complements the short registry industry label.
LVI. Yhtiö voi omistaa ja hallita kiinteistöjä ja osakkeita ja tehdä niillä arvopaperikauppaa. Yhtiö voi omistaa ja hallita toimialaan kuuluvaa irtainta omaisuutta. Yhtiö voi harjoittaa kaikkea laillista liiketoimintaa.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
0
0
Enriched source observation
Derived indicators
Revenue growth17.6%
Operating margin21.3%
Equity ratio70.2%
Revenue€787,000+€118,000 (+17.6%) vs previous periodPrevious: €669,000
Operating profit (loss)€168,000+€20,000 (+13.5%) vs previous periodPrevious: €148,000
Profit (loss) for the financial year€134,000+€16,000 (+13.6%) vs previous periodPrevious: €118,000
Assets€425,000+€32,000 (+8.1%) vs previous periodPrevious: €393,000
Balance-sheet contextLatest financial period
Employees2Previous: No comparison value
Revenue trend5 periods
€640,000
2021-12-31
€743,000
2022-12-31
€718,000
2023-12-31
€669,000
2024-12-31
€787,000
2025-12-31
Operating profit (loss) trend5 periods
€76,000
2021-12-31
€97,000
2022-12-31
€109,000
2023-12-31
€148,000
2024-12-31
€168,000
2025-12-31
Profit (loss) for the financial year trend5 periods
€60,000
2021-12-31
€77,000
2022-12-31
€87,000
2023-12-31
€118,000
2024-12-31
€134,000
2025-12-31
Assets trend5 periods
€267,000
2021-12-31
€336,000
2022-12-31
€400,000
2023-12-31
€393,000
2024-12-31
€425,000
2025-12-31
Financial ratios
Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.
Equity ratioGood
88/100 · Improving
Current ratioGood
100/100 · Improving
Operating profit marginGood
100/100 · Declining
Ratio history
| Ratio | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-12-31 |
|---|---|---|---|---|---|
| Equity ratio | 65.2 % | 75.4 % | 83.3 % | 68.4 % | 70.2 % |
| Current ratio | 2.27x | 2.47x | 4.16x | 2.77x | 3.17x |
| Operating profit margin | 11.9 % | 13.1 % | 15.2 % | 22.1 % | 21.3 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID2574199-9
VAT IDFI25741999
EU IDFIFPRO.2574199-9
MunicipalityJoensuu
Current registered entries
2013-10-01Registered in Tax Administration (Employer Register)
2013-10-01VAT-liable for business activity in Tax Administration (VAT Register)
2013-10-01Registered in Tax Administration (Prepayment Register)
2013-10-17Registered in Tax Administration (Tax Administration)
2013-10-17Registered in Patent and Registration Office (Trade Register)
Responsible people
Public role relationships materialized from source observations.
Ronkainen Teemu OskariToimitusjohtajaSources: 2 · Confidence: 78%
Ronkainen Teemu OskariHallituksen puheenjohtajaSources: 1 · Confidence: 74%
Ronkainen Tommi VihtoriVarsinainen jäsenSources: 2 · Confidence: 78%
Ronkainen Riitta HelenaProkuristiSources: 1 · 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
A2
Very goodRonkainen Group Oy
Grade upgradedB1 → A2 · new analysis 2026-10-18
85/100
High
Strong financial evidenceFinancial data included
Financial development is mostly stable or mixed.
4 comparable periodsRevenueImproving
ProfitabilityImproving
LiquidityVolatile
Same industry, size and age groupDescriptive comparison – does not change the model score.
312 peersSolvency67%
Better than 67% of peers
Profitability90%
Better than 90% of peers
Liquidity85%
Better than 85% of peers
Revenue growth83%
Better than 83% of peers
Supporting factors
- Strong equity ratio
- Strong operating profitability
- Healthy short-term liquidity
Risk factors to note
- Elevated industry distress context
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessmentsA2
2026-10-1885/100 · v0.15
B1 → A2 · +25 points- Revenue: Not enough history → Improving
- Profitability: Not enough history → Improving
- Solvency: Not enough history → Deteriorating
B1
2026-09-1760/100 · v0.14
Oldest retained automatic assessment in this comparisonA2
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 riskelevated
38/100
Industry context is elevated based on normalized open statistical inputs.
Age and continuityVakiintunut
80/100
The company has about 13 years of registry continuity.
Registry and status signalsVakaa
77/100
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.
15 register eventsLatest event: 2025-05-08
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
Ronkainen Group Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.