Business profile

Insinööritoimisto Risto Castren Oy

Insinööritoimisto Risto Castren Oy's registered office is Lahti. It is a limited company. The company was established on 1974-07-12. It operates in the industry of engineering design and technical consultancy incidental to heating, plumbing and air-conditioning. In its latest retained statement for 2024-12-31, revenue was €120,000 and operating profit was €58,264.

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Business ID 0148753-5ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
0148753-5
Sector
Engineering design and technical consultancy incidental to heating, plumbing and air-conditioning
Municipality
Lahti
Company form
Limited company
Registration date
1974-07-12
Business ID registration date
1978-03-15
Business status
Valid
Profile ownership
Unclaimed company profile
Data source
Public registry data

Contact and location summary

Visiting address: Kanukkakatu 6, 15320, Lahti

About Insinööritoimisto Risto Castren Oy

Financial position and key figures for the company.

Insinööritoimisto Risto Castren Oy's location municipality is Lahti. It is a limited company. The company was established on 1974-07-12. It operates in the industry of engineering design and technical consultancy incidental to heating, plumbing and air-conditioning. In its latest retained statement for 2024-12-31, revenue was €120,000 and operating profit was €58,264. The latest retained financial statement for 2024-12-31 shows revenue of €120,000 and profit for the financial year of €49,811. Based on the latest retained statement, revenue growth was +0.0%, operating margin was +48.6%, and equity ratio was +98.6%.

Financial highlights

Key figures from the latest financial period.

Open full statement
Latest financial period

2024-12-31

Imported periods3
PRH parsed2
Profile sourcePRH/XBRL financial statement
Derived indicators
Revenue growth0.0%
Operating margin48.6%
Equity ratio98.6%
Balance-sheet contextLatest retained period snapshot
Cash and bank€300,051Previous: €418,034
Retained earnings€2,674,849Previous: €2,903,286
Equity€2,733,069Previous: €2,963,428
Liabilities€38,647Previous: €34,534
Current assets€2,129,241Previous: €2,355,488
Current liabilities€38,647Previous: €34,534
Revenue trend2 periods
€120,000
2023-12-31
€120,000
2024-12-31
Operating profit (loss) trend2 periods
€59,665
2023-12-31
€58,264
2024-12-31
Profit (loss) for the financial year trend2 periods
€51,733
2023-12-31
€49,811
2024-12-31
Assets trend2 periods
€2,997,963
2023-12-31
€2,771,716
2024-12-31

Financial ratios

Financial ratios based on financial statement data. Source: PRH/XBRL-tilinpäätös.

Equity ratioGood
100/100 · Declining
98.6 %2023-12-31: 98.8 %
Current ratioGood
100/100 · Declining
7.76x2023-12-31: 12.10x
Operating profit marginGood
100/100 · Declining
48.5 %2023-12-31: 49.7 %
Ratio history
Ratio2023-12-312024-12-31
Equity ratio98.8 %98.6 %
Current ratio12.10x7.76x
Operating profit margin49.7 %48.5 %

Registry status and identifiers

Verified registry memberships and identifiers from the latest retained YTJ snapshot.

YTJ statusValid
Trade RegisterRegistered
Business ID0148753-5
VAT IDFI01487535
EU IDFIFPRO.0148753-5
MunicipalityLahti
Current registered entries
1974-07-12Registered in Patent and Registration Office (Trade Register)
1978-03-15Registered in Tax Administration (Tax Administration)
1978-04-01Registered in Tax Administration (Employer Register)
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

Financial data includedNot a credit decision
A2
Very goodInsinööritoimisto Risto Castren Oy
Updated2026-08-30
ConfidenceHigh
Score88/100

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

Risk context

When open digital financial statements are unavailable, 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
97/100

The company has about 52 years of registry continuity.

Registry and status signalsVakaa
83/100

Registry history, filing recency, and active register markings are still limited or mixed.

Registry timeline

Trade register notifications shown on a timeline.

16 register eventsLatest event: 2026-05-27

Financial statements availability

Available statement periods and links into the retained/parsible financial statement surfaces. Use the latest statement page for deeper line-item detail.

3 financial statement periodsLatest financial period: 2024-12-31

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

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