Business profile

Maanrakennus Martti Rantanen Oy

Maanrakennus Martti Rantanen Oy's registered office is Lahti. It is a limited company. The company was established on 1987-07-29. It operates in the industry of site preparation. In its latest retained statement for 2026-04-30, revenue was €280,904 and operating profit was -€23,700.

Claim profileContact details
Business ID 0662689-9ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
0662689-9
Sector
Site preparation
Municipality
Lahti
Company form
Limited company
Registration date
1987-07-29
Business ID registration date
1987-06-23
Business status
Valid
Profile ownership
Unclaimed company profile
Data source
Public registry data

Contact and location summary

Visiting address: Kanukkakatu 11, 15320, Lahti

Phone: +358409010991Source observation

Email: [email protected]Source observation

Website: https://maanrakennusrantanen.fiSource observation

People and decision-makers

Rantanen Marko TapioToimitusjohtaja

About Maanrakennus Martti Rantanen Oy

Financial position and key figures for the company.

Maanrakennus Martti Rantanen Oy's location municipality is Lahti. It is a limited company. The company was established on 1987-07-29. It operates in the industry of site preparation. In its latest retained statement for 2026-04-30, revenue was €280,904 and operating profit was -€23,700. The latest retained financial statement for 2026-04-30 shows revenue of €280,904 and profit for the financial year of -€34,352. Based on the latest retained statement, revenue growth was -32.4%, operating margin was -8.4%, and equity ratio was -8.7%.

Financial highlights

Key figures from the latest financial period.

Latest financial period

2026-04-30

Imported periods0
PRH parsed0
Profile sourceEnriched source observation
Derived indicators
Revenue growth-32.4%
Operating margin-8.4%
Equity ratio-8.7%
Balance-sheet contextLatest retained period snapshot
Profit before taxes-€34,352Previous: -€74,822
Employees3Previous: 4
Revenue trend5 periods
€495,406
2022-04-30
€631,727
2023-04-30
€387,963
2024-04-30
€415,662
2025-04-30
€280,904
2026-04-30
Operating profit (loss) trend5 periods
€53,890
2022-04-30
€68,365
2023-04-30
€20,182
2024-04-30
-€65,275
2025-04-30
-€23,700
2026-04-30
Profit (loss) for the financial year trend5 periods
€48,234
2022-04-30
€60,206
2023-04-30
€9,127
2024-04-30
-€74,822
2025-04-30
-€34,352
2026-04-30
Assets trend5 periods
€433,816
2022-04-30
€426,221
2023-04-30
€415,299
2024-04-30
€387,557
2025-04-30
€352,831
2026-04-30

Financial ratios

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

Equity ratioWeak
0/100 · Declining
-8.7 %2025-04-30: 0.9 %
Current ratioNot assessable
0/100 · Trend unavailable
Not available2025-04-30: Ei saatavilla
Operating profit marginWeak
29/100 · Improving
-8.4 %2025-04-30: -15.5 %
Ratio history
Ratio2022-04-302023-04-302024-04-302025-04-302026-04-30
Equity ratio5.2 %19.4 %20.5 %0.9 %-8.7 %
Current ratio-----
Operating profit margin10.4 %10.8 %5.1 %-15.5 %-8.4 %

Registry status and identifiers

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

YTJ statusValid
Trade RegisterRegistered
Business ID0662689-9
VAT IDFI06626899
EU IDFIFPRO.0662689-9
MunicipalityLahti
Current registered entries
1987-06-01Registered in Tax Administration (Employer Register)
1987-06-23Registered in Tax Administration (Tax Administration)
1987-07-29Registered in Patent and Registration Office (Trade Register)
1994-06-01VAT-liable for business activity in Tax Administration (VAT Register)
1995-03-01Registered in Tax Administration (Prepayment Register)

Responsible people

Public role relationships materialized from source observations.

Rantanen Marko TapioToimitusjohtajaSources: 5 · Confidence: 78%
Rantanen Marko TapioVarsinainen jäsenSources: 2 · Confidence: 78%
Harjula Anne-Mari KatariinaTilintarkastajaSources: 2 · Confidence: 78%
Rantanen Heidi JohannaVarajäsenSources: 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

Financial data includedNot a credit decision
D
High riskMaanrakennus Martti Rantanen Oy
Updated2026-08-28
ConfidenceMedium
Score19/100

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.

Risk context

When open digital financial statements are unavailable, BUSINESS.fi shows registry, industry, and regional context.

Industry riskelevated
46/100

Industry context is elevated based on normalized open statistical inputs.

Age and continuityVakiintunut
90/100

The company has about 39 years of registry continuity.

Registry and status signalsVakaa
81/100

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

Registry timeline

Trade register notifications shown on a timeline.

22 register eventsLatest event: 2025-06-23

Profile source and ownership

Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2026-03-03.

This company profile has not been claimed yet

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