Business profile

Kastelli Group Oy

Kastelli Group Oy's registered office is Oulu. It is a limited company. The company was established on 2017-12-31. It operates in the industry of construction of residential and non-residential buildings. In its latest retained statement for 2025-12-31, revenue was €346,236 and operating profit was -€50,386.

Claim profileContact details
Business ID 2851735-1ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
2851735-1
Sector
Construction of residential and non-residential buildings
Municipality
Oulu
Company form
Limited company
Registration date
2017-12-31
Business ID registration date
2017-08-24
Business status
Valid
Profile ownership
Unclaimed company profile
Data source
Public registry data

Contact and location summary

Visiting address: Voudintie 3, 90400, Oulu

Postal address: P.O. Box 455, 90101, Oulu

Phone: +358102776600Source observation

Email: [email protected]Source observation

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

E-invoice address: 003728210667 · Operator: välittäjän tunnus BAWCFI22Source: company website

Instagram profile: https://www.instagram.com/kastellitalotSource: company website

Facebook profile: https://www.facebook.com/kastellitalotSource: company website

People and decision-makers

Mykrä Mikko JohannesToimitusjohtaja

About Kastelli Group Oy

Financial position and key figures for the company.

Kastelli Group Oy's location municipality is Oulu. It is a limited company. The company was established on 2017-12-31. It operates in the industry of construction of residential and non-residential buildings. In its latest retained statement for 2025-12-31, revenue was €346,236 and operating profit was -€50,386. The latest retained financial statement for 2025-12-31 shows revenue of €346,236 and profit for the financial year of -€44,443. Based on the latest retained statement, revenue growth was -72.2%, operating margin was -6.7%, and equity ratio was not currently available.

Extended business activity

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

Yhtiön toimiala on rakennusten osien ja rakenteiden valmistus, myynti ja pystytys, alaan liittyvä konsultointi, kiinteistöjen ostaminen, myyminen ja vuokraaminen, arvopaperikauppa sekä tarjous-, laskenta-, suunnittelu- ja taloushallintopalveluiden myynti sekä muu laillinen liiketoiminta. Toimintaa voidaan harjoittaa yhtiössä itsessään tai tytäryhtiössä, osakkuusyhtiössä tai yhteistoimintayrityksessä. Konsernin emoyhtiönä yhtiö tarjoaa konserniyhtiöille hallinto-, talous-, IT- ja muita palveluita sekä muutoin vastaa konsernin yhteisistä toiminnoista. Yhtiö voi omistaa, hallita ja vuokrata kiinteistöjä sekä omistaa arvopapereita.

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-72.2%
Operating margin-6.7%
Balance-sheet contextLatest retained period snapshot
Profit before taxes-€44,443Previous: -€152,907
Employees96Previous: 9
Revenue trend4 periods
€1,794,984
2022-12-31
€1,328,490
2023-12-31
€1,245,000
2024-12-31
€346,236
2025-12-31
Operating profit (loss) trend4 periods
€267,211
2022-12-31
-€50,089
2023-12-31
-€161,389
2024-12-31
-€50,386
2025-12-31
Profit (loss) for the financial year trend4 periods
€1,741,073
2022-12-31
-€35,357
2023-12-31
-€152,450
2024-12-31
-€44,443
2025-12-31
Assets trend4 periods
€5,113,347
2022-12-31
€4,154,792
2023-12-31
€4,018,230
2024-12-31
€3,785,919
2025-12-31

Financial ratios

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

Equity ratioNot assessable
0/100 · Trend unavailable
Not available2024-12-31: Ei saatavilla
Current ratioNot assessable
0/100 · Trend unavailable
Not available2024-12-31: Ei saatavilla
Operating profit marginWeak
33/100 · Improving
-6.7 %2024-12-31: -9.8 %
Ratio history
Ratio2022-12-312023-12-312024-12-312025-12-31
Equity ratio----
Current ratio----
Operating profit margin12.2 %-2.6 %-9.8 %-6.7 %

Registry status and identifiers

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

YTJ statusValid
Trade RegisterRegistered
Business ID2851735-1
VAT IDFI28517351
EU IDFIFPRO.2851735-1
MunicipalityOulu
Current registered entries
2017-12-31Registered in Patent and Registration Office (Trade Register)
2018-01-01Registered in Tax Administration (Employer Register)
2018-01-01VAT-obliged for the transfer of rights to use immovable property in Tax Administration (VAT Register)
2018-01-01VAT-liable for business activity in Tax Administration (VAT Register)
2018-01-01Registered in Tax Administration (Prepayment Register)
2018-01-04Registered in Tax Administration (Tax Administration)

Responsible people

Public role relationships materialized from source observations.

Mykrä Mikko JohannesToimitusjohtajaSources: 5 · Confidence: 78%
Aine Jussi Aimo SamuliPuheenjohtajaSources: 5 · Confidence: 78%
Ebba Maria Veronica Vitzthum LindholmHallitus: varsinainen jäsenSources: 1 · Confidence: 76%
Johansson Lasse Matti JuhaniVarsinainen jäsenSources: 4 · Confidence: 78%
Aine-Simonen Elina AnnikkiVarsinainen jäsenSources: 4 · Confidence: 78%
Pohjola Antti ValioVarsinainen jäsenSources: 3 · Confidence: 78%
Pekkarinen Timo JaakkoVarsinainen jäsenSources: 3 · Confidence: 78%
Pajuharju Tapio OlaviVarsinainen jäsenSources: 3 · Confidence: 78%
Nissilä Erkki SamuliProkuristiSources: 1 · Confidence: 78%
Osmo ValovirtaPäävastuullinen tilintarkastajaSources: 1 · Confidence: 76%
Tero Kiviojatekninen johtajaSources: 1 · Confidence: 76%

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
C
Elevated riskKastelli Group Oy
Updated2026-08-25
ConfidenceLow
Score35/100

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 riskhigh
25/100

Industry context is high based on normalized open statistical inputs.

Age and continuityHyvä
60/100

The company has about 8 years of registry continuity.

Registry and status signalsSeurattava
70/100

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

Registry timeline

Trade register notifications shown on a timeline.

19 register eventsLatest event: 2025-07-10

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

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