Business profile

Mediset Oy

Mediset Oy's registered office is Huittinen. It is a limited company. The company was established on 2017-10-30. It operates in the industry of construction of residential and non-residential buildings. In its latest retained statement for 2025-12-31, revenue was €354,116 and operating profit was €208,314.

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Business ID 2856441-4ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID: 2856441-4
Sector: Construction of residential and non-residential buildings
Municipality: Huittinen
Company form: Limited company
Registration date: 2017-10-30
Business ID registration date: 2017-09-14
Business status: Valid
Profile ownership: Unclaimed company profile

Contact and location summary

Visiting address: Risto Rytin katu 31, 32700, Huittinen

Email: [email protected]Source observation

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

Youtube profile: https://www.youtube.com/channel/UCBszwCXH8jSPB3KpvynZFDASource: company website

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

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

Linkedin profile: https://www.linkedin.com/company/hoivarakentajatSource: company website

People and decision-makers

Tarmo KemppainenToimitusjohtaja

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Lauri Rantanenjohtaja

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Niilo Rantalajohtaja

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Petri TauraDecision-maker

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Tuomo KoskimaaDecision-maker

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Mauri Heinonenjohtaja

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Arttu VainiorantaProjektipäällikkö

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Laura SimolinDecision-maker

Email: Email available for logged-in usersSource: company website

Eetu SavolainenDecision-maker

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Aleksi SalmiProjektipäällikkö

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Aleksi RautiainenProjektipäällikkö

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Janne PihlajamäkiProjektipäällikkö

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Hermanni PietiläDecision-maker

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Tuomo LeppänenDecision-maker

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Juho MäkeläProjektipäällikkö

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Eero KinnunenDecision-maker

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Atte HyttinenProjektipäällikkö

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Antti HarvalaDecision-maker

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Nelli ForssDecision-maker

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Jussi-Pekka Salmijohtaja

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Tuomas NieminenHankekehityspäällikkö

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Mikko Vainiorantajohtaja

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Jouni Salmijohtaja

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Arto HievanenKiinteistökehityspäällikkö

Email: Email available for logged-in usersSource: company website

Phone: Phone available for logged-in usersSource: company website

Direct contact details available for logged-in usersSome person-level contact details are shown only to registered users. The data is based on public sources, such as the company's own website.Log in to view decision-maker contact details

About Mediset Oy

Financial position and key figures for the company.

Mediset Oy's location municipality is Huittinen. It is a limited company. The company was established on 2017-10-30. It operates in the industry of construction of residential and non-residential buildings. In its latest retained statement for 2025-12-31, revenue was €354,116 and operating profit was €208,314. The latest retained financial statement for 2025-12-31 shows revenue of €354,116 and profit for the financial year of €1,237,175. Based on the latest retained statement, revenue growth was +25.6%, operating margin was +30.9%, and equity ratio was +99.5%.

Auxiliary business names

Public alternate names materialized from source observations.

RUS-Invest

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 growth25.6%

Operating margin30.9%

Equity ratio99.5%

Revenue€354,116+€72,188 (+25.6%) vs previous periodPrevious: €281,928

Operating profit (loss)€208,314-€1,451 (-0.7%) vs previous periodPrevious: €209,766

Profit (loss) for the financial year€1,237,175+€377,522 (+43.9%) vs previous periodPrevious: €859,653

Assets€9,355,384-€269,296 (-2.8%) vs previous periodPrevious: €9,624,681

Balance-sheet contextLatest financial period

Profit before taxes€827,360Previous: €534,329

Employees2Previous: 2

Revenue trend4 periods

€305,816

2022-12-31

€359,414

2023-12-31

€281,928

2024-12-31

€354,116

2025-12-31

Operating profit (loss) trend4 periods

€65,452

2022-12-31

-€92,152

2023-12-31

€209,766

2024-12-31

€208,314

2025-12-31

Profit (loss) for the financial year trend4 periods

€1,653,633

2022-12-31

€722,110

2023-12-31

€859,653

2024-12-31

€1,237,175

2025-12-31

Assets trend4 periods

€9,816,953

2022-12-31

€9,866,612

2023-12-31

€9,624,681

2024-12-31

€9,355,384

2025-12-31

Financial ratios

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

Equity ratioGood

100/100 · Improving

99.5 %2024-12-31: 96.6 %

Current ratioNot assessable

0/100 · Trend unavailable

Not available2024-12-31: Ei saatavilla

Operating profit marginGood

100/100 · Declining

30.9 %2024-12-31: 31.1 %

Ratio history

Ratio	2022-12-31	2023-12-31	2024-12-31	2025-12-31
Equity ratio	97.4 %	96.8 %	96.6 %	99.5 %
Current ratio	-	-	-	-
Operating profit margin	4.4 %	-6.0 %	31.1 %	30.9 %

Registry status and identifiers

Current registry information and identifiers based on YTJ data.

YTJ statusValid

Trade RegisterRegistered

Business ID2856441-4

VAT IDFI28564414

EU IDFIFPRO.2856441-4

MunicipalityHuittinen

Current registered entries

2017-10-30Registered in Tax Administration (Tax Administration)

2017-10-30Registered in Patent and Registration Office (Trade Register)

2017-12-01Registered in Tax Administration (Employer Register)

2017-12-01VAT-liable for business activity in Tax Administration (VAT Register)

2017-12-01Registered in Tax Administration (Prepayment Register)

Responsible people

Public role relationships materialized from source observations.

Direct contact details available for logged-in users.

Marttala Juha MatiasToimitusjohtajaSources: 5 · Confidence: 78%

Hievanen Arto JuhaniPuheenjohtajaSources: 4 · Confidence: 78%

Kemppainen Kalle AnteroVarsinainen jäsenSources: 3 · Confidence: 78%

Marttala Juha MatiasVarsinainen jäsenSources: 2 · Confidence: 78%

Salonen Miikka JuhaniTilintarkastajaSources: 2 · Confidence: 78%

Kalle KemppainenLiiketoimintajohtajaSources: 1 · Confidence: 76%

Arto HievanenKiinteistökehityspäällikköSources: 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

Automatic gradeNot a credit decision

A3

GoodMediset Oy

Grade unchangedA3 · new analysis 2026-10-17

Model score76/100

Assessment confidenceMedium

Evidence qualityUsable financial evidenceFinancial data included

Financial trajectoryFinancial development is mostly stable or mixed.

4 comparable periods

RevenueVolatile

ProfitabilityImproving

SolvencyStable

LiquidityNot enough history

Peer comparisonSame industry, size and age groupDescriptive comparison – does not change the model score.

64 peers

Solvency100%

Better than 100% of peers

Profitability97%

Better than 97% of peers

Revenue growth80%

Better than 80% of peers

Supporting factors

Strong equity ratio
Strong operating profitability
Active registered status

Risk factors to note

Elevated industry distress context

Rating historyAutomatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.

2 assessments

A3

2026-10-1776/100 · v0.15

A3 → A3 · -1 points

Evidence quality: Strong financial evidence → Usable financial evidence.

A3

2026-10-0477/100 · v0.14

Oldest retained automatic assessment in this comparison

Automatic model gradeA3

Automatic model snapshot2026-10-17

Automatic model versionopen-risk-grade-v0.15

Financial data included

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

Verify assessment

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 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

68/100

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.

Risk grade updatedRisk gradeEvidence verified

4 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.

Sisäpiiritieto: Summa Defence Oyj myy IntLog Oy:n toimivalle johdolleNews

18 Sept 2026 · Cision FinlandSumma Defence Oyj Yhtiötiedote, sisäpiiritieto 18.9.2026 kello 17:15 Summa Defence Oyj:n kokonaan omistama tytäryhtiö Summa Holding Oy on tänään allekirjoittanut kauppakirjan, jolla se myy IntLog Oy:n koko osakekannan Jukka Pietilälle, Emilia Koivistolle, Mediset Oy:lle ja Kaarirakenne Group Oy:lle (yhdessä ”Ostajat”). Kyseessä on IntLogin toimivan johdon toteuttama yritysosto. Kauppa toteutettiin kauppakirjan allekirjoittamisen yhteydessä. Kauppa on osa Summa Defence Oyj:n 15.5.2026 julkistamaa strategista arviointia. Järjestely selkeyttää konsernirakennetta, vähentääOpen original source

Registry timeline

Trade register notifications shown on a timeline.

14 register eventsLatest event: 2025-06-14

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

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