Published company profile

Keiko Ark Studio oy

Keiko Ark Studio oy is a Finnish architecture firm based in Helsinki that continues the legacy of Arkkitehtitoimisto Koskinen Schalin Oy, founded in 1988, under a new name following a generational transition. The firm specializes in residential and special housing design, historical building restoration, and supplementary construction. They serve both private clients and larger projects, offering services from concept design through building permits and construction planning.

Website: https://www.keikoark.fiHeadquarters: 00500, FinlandTeam: 1-10Founded: 1979Model: ServicesStage: EstablishedBusiness ID: 0275953-9

Updated 23 days ago

Architecture & DesignResidential ArchitectureHistoric Preservation & RestorationSpecial Housing DesignSupplementary ConstructionBuilding History Research

01 — Financials

Financial overview

Revenue

€12,400,000

Operating profit

€1,850,000

Net profit

€1,240,000

Profit margin

10.0%

Financial data not yet available

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02 — Signals & news

Recent activity

Data updates

People verifiedMar 23, 2026

Financials updatedMar 26, 2026

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03 — Get in touch

Reach Keiko Ark Studio oy

keikoark.fi

00500, Finland

kristiina.clarke@keikoark.fi

Key people

Kristiina Tervaskanto-Clarke

Architect SAFA

Tuija Peltonen

Building Architect RIA

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