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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsBaselARCH 4 AG
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ARCH 4 AG

Summary

About the company

The core activity of Arch4 is the provision of architectural services, including project development, consulting and design, for residential, commercial and public projects.

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Offering

Products & services

Industry:General Contractors
✓ Offered4
Architectural consulting
Architectural consulting and project development for Europe, France and the USA, with concepts, design development and detailed planning as well as project management.
Residential building planning
Planning of private homes, penthouses and conversions; includes architectural concepts, detailed planning and implementation projects for residential buildings.
Commercial building planning
Planning of boutiques, shopping centres and offices; includes architectural concepts and project implementations for commercial spaces.
Planning of public buildings
Planning of social and public projects, including media and press centres, sports facilities, staircases and urban planning projects.
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Location

St. Johanns-Vorstadt 15
4056 Basel

At a glance

Legal form
Corporation
UID
CHE-100.984.119
Founded
2000 · 26 years
Last commercial register change
August 12, 2025
Employees
21 to 50

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