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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,877 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsCourtételleBureau d'étude Jean Chatelain S.à r.l.
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Bureau d'étude Jean Chatelain S.à r.l.

Summary

About the company

Bureau d'étude Jean Chatelain S.à r.l. is a planning and architectural practice that develops architectural concepts, renovation works and new-build projects. The practice provides consulting, project management and designs for energy-efficient buildings (Minergie, CEL‑EN=0) and seeks to involve stakeholders throughout the project process.

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Offering

Products & services

Industry:Architecture Firms
✓ Offered5
Architecture
Architectural concepts, renovation, conversion and building extensions; comprehensive services from design through to handover of the building, with management of warranties.
Land-use planning
Land-use planning and regional planning, with a combined architecture–territory approach to handle projects and involve stakeholders.
Building renovations and transformations
Renovations, conversions and repurposing of existing buildings; grand residences, shops, public facilities, housing and heritage buildings.
Minergie construction and projects
New builds and Minergie-certified renovations, with energy optimisation, comfort and compliance with performance standards.
Comprehensive construction services
Tailored advice, project coordination, monitoring of economic and ecological aspects, compliance with deadlines, handover of the building and management of warranties.
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Location

Rue Saint-Randoald 8
2852 Courtételle
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
07:30 - 12:00, 13:30 - 17:00
Sun
07:30 - 12:00, 13:30 - 17:00

At a glance

Legal form
Limited Liability Company
UID
CHE-105.120.445
Founded
1999 · 27 years
Last commercial register change
August 31, 2016
Employees
1 to 10

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