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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,877 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsSt. GallenThomas Kai Keller Architekten GmbH
Thomas Kai Keller Architekten GmbH Logo
Verified· 3 sources

Thomas Kai Keller Architekten GmbH

Summary

About the company

The company's core activity is the planning and realization of architectural projects, including urban planning, monument preservation and infrastructure. The company offers services such as feasibility studies, construction projects, conversions, new buildings, renovations and test planning, and works in various areas such as residential buildings, schools, museums, hotels and public buildings.

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Products & services

Industry:Architecture Firms
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4
Architecture
Architecture for public, institutional and private construction projects; new and conversion works, renovations, preliminary and construction projects, as well as realisation.
Urban planning
Urban-planning studies, trial layouts, master plans and site-planning guidelines for sites, neighbourhoods and centres.
Monument conservation
Monument conservation projects, renovations and conversions of existing and historic buildings, including strengthening measures and structural maintenance.
Infrastructure
Infrastructure projects such as district heating plants, footbridges, platform canopies and other structures in public spaces.
Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle41
★TrustpilotSoon
PProvenExpertSoon

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Location

Geltenwilenstrasse 2
9000 St. Gallen
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:30
Tue
08:00 - 12:00, 13:30 - 17:30
Wed
08:00 - 12:00, 13:30 - 17:30
Thu
08:00 - 12:00, 13:30 - 17:30
Fri
08:00 - 12:00, 13:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-111.647.436
Founded
2004 · 22 years
Last commercial register change
January 8, 2025
Employees
11 to 20

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