Architecture Firms in the
Canton of St. Gallen

498 companies in Architecture Firms based in the Canton of St. Gallen — name and year of registration from the commercial register.

Companies

50 of 498 companies

CRISTUZZI Immobilien-Treuhand AG

Since 1983

Real estate salesProperty managementFirst letting

View profile3.2(9)

Stephanie Signorell Interior Design

Since 2023

Interior DesignInterior designInterior fittings

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Kobelt AG

Since 1964

Single-family homeSemi-detached houseMulti-family building

View profile4.5(17)

Ehle Wirth Architekten AG

Since 1969

Architectural services

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Zili AG

Since 1975

Overall planning and home constructionConversion, renovation and extensionRenovation for property management

View profile5(13)

JAEGER ARCHITEKTUR AG

Since 1975

Architectural designInterior fit-outHeritage conservation and restoration of historic buildings

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Alte Textilfabrik Stoffel AG

Since 1975

Condominium apartmentsRental apartmentsCommercial space

View profile4.6(25)

Filipaj Architektur AG

Since 1976

Architectural planningConstruction executionRental apartments

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Ammann & Koller AG

Since 1976

Architectural planningConsulting servicesBuilding permit submission

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Huber & Partner Wattwil AG

Since 1977

Engineering services for buildingsEnvironmental planning and environmental managementEngineering services in the water sector

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arch Müller Architektur und Bauleitungen AG

Since 1980

Architectural planningConstruction management

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RLC Architekten AG Rheineck

Since 1981

ArchitectureDigital ConstructionProject Management

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BHP Buschor + Heeb + Partner Architekten AG

Since 1981

Architectural services

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Domes AG Walenstadt

Since 1983

Real estate development company

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Urs Zangerl AG

Since 1984

Client advisory – Client representationConstruction management

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Frei & Gmünder AG

Since 1984

Architectural servicesCompetition processing

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Forrer Stieger Architekten AG

Since 1984

Architectural planningRenovations and conversionsCompetition planning

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Schlegel + Hofer, Dipl. Architekten AG

Since 1985

Architectural servicesFeasibility studies and preliminary project studiesClient-side project support

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Märk Architektur AG

Since 1985

Architectural planningClient support during constructionVisualisations

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Pedrett AG

Since 1986

Architecture and general planningProperty analysis and land acquisitionFeasibility studies and use models

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BGW Peter Wittenwiler AG

Since 1987

Architecture

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Hutter Architektur u. Bauleitung AG

Since 1987

ArchitectureConstruction management

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Schällibaum Bau- und Projektmanagement AG

Since 1987

Civil engineeringArchitectureGeomatics

View profile4.3(9)

Atelier Drü Architektur + Bauleitungen AG

Since 1989

ArchitectureConstruction supervisionBuilding planning

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Spirig Partner AG

Since 1989

Architectural planningConstruction managementLandscape architecture

View profile4.8(4)

Wäspe + Partner AG

Since 1989

Architectural servicesNew-build projectsReal estate sales

View profile4.3(17)

Gemperli Architektur AG

Since 1989

Architectural planningRenovation and conversionNew-build projects

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ZÖLLIG & EGGENBERGER AG

Since 1990

ArchitectureProject planningConstruction documentation

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Architekturbüro Donat Roth & Partner

Since 1991

CAD services in architecture

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Trunz Wirth AG

Since 1991

ArchitectureConstruction managementSchool space planning and school construction

View profile5(5)

Kuster + Hager Architektur AG

Since 1991

Architectural planning and executionSite management and construction managementDevelopment and design plans

View profile5(1)

Bollhalder Walser Architektur AG

Since 1991

Architectural services

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2SD Architekten AG

Since 1991

ArchitectureConstruction managementClient representation

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Jörg + Kuster AG

Since 1992

ArchitectureClient advisory services for building ownersMINERGIE® planning and realisation

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Architekten Zogg & Freuler, Inhaber Heinz Zogg

Since 1992

Single-family homesMulti-family buildingsConversions and renovations

View profile5(9)

Herbert Oberholzer Architekt BSA/SIA AG

Since 1992

Architecture and construction planningCompetition planning and project developmentPlanning of residential buildings

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SUTTER.SCHUBERT.ARCHITEKTEN AG

Since 1992

Energy-efficient refurbishmentConstruction and renovationProperty valuations and sales

View profile5(1)

P & S Frischknecht

Since 1992

Interior Design

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Bänziger Lutze Architektur AG

Since 1993

Architectural planningFeasibility studies and potential analysesProject design and permitting procedures

View profile4.8(5)

Architekturbüro Urs Fischer Dipl. Architekt ETH/SIA

Since 1993

Architectural designFeasibility studiesPreliminary design and building submission

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IPK-Architektur AG

Since 1993

Architectural projectsSale and rental of properties

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Gebr. Schöb AG

Since 1993

ArchitectureElement constructionJoinery

View profile4.1(11)

Asa Arbeitsgruppe für Siedlungsplanung und Architektur AG

Since 1994

ArchitectureSpatial planningTransport planning

View profile4.5(2)

Architekturbüro Martin Widmer Dipl. Arch. ETH

Since 1994

Architectural servicesProject developmentCompetition planning

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Planen Bauen Stefano Ghisleni Architekt sia / reg B

Since 1994

Overall planningClient advisory and representation

View profile3.8(4)

Thomas Hinder AG, Atelier für Architektur

Since 1995

AdvisoryPlanningConstruction management / general contracting

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BGS Architekten GmbH

Since 1995

ArchitectureConstruction ManagementGeneral Planning

View profile3.9(11)

Bandel AG

Since 1995

Architectural planningSite management and cost managementClient representation and general contracting

View profile5(1)

Roos Architekten AG

Since 1995

Architecture for single-family housesArchitecture for multi-family housesRenovation of multi-family houses

View profile5(1)

Michael Niedermann GmbH

Since 1995

Architectural projectsRental

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Show 38 more companies

Architecture Firms in the Canton of St. Gallen

498Architecture FirmsCommercial register (Zefix) · as of August 26, 2026

2011Median year of registrationCommercial register (Zefix) · as of August 26, 2026

498in the Canton of St. GallenCommercial register (Zefix) · as of August 26, 2026

10,061in SwitzerlandCommercial register (Zefix) · as of August 26, 2026

Locations

Architecture Firms in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 26, 2026

Largest places

St. Gallen126 Wil SG28 Rapperswil SG24 Altstätten SG19 Widnau18 Bad Ragaz13 Jona13 Buchs SG11 Uznach11 Diepoldsau9

Place axis

Other industries in the Canton of St. Gallen

All companies in the Canton of St. Gallen

Restaurants1,120 Property Management1,024 Management Consulting966 Real Estate Project Development785 IT Consulting & Services780 Auto Repair Shops726 Fiduciary Offices701 Holding Companies672 Technical Consulting & Engineering628 Software Development568 Advertising Agencies555 Automotive & Vehicle Trade518 Facility Management & Cleaning480 Real Estate Brokerage473 Online Shops450 Painting & Plastering444 Interior Construction436 Mechanical Engineering Industry433 Coaching & Personal Development432 Hair Salons430 Plumbing & Building Services419 Food Processing417 Electrical Planning & Installation354 Logistics & Transport Companies352 Timber Construction & Carpentry330 Metal Construction324 Horticulture & Landscaping321 Flooring & Tiling308 Textile & Clothing Industry294 Beauty Salons279 Retail - Textiles & Clothing269 General Contractors262 Repair of Machinery & Electronic Devices257 Joinery254 Building Maintenance247 Building Construction245 Recruitment & HR Consulting234 Solar & Photovoltaics229 Retail - Food & Luxury Items228 Other Service Industries227 Continuing Education Institutes226 Civil Engineering225 Retail - General Specialty Trade217 Sports & Recreation Instruction214 NGOs & NPOs213 Wholesale - Machinery & Technical Equipment212 Retail - Bicycles & Sports Equipment207 Electrical Industry197

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Architecture Firms in theCanton of St. Gallen

50 of 498 companies

Architecture Firms in the region

Architecture Firms in other places

Other industries in the Canton of St. Gallen

Architecture Firms in the
Canton of St. Gallen