General Contractors in
St. Gallen

81 companies in General Contractors based in St. Gallen — name and year of registration from the commercial register.

Companies

50 of 81 companies

Filipaj Architektur AG

Since 1976

Architectural planningConstruction executionRental apartments

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Baukla AG

Since 1984

Project developmentTotal and general contractingConstruction management

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Graf AG General- / Totalunternehmung

Since 1984

Total construction contractorGeneral contractorLetting of rental apartments

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Morscher AG

Since 1989

Building constructionCivil engineeringConsulting

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K + K Fassaden AG

Since 1991

Ventilated Rainscreen Façade Construction

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BAB Architekten AG

Since 1998

Architecture and Construction Management ServicesInterior DesignResidential Building Projects

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Renowell AG

Since 1999

Conversion and renovationSingle-source construction services

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Forma Architekten AG

Since 1999

Feasibility studiesNew construction of multi-family homesAlterations to existing buildings

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Gähler Flühler Fankhauser Architekten AG

Since 2000

Architectural services and construction managementProject developmentUrban planning

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Markus Alder, Architekten GmbH

Since 2002

Architectural planningRenovation and renewalNew construction

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Rhomberg Bau AG

Since 2005

General and total contractorBuilding constructionCivil engineering

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Goldbeck Rhomberg AG

Since 2006

Turnkey Industrial HallsOffice BuildingsParking Garages

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Roth und Hautle Holzbau GmbH

Since 2006

Element construction for single- or multi-family housesRenovation and maintenance workCarpentry and joinery work

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Alpen Architekten AG

Since 2010

General contractingSite managementDetailed execution planning

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NIRMO AG

Since 2012

General contractingRenovation of older buildingsModernisation

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Schneider Architektur GmbH

Since 2012

Architecture and planning assignmentsConstruction managementDetailed design

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Senn Construction AG

Since 2013

DevelopmentDeliveryLand acquisition

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Jeannette Geissmann Architektur GmbH

Since 2015

Architectural services for new builds, conversions and renovationsCompetition planning and project developmentBuilding submissions and permit documentation

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Rosenblum Baumanagement AG

Since 2015

Project developmentProject managementConstruction management

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ReGall Generalunternehmen AG

Since 2016

General contracting

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Bata Immo GmbH

Since 2017

Property managementConstruction projects as general and total contractorPurchase and sale of properties

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besser.bauen ag

Since 2017

Comprehensive construction servicesArchitecture and detailed designConstruction management and project coordination

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METTLER PRADER AG, Zweigniederlassung St. Gallen

Since 2017

Building constructionCivil engineering & demolitionEngineering infrastructure works

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motivo immo ag

Since 2018

Construction managementReal estate valuations

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Halter AG, Zweigniederlassung St. Gallen

Since 2019

Design-build new constructionReal estate investmentLand acquisition and developments

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BPA Immo GmbH

Since 2019

Engineering construction services

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Philipp Koller Architektur GmbH

Since 2020

Architectural servicesConstruction consultancyAdvisory services for barrier-free construction

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AT-Baumanagement GmbH

Since 2020

Heat pumpsPhotovoltaic and solar systemsEnergy-efficient windows

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BAUWIWO AG

Since 2022

Construction & PlanningConversion & RenovationManagement & Property Management

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Hoti-S GmbH

Since 2022

Construction servicesFormwork work

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multistudio GmbH

Since 2023

ArchitectureInterior designProject development and implementation

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EVOX Bau GmbH

Since 2025

Demolition & refurbishmentBuilding servicesInterior fit-out

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Sulser Immo AG

Since 1968

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Proma Immobilien AG

Since 2005

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Finger Hutter Architekten gmbh

Since 2008

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Sinowa GmbH

Since 2014

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ADZ Immobilien & Bau AG

Since 2020

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Probauteam AG St. Gallen

Since 1969

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Wealth Immobilien AG

Since 1981

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ALBAN GEORGY Generalbauunternehmung

Since 1999

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Redway AG

Since 2001

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Graf Generalunternehmung/Totalunternehmung

Since 2002

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Widmer Architekten AG

Since 2005

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IMOBO GMBH IMMOBILIEN + GENERALUNTERNEHMUNG

Since 2007

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Zumax AG

Since 2008

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Building and Behaviour GmbH

Since 2011

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Lederbach AG

Since 2013

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Spatium Immobilien AG

Since 2013

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BHB Hausplan GmbH

Since 2016

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KOBAGO AG

Since 2018

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General Contractors in St. Gallen

81General ContractorsCommercial register (Zefix) · as of September 23, 2026

2018Median year of registrationCommercial register (Zefix) · as of September 23, 2026

543in the Canton of St. GallenCommercial register (Zefix) · as of September 23, 2026

9,178in SwitzerlandCommercial register (Zefix) · as of September 23, 2026

Locations

General Contractors in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 23, 2026

Largest places

Wil SG36 Buchs SG28 Widnau17 Altstätten SG15 Jona14 Rheineck13 Rorschach13 Rapperswil SG13 Flawil12 Zuzwil SG11

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General Contractors across Switzerland

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Place axis

Other industries in St. Gallen

All companies in St. Gallen

Holding Companies446 Management Consulting443 Property Management419 Restaurants353 IT Consulting & Services303 Real Estate Project Development272 Software Development248 Advertising Agencies223 Fiduciary Offices208 Real Estate Brokerage205 Coaching & Personal Development161 Architecture Firms158 Facility Management & Cleaning145 Technical Consulting & Engineering141 Trade Fair & Event Organizers126 Hair Salons116 Online Shops108 NGOs & NPOs105 Wholesale - General Specialty Trade105 Construction & Project Management93 Continuing Education Institutes92 Textile & Clothing Industry91 Retail - Textiles & Clothing91 Automotive & Vehicle Trade90 Beauty Salons89 Recruitment & HR Consulting86 Auto Repair Shops86 Other Service Industries85 Painting & Plastering80 Retail - Food & Luxury Items78 Web Portals & Platform Companies76 Catering76 Building Maintenance74 Financial Services73 Plumbing & Building Services68 Electrical Planning & Installation66 Cultural & Educational Organizations61 Retail - General Specialty Trade61 Clubs, Bars & Event Venues59 Logistics & Transport Companies59 Research & Development58 Administrative Services55 Flooring & Tiling52 Physiotherapy52 Housing Cooperatives52 Psychiatry & Psychotherapy51 Law Firms & Notary Offices50 Wholesale - Food & Luxury Items50

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General Contractors inSt. Gallen

50 of 81 companies

General Contractors in the region

General Contractors in other places

Other industries in St. Gallen

General Contractors in
St. Gallen