General Contractors in
St. Gallen

47 companies in General Contractors based in St. Gallen — name and year of registration from the commercial register. The list below shows them all.

Companies

All 47 companies in St. Gallen

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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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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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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BAB Architekten AG

Since 1998

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Proma Immobilien AG

Since 2005

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Goldbeck Rhomberg AG

Since 2006

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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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ALBAN GEORGY Generalbauunternehmung

Since 1999

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Graf Generalunternehmung/Totalunternehmung

Since 2002

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Widmer Architekten AG

Since 2005

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Zumax AG

Since 2008

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Building and Behaviour GmbH

Since 2011

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afg baumanagement ag

Since 2018

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besser.leben immo ag

Since 2020

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Suhner Holzbautechnik GmbH

Since 2022

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BHB Hausplan GmbH

Since 2024

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Blios Trockenbau

Since 2025

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Show 35 more companies

General Contractors in St. Gallen

47General ContractorsCommercial register (Zefix) · as of August 25, 2026

2012Median year of registrationCommercial register (Zefix) · as of August 25, 2026

262in the Canton of St. GallenCommercial register (Zefix) · as of August 25, 2026

5,980in SwitzerlandCommercial register (Zefix) · as of August 25, 2026

Locations

General Contractors in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 25, 2026

Largest places

Buchs SG19 Wil SG18 Widnau10 Jona8 Rapperswil SG7 Mels6 Gossau SG6 Flawil6 Zuzwil SG6 Eschenbach SG6

Place axis

Other industries in St. Gallen

All companies in St. Gallen

Management Consulting269 Restaurants242 Property Management202 IT Consulting & Services190 Advertising Agencies163 Software Development162 Fiduciary Offices154 Real Estate Project Development149 Holding Companies142 Architecture Firms125 Coaching & Personal Development107 Hair Salons103 Real Estate Brokerage103 Technical Consulting & Engineering102 Facility Management & Cleaning98 Textile & Clothing Industry73 Auto Repair Shops73 Retail - Textiles & Clothing71 NGOs & NPOs70 Recruitment & HR Consulting69 Online Shops69 Painting & Plastering67 Beauty Salons61 Continuing Education Institutes60 Trade Fair & Event Organizers58 Automotive & Vehicle Trade57 Electrical Planning & Installation55 Plumbing & Building Services52 Housing Cooperatives48 Other Service Industries47 Sports & Recreation Instruction44 Cultural & Educational Organizations43 Physiotherapy43 Retail - General Specialty Trade43 Clubs, Bars & Event Venues43 Retail - Food & Luxury Items42 Interior Construction41 Flooring & Tiling40 Construction & Project Management38 Food Processing37 Logistics & Transport Companies37 Photography34 Financial Services34 Web Portals & Platform Companies34 Pension Funds33 Psychiatry & Psychotherapy33 Law Firms & Notary Offices31 Building Maintenance30

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General Contractors inSt. Gallen

All 47 companies in St. Gallen

General Contractors in the region

General Contractors in other places

Other industries in St. Gallen

General Contractors in
St. Gallen