Owner's Representative in the
Canton of St. Gallen

127 companies in Owner's Representative based in the Canton of St. Gallen — name and year of registration from the commercial register.

Companies

50 of 127 companies

Prefera Immobilien AG

Since 2002

SaleProperty valuationProperty management

View profile4.5(132)

Litscher GmbH

Since 2019

Mould diagnosis and mould reportsMould fungus removalLeak detection and airtightness testing

View profile5(5)

Impuls Plus GmbH

Since 2025

Building services planningBIM & Digital BuildingBIM Coordination & Management

View profile5(12)

Bruderer Immo AG

Since 1969

Property management & administrationSale of propertiesClient advisory / client representation

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Johann Loher AG, Montlingen

Since 1973

Building constructionCivil engineeringMasonry work for clients, repairs and renovations

View profile5(4)

Keller & Steiner AG

Since 1982

Construction gantriesConstruction surveying / engineering surveyingClient support / evidence preservation

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Urs Zangerl AG

Since 1984

Client advisory – Client representationConstruction management

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HS Baucon AG

Since 1991

Client representationReal estate project development

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2SD Architekten AG

Since 1991

ArchitectureConstruction managementClient representation

View profile5(3)

Gebr. Kilchmann AG

Since 1994

General contractor and total contractor

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Filippi und Partner Architektur- und Bauleitungs-AG

Since 1998

Architecture and construction management servicesClient representationGeneral planner and general contractor mandates

View profile5(1)

bauer Baumanagement AG

Since 2000

Client representationConstruction managementProject management

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Hutter & Partner GmbH

Since 2001

Architectural and general contractor services

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Archplan AG

Since 2001

Architectural planningCompetitions and studies

View profile4.8(5)

Hug Baumanagement GmbH

Since 2002

Construction site supervisionRenovations and conversionsClient advisory services

View profile3(2)

Mettler Entwickler AG

Since 2003

Project developmentFinancingRealisation

View profile4.4(18)

Hitz AG Bauherrenkompetenz

Since 2005

Client advisory & client representationDevelopment and strategyReal estate economics

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arcon ag, rapperswil

Since 2005

Client Representation

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Dafema AG

Since 2005

Property managementReal estate trustee servicesRenovation and refurbishment

View profile3.6(45)

iP baumanagement gmbh

Since 2006

Construction managementSite supervisionPlanning and advisory services

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Goldbeck Rhomberg AG

Since 2006

Turnkey Industrial HallsOffice BuildingsParking Garages

View profile5(4)

Schönenberger Architektur Immobilien GmbH

Since 2006

Architecture, planning and construction managementClient consulting and client representationReal estate valuation and appraisals

View profile4.2(6)

Birinci Projekt & Baumanagement GmbH

Since 2007

Technical insulationFire protection insulationSheet-metal works & cladding

View profile4.6(11)

Gateway Media Archinovo Neff

Since 2007

Construction managementArchitecture and project studiesClient representation

View profile4(4)

TUOR Baumanagement AG

Since 2008

ArchitectureGeneral planningInterior design and fit-outs

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hbq bauberatung GmbH

Since 2008

Client representationConstruction and purchase contractsPlan review

View profile4.6(16)

Gruner AG

Since 2008

Municipal engineeringMunicipal consulting / expert assessmentsUrban water engineering

View profile4.1(7)

Gruner AG

Since 2008

Infrastructure construction

View profile4.1(7)

NEGELE Projekt und Baumanagement

Since 2008

Project developmentProject and construction managementClient representation

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Wälchli Baumanagement GmbH

Since 2009

Construction consulting and construction managementTraining and continuing education in constructionExpert assessments and damage evaluations

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Gantenbein + Partner AG

Since 2011

Construction ManagementConstruction Site ManagementProject Management and Development

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Huser Immobilien AG

Since 2011

Sale / BrokerageProperty managementValuations / Appraisals

View profile5(3)

osterwalder immobilien ag

Since 2011

Property management and administration of real estateReal estate brokerage and salesConstruction trustee services, advisory and representation

View profile4.5(11)

HARDER Baumanagement GmbH

Since 2013

Project and construction managementBKP cost estimate and planningClient representation and advisory

View profile4(2)

ai bau-projekt-management gmbh

Since 2013

Building planningProject managementConstruction site management

View profile4.3(3)

Hubmann Baumanagement GmbH

Since 2013

Client advisory and client representationProject management and site supervision

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HBD Consulting GmbH

Since 2014

Client advisoryConstruction project supportIndependent construction expertise

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bauer Projektmanagement AG

Since 2014

Construction project managementOwner representation / owner trusteeshipConstruction management

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Urs Oertig Bauplanung GmbH

Since 2014

Building design & project planningConstruction managementConstruction consulting

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Wick Projektentwicklung AG

Since 2014

Project developmentClient representation / project managementClient and real estate advisory

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Agosti Bauen Baulösungen GmbH

Since 2014

Construction servicesOwner representationSite management

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Graf Projekt GmbH

Since 2014

Client representationSite supervisionPlanning

View profile5(1)

Friedlein AG

Since 2014

Real estate developmentClient representationReal estate investments

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Architekturbüro Walder GmbH

Since 2015

Architectural servicesConstruction management

View profile5(1)

Konzett AG

Since 2015

Building ConstructionCivil EngineeringRoad Construction

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Axalo Immobilien AG

Since 2015

Real estateGeneral and total contracting (CH)

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Swiss Baumanagement AG

Since 2015

Client representationClient consultingConstruction management

View profile4.3(7)

Gantenbein + Partner AG

Since 2016

Client AdvisoryConstruction SupervisionConstruction Management

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Fabio Frei AG

Since 2016

Architecture & Building PlanningSite Management & Project ManagementAdvisory & Support

View profile5(1)

Carnier Gstöhl GmbH

Since 2016

ArchitectureConstruction consulting

View profile5(3)

Owner's Representative in the Canton of St. Gallen

127Owner's RepresentativeCommercial register (Zefix) · as of September 25, 2026

2015Median year of registrationCommercial register (Zefix) · as of September 25, 2026

127in the Canton of St. GallenCommercial register (Zefix) · as of September 25, 2026

1,376in SwitzerlandCommercial register (Zefix) · as of September 25, 2026

Locations

Owner's Representative in the region

Point size by number of companies per place.

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

Largest places

St. Gallen26 Wil SG9 Widnau7 Jona6

Place axis

Other industries in the Canton of St. Gallen

All companies in the Canton of St. Gallen

Property Management2,418 Holding Companies2,058 Management Consulting1,737 Restaurants1,585 Real Estate Project Development1,459 IT Consulting & Services1,275 Real Estate Brokerage1,057 Technical Consulting & Engineering984 Fiduciary Offices984 Auto Repair Shops873 Software Development856 Advertising Agencies824 Automotive & Vehicle Trade785 Coaching & Personal Development741 Facility Management & Cleaning708 Online Shops702 Wholesale - General Specialty Trade677 Architecture Firms664 Painting & Plastering585 Construction & Project Management574 Building Maintenance559 General Contractors543 Mechanical Engineering Industry541 Plumbing & Building Services529 Interior Construction526 Food Processing526 Hair Salons509 Other Service Industries498 Trade Fair & Event Organizers489 Logistics & Transport Companies480 Electrical Planning & Installation438 Timber Construction & Carpentry437 Metal Construction403 Horticulture & Landscaping402 Wholesale - Machinery & Technical Equipment399 Beauty Salons391 Flooring & Tiling388 Retail - Food & Luxury Items386 Building Construction384 Catering373 Retail - General Specialty Trade365 Repair of Machinery & Electronic Devices358 Textile & Clothing Industry351 Continuing Education Institutes348 Retail - Textiles & Clothing344 Recruitment & HR Consulting328 Joinery327 NGOs & NPOs318

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Owner's Representative in theCanton of St. Gallen

50 of 127 companies

Owner's Representative in the region

Owner's Representative in other places

Other industries in the Canton of St. Gallen

Owner's Representative in the
Canton of St. Gallen