General Contractors in the
Canton of Solothurn

213 companies in General Contractors based in the Canton of Solothurn — name and year of registration from the commercial register.

Companies

50 of 213 companies

Baumberger Bau AG

Since 1973

Planning and architectureTimber construction and interior fit-outCarpentry

View profile5(2)

Peter Studer Holzbau AG

Since 1975

Timber constructionPlanningConsulting

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W. Thommen AG

Since 1976

General contracting and total contractingClient representationsBoard mandates

View profile4.6(7)

Erne Bau AG

Since 1983

General contractor ERNEplusBuilding constructionCivil engineering

View profile4.4(31)

BFS Bauingenieure AG

Since 1989

Civil engineeringStructural building engineering

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Fluri Gisler Immo AG

Since 1992

Architectural planningConstruction managementProperty valuations

View profile5(1)

WD comtec AG

Since 1992

FTTH RolloutHFC NetworksISP Customer Service

View profile4.1(8)

S+B Baumanagement AG

Since 1996

AdvisoryProject developmentGeneral planning

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Erard AG Architektur Baumanagement

Since 1997

ArchitectureConstruction managementBuilding appraisal

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baderpartner ag planen bauen nutzen

Since 1998

ArchitectureBuilding Renewal & RefurbishmentGeneral Planner

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BauAllianz AG

Since 2000

Business managementSuccession solutionProject development

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Vrecani Impuls AG

Since 2001

Property managementRentalPlot fencing

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Lütolf, Waldschmidt + Partner GmbH

Since 2002

Architectural planningConstruction site supervisionCost control and construction administration

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Hediger & Partner AG

Since 2002

ArchitectureConversion + RenovationGeneral Planning

View profile5(1)

Priohaus AG

Since 2004

ArchitectureConstruction managementReal estate services

View profile4.2(6)

Scioscia Engineering GmbH

Since 2004

Project DevelopmentArchitectural ServicesCivil Engineering Services

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RUWA Generalbau AG

Since 2004

General planningTurnkey constructionArchitecture

View profile5(2)

Muntana AG

Since 2004

Total contractor

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Fluri AG, Planung und Generalbau

Since 2005

Architectural office and general constructionResidential developments

View profile5(11)

Altermatt Hausbau AG

Since 2006

Standard house designsNew builds according to individual wishesRemodelling of existing properties

View profile4.9(7)

Generalum GmbH

Since 2007

General contracting for conversions and new buildsRenovationsRemediations

View profile4.3(3)

BROTSCHI Hausbau GmbH

Since 2008

Architecture & custom home planningNew build of single- and multi-family homesRenovations, extensions & storey additions

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c2m architekten GmbH

Since 2009

Architecture and planningGeneral planningProject steering

View profile4.4(7)

KreuzWerk AG

Since 2010

Architectural DesignSale of Condominiums

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Bau & Form AG

Since 2011

Residential New ConstructionConversions, Extensions and RenovationsProject Development and Planning

View profile5(4)

BA&P ImmoVision GmbH

Since 2011

Real Estate Project Development

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Hayoz Architektur GmbH

Since 2012

Architectural planningGeneral contractingProperty management

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Bau Factory GmbH

Since 2013

Project and construction managementProject managementConstruction site supervision

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ruum gmbh

Since 2013

Architectural planningProject organisation for building constructionArchitectural services on commission

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solHaus AG

Since 2013

Total contractor | General contractorArchitecture + site managementConversions + refurbishments

View profile4.8(39)

mbbauleitung gmbh

Since 2013

Project and construction managementGeneral contractor and total contractorReal estate development

View profile4.7(3)

Haller Architekten GmbH

Since 2014

ArchitectureConstruction Management

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S+B Baumanagement Holding AG

Since 2014

Advisory servicesProject developmentGeneral planning

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rba architekten gmbh eth sia

Since 2014

Architectural planningConversion and renovationNew-build planning

View profile4.2(6)

Matic GmbH

Since 2014

General contractor

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Nova Wohnbau GmbH

Since 2016

Planning and developmentSite supervisionRenovations

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jäggi architekten ag

Since 2016

Architecture servicesProperties for sale

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BauWerk 11 GmbH

Since 2016

Architecture, Planning and RealisationAdvisory and Needs AssessmentAdvice on Building Plots

View profile4.3(7)

Ossig Renovaplan AG

Since 2018

Renovations, conversions and new buildsFinancingArchitecture

View profile5(3)

Bujari Baumanagement GmbH

Since 2019

Construction managementBuilding and civil engineeringRenovation

View profile4.7(6)

Alpha Plan Bau GmbH

Since 2020

New constructionConversion & renovationBuilding damage remediation

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Zplus Architektur & Bauleitung GmbH

Since 2021

Architecture and construction managementWindowsDoors

View profile4.8(21)

Kobi Architektur AG

Since 2021

Architectural Planning and Project DesignConstruction Management and ExecutionNew Build of Single- and Multi-Family Houses

View profile4.9(35)

Frey Architekten AG dipl. Arch. ETH/FH/SIA

Since 2021

Architectural servicesAdvisory servicesDesign and concept

View profile4.6(5)

insia AG

Since 2022

Construction managementGeneral and total contracting

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Universal Home GmbH

Since 2022

General contractorRenovationConversion

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Hotz Generalunternehmung AG

Since 2022

Construction managementRenovationsAlteration works

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BauInvest 11 GmbH

Since 2023

Architecture consulting and project developmentPlanning and realisation of construction projectsLand and site advisory

View profile4.3(7)

Reanova GmbH

Since 2023

Planning and ArchitectureBuilding Services EngineeringInterior and Exterior Construction

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Zgraggen Umbauten GmbH

Since 2023

AlterationsCustom masonry workPlastering work

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General Contractors in the Canton of Solothurn

213General ContractorsCommercial register (Zefix) · as of September 23, 2026

2020Median year of registrationCommercial register (Zefix) · as of September 23, 2026

213in the Canton of SolothurnCommercial 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

Olten23 Grenchen18 Solothurn13 Balsthal9 Feldbrunnen7 Härkingen6 Egerkingen6 Dornach6 Gerlafingen6 Biberist6

Place axis

Other industries in the Canton of Solothurn

All companies in the Canton of Solothurn

Property Management960 Holding Companies805 Restaurants645 Management Consulting628 IT Consulting & Services608 Real Estate Project Development529 Real Estate Brokerage509 Automotive & Vehicle Trade478 Auto Repair Shops451 Technical Consulting & Engineering372 Fiduciary Offices359 Facility Management & Cleaning332 Software Development325 Advertising Agencies313 Architecture Firms302 Coaching & Personal Development301 Logistics & Transport Companies292 Online Shops270 Painting & Plastering265 Horticulture & Landscaping254 Building Maintenance246 Other Service Industries243 Plumbing & Building Services240 Hair Salons226 Wholesale - General Specialty Trade225 Mechanical Engineering Industry223 Interior Construction222 Construction & Project Management202 Trade Fair & Event Organizers192 Flooring & Tiling188 Electrical Planning & Installation179 Catering179 Repair of Machinery & Electronic Devices175 Beauty Salons174 Building Construction160 Wholesale - Machinery & Technical Equipment158 Food Processing156 Metal Industry156 Metal Construction149 Retail - General Specialty Trade147 Retail - Textiles & Clothing147 Continuing Education Institutes145 Retail - Food & Luxury Items145 Recruitment & HR Consulting132 NGOs & NPOs127 Solar & Photovoltaics120 Joinery115 Cultural & Educational Organizations111

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General Contractors in theCanton of Solothurn

50 of 213 companies

General Contractors in the region

General Contractors in other places

Other industries in the Canton of Solothurn

General Contractors in the
Canton of Solothurn