General Contractors in
Altendorf
16 companies in General Contractors based in Altendorf — name and year of registration from the commercial register. The list below shows them all.
Companies
All 16 companies in Altendorf
Ramensperger AG
Since 1973
General contractor
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ZZ-Generalunternehmung AG
Since 2000
General contractorReference projects in residential and commercial constructionCurrent projects
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Knobel Generalunternehmung AG
Since 2007
General contractor and total contractor servicesBuilding projects and preliminary studiesConstruction management and customer support
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IMMO KISTLER AG
Since 2011
Real estate general contractingReal estate project developmentSales and rentals of apartments and commercial spaces
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March ImmoBau AG
Since 2016
Project developmentExecutionClient representation and client advisory
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ZZ-GU AG
Since 2017
General contractorCurrent projectsReferences
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Egelsee Generalunternehmung AG
Since 2023
General and Total ContractorProject Development and Construction ExecutionProject Sales
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K&Keller & Schwyter GmbH
Since 2003
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ICImmo Consult GmbH
Since 2008
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SBSIGMA Baumanagement AG
Since 2021
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DGDigal GmbH
Since 2022
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MGMASH GU GmbH
Since 2023
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General Contractors in Altendorf
16General ContractorsCommercial register (Zefix) · as of August 26, 2026
2021Median year of registrationCommercial register (Zefix) · as of August 26, 2026
182in the Canton of SchwyzCommercial register (Zefix) · as of August 26, 2026
5,980in SwitzerlandCommercial register (Zefix) · as of August 26, 2026
Locations
General Contractors in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of August 26, 2026
Industry axis
General Contractors across SwitzerlandGeneral Contractors in other places
By canton
Canton of Ticino664Canton of Zurich663Canton of Vaud642Canton of Geneva514Canton of Bern434Canton of Aargau348Canton of Fribourg331Canton of Valais307Canton of Lucerne279Canton of St. Gallen262Canton of Zug244Canton of Grisons205Canton of Schwyz182Canton of Thurgau157Canton of Basel-Country148Canton of Solothurn133Canton of Neuchâtel94Canton of Appenzell Outer Rhodes43Canton of Nidwalden42Canton of Schaffhausen38Canton of Jura35Canton of Glarus31Canton of Obwalden29Canton of Appenzell Inner Rhodes15Canton of Uri11
Place axis
All companies in AltendorfOther industries in Altendorf
Management Consulting57Property Management46Real Estate Project Development46Holding Companies37IT Consulting & Services35Software Development28Real Estate Brokerage25Fiduciary Offices21Technical Consulting & Engineering20Coaching & Personal Development16Mechanical Engineering Industry16Wholesale - Machinery & Technical Equipment14Restaurants14Auto Repair Shops13Automotive & Vehicle Trade13Logistics & Transport Companies13Trade Fair & Event Organizers12Financial Services11Advertising Agencies11Recruitment & HR Consulting9Research & Development9Architecture Firms9Textile & Clothing Industry9Electrical Planning & Installation8Sports & Recreation Instruction8Building Maintenance7Flooring & Tiling7Plumbing & Building Services7Specialized Construction Installations7Solar & Photovoltaics7Private Equity & Venture Capital7Electrical Industry7Online Shops7Wholesale - Textiles & Clothing7Administrative Services6Other Service Industries6Building Construction6Interior Construction6Specialized Construction Activities6Continuing Education Institutes6Facility Management & Cleaning6Fitness Centers6Repair of Machinery & Electronic Devices5Civil Engineering5Construction & Project Management5Timber Construction & Carpentry5Painting & Plastering5Hair Salons5