Specialized Construction Installations in
Widnau
6 companies in Specialized Construction Installations based in Widnau — name and year of registration from the commercial register. The list below shows them all.
Companies
All 6 companies in Widnau
Euroda GmbH
Since 2001
Smoke extractionDaylight technologyBuilding envelope
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topairsystems - topal
Since 2012
Ventilation system solutionsVentilation ducts and fittingsVentilation units
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GLASTECH Fire GmbH
Since 2008
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Helvetherm GmbH
Since 2013
View profile4.9(7)
RSRFM Swiss GmbH
Since 2012
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PEprimaklima E. Poletti
Since 2015
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Specialized Construction Installations in Widnau
6Specialized Construction InstallationsCommercial register (Zefix) · as of August 26, 2026
2012Median year of registrationCommercial register (Zefix) · as of August 26, 2026
183in the Canton of St. GallenCommercial register (Zefix) · as of August 26, 2026
2,896in SwitzerlandCommercial register (Zefix) · as of August 26, 2026
Locations
Specialized Construction Installations in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of August 26, 2026
Industry axis
Specialized Construction Installations across SwitzerlandSpecialized Construction Installations in other places
By canton
Canton of Zurich450Canton of Vaud311Canton of Bern268Canton of Aargau215Canton of Geneva196Canton of St. Gallen183Canton of Ticino164Canton of Lucerne144Canton of Valais131Canton of Fribourg129Canton of Basel-Country103Canton of Thurgau101Canton of Schwyz84Canton of Solothurn79Canton of Zug76Canton of Grisons53Canton of Neuchâtel43Canton of Appenzell Outer Rhodes24Canton of Schaffhausen21Canton of Jura20Canton of Glarus16Canton of Obwalden15Canton of Nidwalden12Canton of Uri6
Place axis
All companies in WidnauOther industries in Widnau
Property Management27Real Estate Project Development24Management Consulting21Holding Companies21Real Estate Brokerage20IT Consulting & Services19Architecture Firms18Automotive & Vehicle Trade16Metal Construction14Hair Salons14Mechanical Engineering Industry14Restaurants14Medical Technology Industry12Technical Consulting & Engineering11Painting & Plastering11Online Shops11Construction & Project Management10General Contractors10Beauty Salons10Software Development10Metal Industry9Advertising Agencies9Auto Repair Shops9Retail - Textiles & Clothing9Wholesale - Machinery & Technical Equipment9Interior Construction8Electrical Planning & Installation8Logistics & Transport Companies8Building Construction7Building Maintenance7Horticulture & Landscaping7Flooring & Tiling7Solar & Photovoltaics7Fiduciary Offices7Textile & Clothing Industry7Retail - Food & Luxury Items7Hotels7Coaching & Personal Development6Photography6Plumbing & Building Services6Wellness & SPA Facilities6Electrical Industry6General Goods Production6Packaging Industry6Facility Management & Cleaning6Retail - Health & Cosmetics6Recruitment & HR Consulting5Civil Engineering Firms5