Plumbing & Building Services in
Au SG
12 companies in Plumbing & Building Services based in Au SG — name and year of registration from the commercial register. The list below shows them all.
Companies
All 12 companies in Au SG
Heeb AG Heizungsservice
Since 1979
Heating consulting, installation, service and repairSolar thermal and photovoltaicsSanitary installations
View profile4.6(19)
HWT Haus- und Wassertechnik AG
Since 1987
Sanitary installationsBathroom conversionsHeating
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Intemann AG
Since 1988
Sanitary installationsVentilation technologyBathroom planning
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INHAUS AG
Since 2001
Bathroom solutionsConsultation
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ETA Installationstechnik GmbH
Since 2014
Sanitary installationsHeating installationsVentilation installations
View profile5(2)
GWT Gebäude- und Wassertechnik GmbH
Since 2015
Sanitary engineeringHeating systemsConsulting
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BNL Haustechnik GmbH
Since 2019
PlumbingHeatingPipeline construction
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LAMBDA Schweiz GmbH
Since 2021
Air/Water Heat Pumps (LAMBDA EUREKA)Service Contract for Heat PumpsTechnical Documents and Commissioning Documents
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MBM Sanitärtechnik Swiss GmbH
Since 2021
Sanitary productsSanitary technology for installers
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sanitärplan.ch GmbH
Since 2019
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Peter Huggler GmbH
Since 2026
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ZGZekic Gebäudetechnik
Since 2020
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Plumbing & Building Services in Au SG
12Plumbing & Building ServicesCommercial register (Zefix) · as of August 26, 2026
2019Median year of registrationCommercial register (Zefix) · as of August 26, 2026
419in the Canton of St. GallenCommercial register (Zefix) · as of August 26, 2026
6,597in SwitzerlandCommercial register (Zefix) · as of August 26, 2026
Locations
Plumbing & Building Services in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of August 26, 2026
Industry axis
Plumbing & Building Services across SwitzerlandPlumbing & Building Services in other places
By canton
Canton of Zurich870Canton of Bern671Canton of Vaud658Canton of Aargau479Canton of Geneva431Canton of St. Gallen419Canton of Ticino397Canton of Valais357Canton of Lucerne290Canton of Fribourg288Canton of Basel-Country252Canton of Thurgau228Canton of Grisons202Canton of Solothurn196Canton of Zug138Canton of Neuchâtel132Canton of Schwyz128Canton of Jura80Canton of Schaffhausen65Canton of Appenzell Outer Rhodes48Canton of Nidwalden40Canton of Glarus36Canton of Obwalden26Canton of Uri18Canton of Appenzell Inner Rhodes13
Place axis
All companies in Au SGOther industries in Au SG
Automotive & Vehicle Trade12Auto Repair Shops11IT Consulting & Services10Management Consulting9Facility Management & Cleaning9Interior Construction8Beauty Salons8Holding Companies8Real Estate Project Development8Restaurants8Technical Consulting & Engineering7Painting & Plastering7Mechanical Engineering Industry7Repair of Machinery & Electronic Devices6Specialized Construction Installations6Advertising Agencies6Real Estate Brokerage6Retail - General Specialty Trade6Wholesale - Machinery & Technical Equipment6Wellness & SPA Facilities5Food Processing5Online Shops5