Solar & Photovoltaics in
Diepoldsau

7 companies in Solar & Photovoltaics based in Diepoldsau — name and year of registration from the commercial register. The list below shows them all.

Companies

All 7 companies in Diepoldsau

Urs Spirig Heizung und Sanitär AG

Since 2003

PlumbingHeatingSolar systems

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wega & sunergy gmbh

Since 2006

Wind energy project development and consultingWind measurements and yield calculationsExpert reports for wind power plants

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i-TEC Schweiz AG

Since 2010

Electrical installationsPhotovoltaic systemse-mobility solutions

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Marco Bösch GmbH

Since 2021

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Sputnik Engineering International AG

Since 2009

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Solvetica AG

Since 2025

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PowerPack GmbH

Since 2025

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Solar & Photovoltaics in Diepoldsau

7Solar & PhotovoltaicsCommercial register (Zefix) · as of September 15, 2026

2010Median year of registrationCommercial register (Zefix) · as of September 15, 2026

292in the Canton of St. GallenCommercial register (Zefix) · as of September 15, 2026

3,947in SwitzerlandCommercial register (Zefix) · as of September 15, 2026

Locations

Solar & Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 15, 2026

Largest places

St. Gallen29 Buchs SG13 Widnau9 Rorschach9 Jona9 Flawil7 Wil SG7 St. Margrethen SG6 Gossau SG6 Niederuzwil6

Place axis

Other industries in Diepoldsau

All companies in Diepoldsau

Holding Companies44 Management Consulting32 Property Management27 Technical Consulting & Engineering20 IT Consulting & Services20 Logistics & Transport Companies20 Real Estate Project Development18 Wholesale - General Specialty Trade18 Advertising Agencies17 Painting & Plastering14 Mechanical Engineering Industry14 Interior Construction13 Real Estate Brokerage13 Online Shops13 Software Development12 Architecture Firms11 Fiduciary Offices11 Facility Management & Cleaning11 Auto Repair Shops11 Restaurants10 Other Service Industries9 Construction & Project Management9 Textile & Clothing Industry9 Automotive & Vehicle Trade9 Wholesale - Machinery & Technical Equipment9 Coaching & Personal Development8 Building Maintenance8 Electrical Planning & Installation8 Specialized Construction Installations7 Food Processing7 Glass, Ceramics, Stone & Construction Materials Industry7 Retail - General Specialty Trade7 Wholesale - Health & Cosmetic Products7 Wholesale - Textiles & Clothing7 Civil Engineering6 Flooring & Tiling6 Medical Technology Industry6 Plastics Industry6 Wholesale - Construction & Raw Materials6 Wholesale - Food & Luxury Items6 Building Construction5 Civil Engineering Firms5 Joinery5 Metal Construction5 Plumbing & Building Services5 Sheet Metal Work5 Beauty Salons5 Hair Salons5

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Solar & Photovoltaics inDiepoldsau

All 7 companies in Diepoldsau

Solar & Photovoltaics in the region

Solar & Photovoltaics in other places

Other industries in Diepoldsau

Solar & Photovoltaics in
Diepoldsau