Energy Suppliers in St. Gallen

Companies

All 12 companies in St. Gallen

Hydroelectra AG

Since 1986

Electricity generation from small hydropower

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Kraftwerk Burentobel AG

Since 2007

Electricity generation from small hydropower

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St. Gallisch-Appenzellische Kraftwerke AG

Since 2009

Electricity supplySolar photovoltaicsHeating solutions

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Wasserstoffproduktion Ostschweiz AG

Since 2019

Hydrogen productionHydrogen fueling stationsTours of hydrogen production

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Quellfrosch GmbH

Since 2024

Micro hydropower plantsCoanda water intakesPhotovoltaic systems

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KS

Kraftwerk Stoffel AG

Since 2009

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VA

VentoBau AG

Since 2016

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EA

esolva ag, Zweigniederlassung St. Gallen

Since 2019

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GE

GN Energy GmbH

Since 2022

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NA

Netzoptimal AG

Since 2024

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PE

Pyrit Energy AG

Since 2024

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WN

Wärme Netz Ostschweiz AG

Since 2025

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Energy Suppliers in St. Gallen

12Energy SuppliersCommercial register (Zefix) · as of September 27, 2026

2019Median year of registrationCommercial register (Zefix) · as of September 27, 2026

101in the Canton of St. GallenCommercial register (Zefix) · as of September 27, 2026

1,553in SwitzerlandCommercial register (Zefix) · as of September 27, 2026

Locations

Energy Suppliers in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 27, 2026

Largest places

Jona6

Place axis

Other industries in St. Gallen

All companies in St. Gallen

Holding Companies446 Management Consulting443 Property Management419 Restaurants353 IT Consulting & Services303 Real Estate Project Development272 Software Development248 Advertising Agencies223 Fiduciary Offices208 Real Estate Brokerage205 Coaching & Personal Development160 Architecture Firms158 Facility Management & Cleaning144 Technical Consulting & Engineering141 Trade Fair & Event Organizers125 Hair Salons116 Online Shops108 NGOs & NPOs105 Wholesale - General Specialty Trade105 Construction & Project Management93 Continuing Education Institutes92 Textile & Clothing Industry91 Retail - Textiles & Clothing91 Automotive & Vehicle Trade90 Beauty Salons89 Recruitment & HR Consulting86 Auto Repair Shops86 Other Service Industries85 General Contractors81 Painting & Plastering80 Retail - Food & Luxury Items78 Catering76 Web Portals & Platform Companies75 Building Maintenance74 Financial Services72 Plumbing & Building Services68 Electrical Planning & Installation66 Cultural & Educational Organizations61 Retail - General Specialty Trade61 Clubs, Bars & Event Venues59 Logistics & Transport Companies59 Research & Development58 Administrative Services55 Flooring & Tiling52 Physiotherapy52 Housing Cooperatives52 Psychiatry & Psychotherapy51 Law Firms & Notary Offices50

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Energy Suppliers inSt. Gallen

All 12 companies in St. Gallen

Energy Suppliers in the region

Energy Suppliers in other places

Other industries in St. Gallen

Energy Suppliers in
St. Gallen