Energy Suppliers in
Sion

7 companies in Energy Suppliers based in Sion — name and year of registration from the commercial register. The list below shows them all.

Companies

All 7 companies in Sion

Grande Dixence SA

Since 1950

Hydropower generationOperation of hydropower facilitiesHydropower extension projects (Gornerli)

View profile4.7(21)

FMV SA

Since 1991

Hydropower generationTransmission and operation of the high-voltage gridElectricity marketing

View profile5(1)

HYDRO Exploitation SA

Since 2002

Operation and maintenance of hydroelectric facilitiesEngineering for refurbishment and renewal of power plantsCommissioning coordination

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Valgrid SA

Since 2005

Electricity transmission on the 65 kV gridOperation and management of the 65 kV grid

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Forces Motrices de Mauvoisin SA

Since 1947

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Sogaval SA

Since 1931

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Alp-Hydro AG

Since 1998

View profile4.7(7)

Energy Suppliers in Sion

7Energy SuppliersCommercial register (Zefix) · as of August 26, 2026

1991Median year of registrationCommercial register (Zefix) · as of August 26, 2026

84in the Canton of ValaisCommercial register (Zefix) · as of August 26, 2026

1,136in SwitzerlandCommercial register (Zefix) · as of August 26, 2026

Locations

Energy Suppliers in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 26, 2026

Largest places

Martigny5

Place axis

Other industries in Sion

All companies in Sion

Real Estate Project Development338 Restaurants170 Holding Companies143 Real Estate Brokerage141 Property Management119 Architecture Firms100 IT Consulting & Services71 Fiduciary Offices69 Management Consulting56 General Contractors56 Auto Repair Shops54 Technical Consulting & Engineering52 Software Development52 Automotive & Vehicle Trade50 Advertising Agencies46 Hair Salons44 NGOs & NPOs34 Plumbing & Building Services33 Retail - Textiles & Clothing32 Other Service Industries30 Electrical Planning & Installation30 Psychiatry & Psychotherapy30 Facility Management & Cleaning30 Physiotherapy29 Clubs, Bars & Event Venues28 Coaching & Personal Development27 Financial Services27 Logistics & Transport Companies27 Viticulture26 Cultural & Educational Organizations26 Online Shops26 Recruitment & HR Consulting25 Research & Development24 Trade Fair & Event Organizers24 Insurance Brokerage & Consulting24 Printing Companies24 Interior Design & Furnishing23 Painting & Plastering23 Sports & Recreation Instruction23 Dental Clinics23 Hotels23 Continuing Education Institutes22 Civil Engineering Firms21 Wellness & SPA Facilities21 External Asset Management20 Building Construction19 Medical Technology Industry19 Wholesale - Beverages & Spirits19

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Energy Suppliers inSion

All 7 companies in Sion

Energy Suppliers in the region

Energy Suppliers in other places

Other industries in Sion

Energy Suppliers in
Sion