Telecommunications in
Sion

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

Companies

All 8 companies in Sion

Sigmacom Telecom SA

Since 1972

RadiocommunicationRadiocommunication device rentalLone worker protection

View profile4.5(23)

Centre Natel Emery Sàrl

Since 2009

Mobile subscriptionInternet – TVSale of smartphones and accessories

esr multimedia SA

Since 2015

Multimedia services

View profile2.8(70)

VTX Services SA, succursale VTX Omedia

Since 2017

InternetFixed-line telephonyVTX TV

ELECTRO VALAIS SA

Since 2018

Electrical InstallationsTelecommunications and MultimediaHome Automation

adiatic SA succursale de Sion

Since 2020

ITIP Telephony and Unified CommunicationsEnterprise Network

Devecom Sàrl

Since 2024

Starlink Switzerland GmbH

Since 2025

Telecommunications in Sion

8TelecommunicationsCommercial register (Zefix) · as of September 23, 2026

2018Median year of registrationCommercial register (Zefix) · as of September 23, 2026

49in the Canton of ValaisCommercial register (Zefix) · as of September 23, 2026

1,774in SwitzerlandCommercial register (Zefix) · as of September 23, 2026

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Other industries in Sion

All companies in Sion

Real Estate Project Development381 Holding Companies321 Property Management212 Restaurants206 Real Estate Brokerage200 Architecture Firms116 IT Consulting & Services97 Management Consulting93 Fiduciary Offices79 Technical Consulting & Engineering77 Software Development74 General Contractors66 Advertising Agencies66 Automotive & Vehicle Trade59 Auto Repair Shops57 NGOs & NPOs54 Trade Fair & Event Organizers51 Hair Salons49 Financial Services42 Other Service Industries41 Facility Management & Cleaning41 Clubs, Bars & Event Venues40 Research & Development39 Coaching & Personal Development38 Plumbing & Building Services38 Building Maintenance36 Electrical Planning & Installation36 Retail - Textiles & Clothing36 Cultural & Educational Organizations35 Psychiatry & Psychotherapy35 Online Shops35 Construction & Project Management34 Logistics & Transport Companies34 Physiotherapy33 Recruitment & HR Consulting30 Continuing Education Institutes30 Insurance Brokerage & Consulting29 Medical Technology Industry29 Administrative Services28 Building Construction28 Painting & Plastering28 Retail - Food & Luxury Items28 Interior Design & Furnishing27 Sports & Recreation Instruction27 External Asset Management27 Viticulture26 Wholesale - General Specialty Trade26 Hotels26

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