Specialized Construction Installations in Sion

Companies

All 10 companies in Sion

Climaval SA

Since 1971

Technical study & designAssembly and installationIndustrial and comfort ventilation

View profile5(4)

Valair Tôlerie-Ventilation SA

Since 1988

Rectangular duct systemCircular duct systemResidential duct system

View profile4.4(10)

Pierre & Feu Sàrl

Since 2012

Wood-burning stovesPellet stovesHydronic stoves

View profile4.2(5)

Gasanin Sanitaire Chauffage Sàrl

Since 2015

Heating installation and maintenanceSanitary installation and maintenanceHeat pump installation

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Sys-TechConcept Sàrl

Since 2018

VentilationAir conditioningMaintenance

View profile5(3)

DB EnTech Sàrl

Since 2019

Building thermalCVS-E studiesPhotovoltaic studies

View profile5(1)

Victor Stores Sàrl

Since 2022

Sales, installation and repair of blinds and shuttersAssistance and breakdown service 7/7Free quote

View profile4.9(15)

XpresStores Sàrl

Since 2023

Sale and installation of interior and exterior blindsBlind repair and maintenanceMade-to-measure roller shutters

View profile4.1(9)

FE

Froid et Climatisation L. Conti

Since 1978

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SS

swisspro SR SA, succursale de Sion

Since 2009

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Specialized Construction Installations in Sion

10Specialized Construction InstallationsCommercial register (Zefix) · as of September 23, 2026

2015Median year of registrationCommercial register (Zefix) · as of September 23, 2026

147in the Canton of ValaisCommercial register (Zefix) · as of September 23, 2026

3,357in SwitzerlandCommercial register (Zefix) · as of September 23, 2026

Locations

Specialized Construction Installations in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 23, 2026

Largest places

Martigny12 Visp7 Collombey7 Conthey6 Monthey6 Sierre5

Place axis

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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Specialized Construction Installations inSion

All 10 companies in Sion

Specialized Construction Installations in the region

Specialized Construction Installations in other places

Other industries in Sion

Specialized Construction Installations in
Sion