Civil Engineering Firms in Sion

Companies

All 25 companies in Sion

Hünerwadel & Häberli Sion SA Ingénieurs Conseils

Since 1974

Civil EngineeringArchitectureReal Estate

View profile5(3)

Cominex SA

Since 1978

ArchitectureConstruction managementInterior architecture

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PRA Ingénieurs conseils SA

Since 1985

Buildings, load-bearing structures, civil engineering structures and seismic protectionCivil engineering and roadsRoad and rail tunnels

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PAT Photogrammétrie SA

Since 1990

PhotogrammetrySpecial works – GeodesyOfficial surveying

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Editech SA, Bureau d'ingénieurs

Since 1995

Civil EngineeringStructuresNew Buildings

View profile5(12)

IG group Sion région SA

Since 1998

Official surveyingSpecial works – GeodesyCivil engineering

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BPA Ingénieurs conseils Sàrl

Since 2004

Civil engineeringSeismic assessments and seismic strengtheningSpecial foundation and retaining works

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BECO énergie SA

Since 2011

Electrical studyPower installationsHome automation

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AMV Masserey & Voide SA

Since 2011

Civil engineering bureauProject management and client support3D modelling and surveys

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IG group SA

Since 2013

Civil engineeringOfficial land surveyingGeoinformation

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Ergitec Sàrl

Since 2016

Project study supportSupport to project managementConstruction economics consulting

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stabilis ingénieurs Sàrl

Since 2016

Civil EngineeringBuildingsInfrastructure

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Bertrand Grange Ingénieur Sàrl

Since 2016

Structural and Civil Engineering ServicesSpecial Civil Engineering and Excavation SupportRenovation and Conversion Consulting

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inogy sa, succursale de Sion

Since 2017

GeomonitoringHigh-precision measurementsInfrastructure and site monitoring

View profile4.8(5)

H + H Réalisation SA

Since 2018

Civil engineeringArchitectureReal estate

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De Saxo Ingénieurs SA

Since 2018

Civil engineeringBuilding constructionBridges and special structures

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Workswell Sàrl

Since 2019

MCR & BMS EngineeringEnergy Audit & AdvisorySupervision & Integration

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Guyaz Méry Sàrl

Since 2020

Civil engineering

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geoformer igp AG

Since 2026

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NO

Nasis Oil Company SA

Since 2002

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DS

DIC SA Succursale de Sion

Since 2005

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AS

altradex SA

Since 2006

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CB

CF Bureau Technique SA

Since 2016

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IM

IM Maggia Engineering SA, succursale de Sion

Since 2022

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IS

InGeoLab Suisse Sàrl

Since 2024

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Civil Engineering Firms in Sion

25Civil Engineering FirmsCommercial register (Zefix) · as of September 27, 2026

2013Median year of registrationCommercial register (Zefix) · as of September 27, 2026

157in the Canton of ValaisCommercial register (Zefix) · as of September 27, 2026

2,099in SwitzerlandCommercial register (Zefix) · as of September 27, 2026

Locations

Civil Engineering Firms in the region

Point size by number of companies per place.

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

Largest places

Martigny16 Monthey11 Sierre10 Visp6 Brig5 Orsières5 St-Maurice5

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 & Engineering78 Software Development74 General Contractors66 Advertising Agencies66 Automotive & Vehicle Trade59 Auto Repair Shops57 NGOs & NPOs54 Trade Fair & Event Organizers51 Hair Salons49 Financial Services42 Facility Management & Cleaning41 Other Service Industries40 Clubs, Bars & Event Venues40 Research & Development39 Coaching & Personal Development38 Plumbing & Building Services38 Building Maintenance36 Retail - Textiles & Clothing36 Electrical Planning & Installation35 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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Civil Engineering Firms inSion

All 25 companies in Sion

Civil Engineering Firms in the region

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Other industries in Sion

Civil Engineering Firms in
Sion