Civil Engineering Firms in Sion

Companies

All 21 companies in Sion

Hünerwadel & Häberli Sion SA Ingénieurs Conseils

Since 1974

Civil EngineeringArchitectureReal Estate

View profile5(3)

Cominex SA

Since 1978

ArchitectureConstruction managementInterior architecture

View profile

PRA Ingénieurs conseils SA

Since 1985

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

View profile

PAT Photogrammétrie SA

Since 1990

PhotogrammetrySpecial works – GeodesyOfficial surveying

View profile5(7)

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

View profile5(7)

BPA Ingénieurs conseils Sàrl

Since 2004

Civil engineeringSeismic assessments and seismic strengtheningSpecial foundation and retaining works

View profile

BECO énergie SA

Since 2011

Electrical studyPower installationsHome automation

View profile4(3)

Ergitec Sàrl

Since 2016

Project study supportSupport to project managementConstruction economics consulting

View profile

stabilis ingénieurs Sàrl

Since 2016

Civil EngineeringBuildingsInfrastructure

View profile

inogy sa, succursale de Sion

Since 2017

GeomonitoringHigh-precision measurementsInfrastructure and site monitoring

View profile4.8(6)

H + H Réalisation SA

Since 2018

Civil engineeringArchitectureReal estate

View profile5(3)

De Saxo Ingénieurs SA

Since 2018

Civil engineeringBuilding constructionBridges and special structures

View profile5(1)

AMV Masserey & Voide SA

Since 2018

Civil engineering bureauProject management and client support3D modelling and surveys

View profile

Workswell Sàrl

Since 2019

MCR & BMS EngineeringEnergy Audit & AdvisorySupervision & Integration

View profile

IG group SA

Since 2022

Civil engineeringOfficial land surveyingGeoinformation

View profile5(7)

Guyaz Méry Sàrl

Since 2024

Civil engineering

View profile5(4)

Bertrand Grange Ingénieur Sàrl

Since 2016

View profile

AS

altradex SA

Since 2006

View profile

CB

CF Bureau Technique SA

Since 2016

View profile

IS

InGeoLab Suisse Sàrl

Since 2024

View profile

Show 9 more companies

Civil Engineering Firms in Sion

21Civil Engineering FirmsCommercial register (Zefix) · as of August 26, 2026

2016Median year of registrationCommercial register (Zefix) · as of August 26, 2026

135in the Canton of ValaisCommercial register (Zefix) · as of August 26, 2026

1,769in SwitzerlandCommercial register (Zefix) · as of August 26, 2026

Locations

Civil Engineering Firms in the region

Point size by number of companies per place.

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

Largest places

Martigny14 Sierre11 Monthey10 Brig5 Visp5

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 Wellness & SPA Facilities21 External Asset Management20 Building Construction19 Medical Technology Industry19 Wholesale - Beverages & Spirits19 Interior Construction18

Show all

Civil Engineering Firms inSion

All 21 companies in Sion

Civil Engineering Firms in the region

Civil Engineering Firms in other places

Other industries in Sion

Civil Engineering Firms in
Sion