Construction & Project Management in
Sierre

10 companies in Construction & Project Management based in Sierre — name and year of registration from the commercial register. The list below shows them all.

Companies

All 10 companies in Sierre

Gasa Hydro SA Logo

Gasa Hydro SA

Since 2012 · 11–20 empl.

The core activity of Gasa Hydro SA is the design, construction and maintenance of small hydroelectric power plants equipped with Pelton turbines.

Construction & Project ManagementDesign of small hydropower plantsConstruction of hydropower plantsMaintenance of hydropower plants
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #1
PROTECH - Ingénieurs-Conseils Sàrl Logo

PROTECH - Ingénieurs-Conseils Sàrl

Since 2026 · 1–10 empl.

PROTECH - Ingénieurs-Conseils Sàrl is an engineering consultancy focused on electrical engineering. The company carries out studies for industrial and building projects and also works in refrigeration technology, photovoltaic installations, and construction cost control and expert assessments.

Technical Consulting & EngineeringElectrical engineering servicesPhotovoltaic installationsConstruction cost control and cost appraisal
ranQ Trust Score 3.4 out of 5.0, rated Solid, Rank #2
VA

Valimmovest AG

Since 2005 · 1–10 empl.

Architecture Firms
No score yetOS

OpenSpace Sàrl

Since 2007 · 1–10 empl.

Construction & Project Management
No score yetLN

Laurent Natali

Since 2011 · 1–10 empl.

Construction & Project Management
No score yetKM

Kuonen Management & Consulting GmbH

Since 2019 · 1–10 empl.

Management Consulting
No score yetGA

GRAF architecture Sàrl

Since 2024 · 1–10 empl.

Architecture Firms
No score yetC&

campus & saliticum immo AG

Since 2025 · 1–10 empl.

Construction & Project Management
No score yetOE

O'Connell Estate SA

Since 2025 · 1–10 empl.

Architecture Firms
No score yetVS

Valmatis Sàrl

Since 2026 · 1–10 empl.

Construction & Project Management
No score yet

Construction & Project Management in Sierre

10Construction & Project ManagementCommercial register (Zefix) · as of October 28, 2026
2024Median year of registrationCommercial register (Zefix) · as of October 28, 2026
287in the Canton of ValaisCommercial register (Zefix) · as of October 28, 2026
7,932in SwitzerlandCommercial register (Zefix) · as of October 28, 2026
Locations

Construction & Project Management in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 28, 2026

Largest places

Sion37Martigny17Glis11Visp11Crans-Montana11Brig10Zermatt9Conthey9Collombey9Monthey8
Industry axis

Construction & Project Management in other places

Construction & Project Management across Switzerland
Sion37Martigny17Glis11Visp11Crans-Montana11Brig10Zermatt9Conthey9Collombey9Monthey8Naters7Gampel6Savièse6Vouvry5

By canton

Canton of Zurich1,590Canton of Bern702Canton of St. Gallen600Canton of Aargau559Canton of Zug452Canton of Lucerne431Canton of Schwyz382Canton of Vaud377Canton of Thurgau341Canton of Valais287Canton of Geneva272Canton of Basel-Country270Canton of Ticino243Canton of Grisons226Canton of Solothurn220Canton of Fribourg219Canton of Appenzell Outer Rhodes92Canton of Nidwalden90Canton of Schaffhausen86Canton of Neuchâtel74Canton of Obwalden58Canton of Glarus45Canton of Appenzell Inner Rhodes29Canton of Uri29Canton of Jura25
Place axis

Other industries in Sierre

All companies in Sierre
Real Estate Project Development86Restaurants83Holding Companies60Property Management51IT Consulting & Services36Real Estate Brokerage36Technical Consulting & Engineering31Management Consulting30Fiduciary Offices29Advertising Agencies24Online Shops24Automotive & Vehicle Trade23Architecture Firms22Painting & Plastering20Facility Management & Cleaning19Flooring & Tiling18Hotels18Viticulture16Hair Salons16Trade Fair & Event Organizers15Software Development15Wholesale - Food & Luxury Items15Food Processing14Logistics & Transport Companies14Building Construction13Cultural & Educational Organizations12Physiotherapy12Printing Companies12Wholesale - General Specialty Trade12Clubs, Bars & Event Venues12Administrative Services11Civil Engineering Firms11General Practitioner Clinics11Psychiatry & Psychotherapy11Retail - Food & Luxury Items11NGOs & NPOs10Financial Services10Auto Repair Shops10Wholesale - Machinery & Technical Equipment10Research & Development9Sports & Recreation Instruction9Non-Medical Healthcare Professions9Metal Industry9Retail - Textiles & Clothing9Catering9Travel Agencies9Coaching & Personal Development8Other Service Industries8