Architecture Firms in
Onex
7 companies in Architecture Firms based in Onex — name and year of registration from the commercial register. The list below shows them all.
Companies
All 7 companies in Onex
De Giuli & Portier Architectes SA
Since 2000
ArchitectureExpertise and studiesWork execution and construction management
View profile4.3(7)
Brütsch Architecte-paysagiste
Since 2018
Landscape architectureDifferentiated maintenance
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Atelier REC Sàrl
Since 2013
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TAThinka Architecture studio Sàrl
Since 2008
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8D8A DEVELOPPEMENTS ET REALISATIONS Sàrl
Since 2011
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TATM Architecture Sàrl
Since 2020
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RGRamos Gayo Architecture
Since 2025
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Architecture Firms in Onex
7Architecture FirmsCommercial register (Zefix) · as of September 26, 2026
2013Median year of registrationCommercial register (Zefix) · as of September 26, 2026
790in the Canton of GenevaCommercial register (Zefix) · as of September 26, 2026
12,550in SwitzerlandCommercial register (Zefix) · as of September 26, 2026
Locations
Architecture Firms in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of September 26, 2026
Industry axis
Architecture Firms across SwitzerlandArchitecture Firms in other places
By canton
Canton of Zurich2,807Canton of Bern1,160Canton of Vaud1,068Canton of Geneva790Canton of Aargau688Canton of St. Gallen664Canton of Valais592Canton of Ticino587Canton of Lucerne538Canton of Grisons469Canton of Fribourg387Canton of Thurgau374Canton of Zug308Canton of Solothurn302Canton of Basel-Country291Canton of Schwyz270Canton of Neuchâtel155Canton of Schaffhausen93Canton of Nidwalden89Canton of Jura72Canton of Appenzell Outer Rhodes62Canton of Obwalden56Canton of Glarus50Canton of Appenzell Inner Rhodes38Canton of Uri38
Place axis
All companies in OnexOther industries in Onex
Restaurants44Painting & Plastering29Management Consulting20Facility Management & Cleaning17Property Management15Real Estate Project Development14NGOs & NPOs12IT Consulting & Services12Logistics & Transport Companies12Fiduciary Offices11Automotive & Vehicle Trade11Moving Companies11Coaching & Personal Development10Technical Consulting & Engineering10Flooring & Tiling10Plumbing & Building Services10Advertising Agencies10Retail - Food & Luxury Items10Catering10Trade Fair & Event Organizers9Building Maintenance9Real Estate Brokerage9Administrative Services8Horticulture & Landscaping8Interior Construction8Holding Companies8Hair Salons7Physiotherapy7Housing Cooperatives7Online Shops7Mobility Services7Film & TV Production6Other Service Industries6Electrical Planning & Installation6Cultural & Educational Organizations6Financial Services6Food Processing6Software Development6Wholesale - General Specialty Trade6Travel Agencies6Taxi Companies6General Contractors5Beauty Salons5Continuing Education Institutes5Wholesale - Food & Luxury Items5Residential Homes5