Testing & Inspection Centers in
Olten

5 companies in Testing & Inspection Centers based in Olten — name and year of registration from the commercial register. The list below shows them all.

Companies

All 5 companies in Olten

Varifo, Stiftung vaskuläres Risiko

Since 2004

Arterial Age Test (cTPA)Visualization and Information on Arterial DiseaseEvidence and Scientific Prevention Information

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ROTACS GmbH

Since 2023

Radiation protection consulting and servicesRadiation protection training and coursesAuthorization and administration service for radiation protection

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Peter Grüner GmbH

Since 2015

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Wunschumbau Kanisidis

Since 2022

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cwi, construction and welding inspektion.CH, Gailberger

Since 2026

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Testing & Inspection Centers in Olten

5Testing & Inspection CentersCommercial register (Zefix) · as of September 23, 2026

2022Median year of registrationCommercial register (Zefix) · as of September 23, 2026

46in the Canton of SolothurnCommercial register (Zefix) · as of September 23, 2026

1,255in SwitzerlandCommercial register (Zefix) · as of September 23, 2026

Locations

Testing & Inspection Centers in the region

Point size by number of companies per place.

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

Largest places

Solothurn7

Place axis

Other industries in Olten

All companies in Olten

Property Management110 Restaurants84 Holding Companies79 Management Consulting67 Real Estate Brokerage60 IT Consulting & Services52 Technical Consulting & Engineering46 Software Development44 Real Estate Project Development44 Architecture Firms43 Hair Salons36 Fiduciary Offices36 Advertising Agencies35 Coaching & Personal Development34 Facility Management & Cleaning31 Recruitment & HR Consulting30 Automotive & Vehicle Trade26 Beauty Salons25 General Contractors23 Retail - Textiles & Clothing23 Online Shops22 Construction & Project Management21 Catering20 Trade Fair & Event Organizers19 Retail - Food & Luxury Items19 Cultural & Educational Organizations18 Other Service Industries16 Auto Repair Shops16 NGOs & NPOs15 Continuing Education Institutes15 Clubs, Bars & Event Venues15 Electrical Planning & Installation14 Financial Services14 Wholesale - General Specialty Trade14 Professional & Trade Associations13 Law Firms & Notary Offices13 Painting & Plastering13 Insurance Brokerage & Consulting13 Non-Medical Healthcare Professions12 Physiotherapy12 Psychiatry & Psychotherapy12 Retail - General Specialty Trade12 Logistics & Transport Companies12 Mechanical Engineering Industry11 Interior Construction10 Wholesale - Beverages & Spirits10 Photography9 Research & Development9

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Testing & Inspection Centers inOlten

All 5 companies in Olten

Testing & Inspection Centers in the region

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Other industries in Olten

Testing & Inspection Centers in
Olten