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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryIndustryPharmaceutical IndustryEvionnazSiegfried Evionnaz SA
Siegfried Evionnaz SA Logo
Verified· 4 sources

Siegfried Evionnaz SA

Summary

About the company

Siegfried Evionnaz SA is a pharmaceutical production and development site specializing in custom synthesis and development of active pharmaceutical ingredients (APIs) and intermediates. The site provides chemical process R&D and analytical development services with capacity ranging from gram-scale to industrial production.

AI-generated
Offering

Products & services

Industry:Pharmaceutical Industry
✓ Offered1
API manufacturing
Development and commercial manufacturing of active ingredients and intermediates; Custom Synthesis for the pharmaceutical industry, including process development, analytics and scale-up from gram to industrial scale.
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Reviews

Aggregated rating

Aggregated rating
2.9
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle2.99
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

April 26, 2023Media
Siegfried développe son site valaisan d’Evionnaz
agefi.com

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Location

Route du Simplon 1
1902 Evionnaz
Opening hours
Mon
07:30 - 15:30
Tue
07:30 - 15:30
Wed
07:30 - 15:30
Thu
07:30 - 15:30
Fri
07:30 - 15:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-154.272.758
Founded
2015 · 11 years
Last commercial register change
June 30, 2026
Employees
101 to 500

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