CHE113056269Zaunplatz 4, 8750 Glarus
zettess - Ingenieurbüro für Energie und Umwelt J. und B. Zweifel-Schielly is a Swiss Kollektivges. based in Glarus, registered in the commercial register.▍
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Company facts reflect public commercial-register data. Officer and relationship data is derived from published register text. Register data as of 4 July 2026.
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