Contact wiener-konzerthaus

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Phone Number +431242000
Webpage https://www.umweltzeichen.at/de/tourismus/veranstaltungslocations?cert_number=1255
Released 10/09/2025
Country Austria
Organization Type Businesses Businesses
Marketplace Type Certified Green: Activities Certified Green: Activities
Expiry date 13/09/2026
Topics Certification & Marketing
Operational level