ViennaUP is one of Europe’s largest startup events, returning with a bang in 2025. Decentralised across the city and populated by the local and international innovation community, it is a catalyst for connection, where founders, investors, and creative minds gather to spark revolutionary ideas. Initiated by the Vienna Business Agency and hosted by ViennaBusiness, ViennaUP greets attendees with a gloriously diverse array of events. The festival provides an inspiring, accessible, authentic experience for visitors new and old.

Participants are invited to challenge boundaries, share breakthrough insights, and dive deep into the diverse Viennese startup ecosystem.