In Verruf

In Verruf

28.3K
1 Festival in 2026

In Verruf, whose real name is Ferdinand Hartmann, is a German techno DJ and producer based in Berlin, celebrated for a bold and scorching sound. The sets are thrilling and poignant, and driven by a profound respect for the culture of raving, creating an intense connection with the audience.

Sarah Pagel · 16 May 2026

Festivals featuring In Verruf

All confirmed 2026 festivals

Ferra Festival

Ferra Festival

Aug 21, 2026 - Aug 22, 2026

Ferra Festival is a music event focusing on hard techno, techno, trance, and bounce genres, held at the UNESCO World Heritage Site Völklinger Hütte in Völklingen, Germany. It is distinct for transforming the monumental industrial backdrop of the former ironworks into a unique setting for the electronic music scene, utilising its raw architecture for scenography.

Völklingen, Germany
Techno Trance Hardcore

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Sarah Pagel

Sarah Pagel

An independent music & festival researcher with 10+ years in the global dance scene.

16 May 2026