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Who we are

The Company
tonwelt GmbH is a full-service audio company based in Berlin, Germany. Founder Gürsan Acar has 18 years of experience in a broad range of sound production techniques. Our sister company  tonwelt studios  has been producing audio-visual content for demanding clients since 1997. We provide one-stop shopping for excellent audio tours and cutting-edge equipment.
Our expertise and experience make us the go-to people for both hardware and multimedia content for permanent and special exhibitions, whether in museums or other cultural and historical installations, and for tourism and industry as well as trade fairs and special events.
Tailor-made concepts designed for the needs of each individual client. 

Our philosophy
Everything we do is guided by four basic principles that we apply to satisfy our customer's needs:

We think you'll find both our products and our services unique.

Success stories
The way we work and our company philosophy has been validated by unanimously positive feedback from many of our clients, national and international.

Take time to look around our website and get a sense of our extensive range of products and services. We are looking forward to work with you in the upcoming / near future.



Red Dot Award for tonwelt

Awards for new tonwelt audio guides


J’ai deux amours

Josephine Baker’s Palace "Château des Milandes"


Zoo on the Museum Island

The Alte Nationalgalerie brings Rembrandt Bugatti’s Animal World to Berlin


Expedition to Eternal Ice

Journey with tonwelt to a fascinating world of ice and snow