Musikhaus Thomann is a German-based retailer of musical instruments, studio, lighting, and pro-audio equipment. Thomann became widely known primarily due to its large online retail operation, Thomann Cyberstore.

The company has been managed by Hans Thomann Jr, representative of the second Thomann generation, since 1990. Since 1997, Thomann have been selling products through their own web site. 

Musikhaus Thomann is divided into three business units: Musikhaus Thomann – music store, warehouse and logistics centre. Thomann Direktversand and Thomann Cyberstore – distribution unit with about 3.1m customers and the thomann.de online platform; and Thomann Audio Professionell – installation unit for major projects serving theaters, stadiums and other venues. Between 2004 and 2012, the number of customers has almost tripled and now slightly exceeds 3 million.

According to en.wikipedia