Sonova mainly develops and markets hearing aids, cochlear implants, and wireless communication devices compatible with their hearing devices. As of March 2017, the Sonova Group was present in more than 90 countries and employed 14,089 staff, and had sales of CHF 2,395.7 million the previous year.

The group consists of more than 30 constituent companies.Its research facilities are located in Switzerland, Canada, and the USA, with manufacturing plants in Switzerland, China and Vietnam. Distribution is handled by its in-house wholesale network and independent sales partners. The group also owns retail outlets in selected countries.