Sonova is the global leader in innovative hearing care solutions, combining technologyleadership, audiological expertise and a strong local presence to serve a growing number ofpeople with hearing loss in more than 100 countries.The Group was founded in 1947 and isheadquartered in Stafa, Switzerland . As a vertically integrated company across its Wholesale,Retail and Cochlear lmplants businesses, Sonova operates through the brands Phonak,Unitron, AudioNova and Advanced Bionics as well as recognized regional brands . Around18,100 employees are working on achieving Sonova's vision of a world where everyoneenjoys the delight of hearing