Sonova is a global leader in innovative hearing care solutions: from personal audio devices and wireless communication systems to audiological care services, hearing aids and cochlear implants. The Group was founded in 1947 and is headquartered in Stäfa, Switzerland.

Sonova operates through four businesses – Hearing Instruments, Audiological Care, Consumer Hearing and Cochlear Implants – and the core brands Phonak, Unitron, AudioNova, Sennheiser (under license) and Advanced Bionics as well as recognized regional brands. The Group’s globally diversified sales and distribution channels serve an ever growing consumer base in more than 100 countries.

In the 2023/24 financial year, the Group generated sales of CHF 3.6 billion, with a net profit of CHF 610 million. Over 18,100 employees are working on achieving Sonova’s vision of a world where everyone enjoys the delight of hearing.

Sonova Facts
  • >1,800

    total number of patents and design rights

  • 100+


  • 18,100+


  • 3.6 billion

    CHF in sales 2023/24

A House of Brands

Sonova, headquartered in Stäfa, Switzerland, is a leading provider of innovative hearing care solutions. We reach our consumers through multiple channels; this diversity lets them benefit from our broad range of solutions – hearing aids, cochlear implants, wireless communication products, digital solutions, and professional audiological care – in the way that best suits their individual needs. The group operates through these core business brands.

Hearing instruments

Phonak Logo
unitron logo

Cochlear implants

Advanced Bionics Logo
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Audiological care

Connect Hearing

Our values

Our shared core values reflect the corporate culture that defines and unites us as a company across all brands and regions.

Sonova values

Hearing Test

Sometimes we don't notice hearing loss until it starts to impact our lifestyle. You could be struggling to hear work colleagues, friends or family, missing out on sound can mean missing the full story. Test your hearing with our free online hearing test tool.

Hearing Test

IntACT – Sonova’s ESG Strategy

Corporate Responsibility

At Sonova, it has always been our mission to have a positive effect on our consumers’ lives. We aspire just as much to have a positive effect on society as a whole. It is therefore essential to make environmental, social, and governance (ESG) principles integral to the way we do business.