- Ultimate owner
- Sonova Holding AG
- Brand origin
- Germany
- About GEERS
- Sonova is a leading global provider of innovative hearing care solutions, based in Switzerland, and operates through various brands including Phonak, Unitron, and Advanced Bionics.
- Subsidiaries: GEERS Hörakustik GmbH & Co. KG
Updated: 27 January 2026
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