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Private company

WS Audiology

Logo: wsa.com3

Manufacturer of hearing aids

WS Audiology (formerly Sivantos Group and Widex) is a Danish manufacturer of hearing aids with headquarters in Lynge, Denmark and Singapore with roots going back to 1878 and Siemens AG. The current company was created following the 2019 merger of Sivantos Group and Widex. Prior to that, Sivantos was spun off from Siemens after Siemens AG sold the company to EQT and Santo Holding in 2015.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Feb 28, 2019Founded1

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Praha Karlin Molakova 11
Photo: JiriMatejicek, CC BY-SA 3.0, via Wikimedia Commons4

WS Audiology (formerly Sivantos Group and Widex) is a Danish manufacturer of hearing aids with headquarters in Lynge, Denmark and Singapore with roots going back to 1878 and Siemens AG. The current company was created following the 2019 merger of Sivantos Group and Widex. Prior to that, Sivantos was spun off from Siemens after Siemens AG sold the company to EQT and Santo Holding in 2015.2

Corporate structure

WS Audiology sits at the top of its group. 5 entities, 4 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

  • WS Audiology Lynge
    • Sivantos GmbH Subsidiary · Erlangen, Germany
    • Widex Subsidiary · Lynge, Denmark
    • HearUSA Subsidiary · United States
    • Sivantos s.r.o. Subsidiary · Czechia

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Subsidiaries and ownership

Subsidiaries

From Wikidata.1

Timeline

  1. Feb 28, 2019Founded Founded1
  2. 2019Dissolved Dissolved1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3
    Company websiteWS Audiology logo
  4. 4