1. Auditdata A/S
2. Bernafon AG
3. BHM-Tech Produktionsgesellschaft mbH
4. Cochlear Ltd.
5. Demant A/S
6. GN ReSound
7. MED-EL Corporation
8. Medtronic PLC
9. Natus Medical Incorporated
10. Oticon Medical
11. Siemens AG
12. Sonic Innovations Inc.
13. Sonova Holding AG
14. Starkey Hearing Technologies,
15. William Demant Holding