1. 3M Company
2. Advanced Communication Solutions Limited
3. Alclair Audio
4. Altus Brands
LLC
5. Amplifon S.p.A.
6. Anbu Safety
7. Big Ear Inc.
8. CavCom Inc.
9. Clarity Audiology & Hearing Solutions
LLC
10. Cotral Lab
11. Custom Fit Guards Hearing Ltd.
12. Decibullz LLC
13. EAR Inc.
14. Eargasm by Strand Industries
LLC
15. Elacin International B.V.
16. HASPRO Sp. z o.o.
17. Honeywell International Inc.
18. H?rluchs Hearing GmbH & Co. KG
19. INFIELD Safety GmbH
20. Klinkt Goed B.V.
21. MEDOP SA by Fielmann Group AG
22. MEE Audio
23. Moldex-Metric Inc.
24. MSA Safety Incorporated
25. Pan Taiwan Enterprise Co,. Ltd.
26. Pro-Earz by Littmor Ltd.
27. Racing Radios Inc.
28. Rugged Radios
29. Sensaphonics Inc.
30. Starkey Laboratories Inc.
31. Ultimate Ear Limited
32. Ultimate Ears PRO by Logitech International S.A.
33. UVEX ARBEITSSCHUTZ GmbH
34. Westone Laboratories Inc.
35. ZenPlugs Ltd