1. 1MORE USA Inc.
2. 3M Company
3. Anker Innovations Technology Co. Ltd
4. Apple Inc.
5. ASUSTek Computer Inc.
6. Bang & Olufsen A/S
7. Belkin
8. Beyerdynamic GmbH & Co. KG
9. Boat by Imagine Marketing Limited
10. Bose Corporation
11. Boult Audio
12. Bowers & Wilkins Group Ltd.
13. Campfire Audio LLC
14. EPOS Group A/S
15. FOCAL-JMLAB Company
16. GN Store Nord A/S
17. Grado Labs Inc.
18. HiFiMan
19. JLab Audio
20. Koninklijke Philips N.V.
21. LG Electronics Inc.
22. Logitech Europe S.A.
23. Lucid Hearing Holding Company
LLC
24. Noise by Nexxbase Marketing Pvt Ltd.
25. OnePlus Technology (Shenzhen) Co. Ltd.
26. Palred Technologies Ltd
27. Panasonic Holdings Corporation
28. Plantronics Inc. by HP Inc.
29. RHA Technologies Private Limited
30. Samsung Electronics Co. Ltd.
31. Sennheiser electronic GmbH & Co. KG
32. Shure Incorporated
33. Skullcandy Inc.
34. Sony Corporation
35. Syska Led Lights Pvt Ltd.
36. Truke
37. VOXX International Corporation