1. ANEST IWATA Corporation
2. Atlas Copco AB
3. BAC Compressors
4. BAUER COMPRESSORS Inc.
5. Ciasons Industrial Inc.
6. Danfoss A/S
7. Doosan Corporation
8. Ebara Corporation
9. Elgi Equipments Limited
10. General Electric Company
11. Hitachi
Ltd.
12. Hubei Anyi Compressor Co. Ltd.
13. INDO-AIR Compressors Pvt. Ltd.
14. Ingersoll Rand Inc.
15. Kaeser Compressors Inc.
16. Kaishan USA
17. KOBE STEEL
LTD.
18. Kyocera Corporation
19. METRO Engineering Equipments Company
20. MK Engineering Services
21. NINGBO XINDA GROUP CO. LTD.
22. Oasis Manufacturing
23. Panasonic Holdings Corporation
24. Raytheon Technologies Corporation
25. Saylor-Beall Inc.
26. Stanley Black & Decker Inc.
27. Sulzer Ltd.
28. The Gast Manufacturing Inc.
29. Toshiba Corporation
30. VMAC Global Technology Inc.
31. Werther International