1. AEG Power Solutions
2. AEP Hybrid Power
3. Danvest BV
4. Elum Energy
5. Fronius International GmbH
6. General Electric Company
7. Huawei Technologies Co. Ltd.
8. HYBRID POWER SOLUTIONS INC.
9. Jakson Group
10. MAN Energy Solutions SE
11. Precision Industries
12. Regen Power Pty. Ltd.
13. Siemens AG
14. UNIPOWER LLC
15. YANMAR HOLDINGS CO. LTD.
16. ZTE Corporation