1. Accumulatorenwerke HOPPECKE Carl Zoellner & Sohn GmbH
2. Brava Batteries
3. C&D Technologies Inc.
4. COSLIGHT GROUP
5. Crown Battery
6. DMS technologies
7. East Penn Manufacturing Co.
8. EnerSys
9. EverExceed Copporation
10. Exide Industries Ltd.
11. GS Yuasa Corporation
12. HBL Power Systems Limited
13. Johnson Controls International
14. JYC Battery Manufacturer Co.Ltd
15. Microtex Energy Private Limited
16. Ritar International Group
17. Rolls Battery
18. Shivam Energy
19. Su-Kam Power Systems Ltd.
20. U.S. Battery Mfg. Co.