1. Blue Spark Technologies
2. Brightvolt
3. Enfucell Oy
4. Imprint Energy Inc
5. Panasonic Corporation
6. Prologium
7. Samsung Sdi
8. Stmicroelectronics Ltd
9. Cymbet Corporation
10. Excellatron Solid State Llc
11. Jiangsu Enfucell Flexible Electronics Ltd
12. Lg Chem Ltd
13. Ultralife Corporation
14. Energy Diagnostics
15. Molex Electronics