| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Hollingsworth & Vose Co. | USA | |
| 2 | Power-Sonic Corporation | USA | |
| 3 | Clarios | USA | |
| 4 | Gruber Power Services | USA | |
| 5 | U.S. Materials Handling Corp. | USA | |
| 6 | Shorai Inc. | USA | |
| 7 | IOTA Engineering LLC | USA | |
| 8 | FIAMM Technologies Inc. | USA | |
| 9 | System Cell Group (USA) LLC | USA | |
| 10 | Varta Microbattery Inc. | USA | |
| 11 | Deltran Corp. | USA | |
| 12 | Elitise LLC | USA | |
| 13 | Leoch Battery | USA | |
| 14 | Prieto Battery Inc. | USA | |
| 15 | KLD Energy Technologies Inc | USA |
