| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Storm Power Components | USA | |
| 2 | Surplus Record Machinery & Electrical Equipment | USA | |
| 3 | Siemens Corporation | USA | |
| 4 | KINTO Electric Co. Ltd. | USA | |
| 5 | Triton Manufacturing (Mfg) Co. | USA | |
| 6 | PACS Industries Inc. | USA | |
| 7 | Trayer Engineering Corp. | USA | |
| 8 | Schneider Electric | USA | |
| 9 | Qualitrical LLC | USA | |
| 10 | Sylvania | USA | |
| 11 | National Switchgear Sytems Inc | USA | |
| 12 | Easter-Owens | USA |