| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Pyromation | USA | |
| 2 | FUTEK Advanced Sensor Technology Inc. | USA | |
| 3 | Minco | USA | |
| 4 | Contrinex Inc. | USA | |
| 5 | ECSI International Inc. | USA | |
| 6 | Ultra Energy | USA | |
| 7 | Locon Sensor Systems Inc. | USA | |
| 8 | Alpha Omega Instruments Corp. | USA | |
| 9 | RDF Corporation | USA |
