| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | IFM Efector Inc. | USA | |
| 2 | Pyromation | USA | |
| 3 | ThermoWorks | USA | |
| 4 | LOFA Industries | USA | |
| 5 | Sensor Scientific Inc. | USA | |
| 6 | ThermoProbe Inc. | USA | |
| 7 | Thermocoax Inc. | USA | |
| 8 | FPI Sensors Inc. | USA | |
| 9 | Campbell Scientific Inc. | USA | |
| 10 | PICS INC | USA | |
| 11 | Trensor LLC | USA | |
| 12 | Control Microsystems | USA |