| ||
|
| Enertron, Inc |   |
| Tellurex |   | |
| Thermacore, Inc. |   | |
| TE Technology, Inc. |   | |
| Wakefield Engineering |   | |
| TECA ThermoElectric Cooling America Corporation |   | |
| Advanced Thermoelectric Products |   | |
| ERM Thermal Technologies |   | |
| ESS Environmental Stress System, Inc. |   | |
| ||