- Texas Instruments Incorporated
- Panasonic Corporation
- Siemens AG
- Honeywell International Inc.
- ABB Ltd
- STMicroelectronics
- NXP Semiconductors NV
- Emerson Electric Company
- Microchip Technology Incorporated
- Analog Devices Inc.
- Fluke Process Instruments
- GE Sensing & Inspection Technologies GmbH
- Mouser Electronics
- Robert Bosch GmbH
- G?nther GmbH Temperaturmesstechnik
- TE Connectivity Ltd
- Denso Corporation
- Omron Corporation
- FLIR Systems
- Thermometris
- Maxim Integrated Products
- Kongsberg Gruppen
- Yokogawa Electric Corporation