1. AerNos Inc.
2. Amphenol Corporation
3. Ams AG
4. Bosch Sensortec GmbH
5. Dynament Ltd
6. Figaro Engineering Inc.
7. Gas Sensing Solutions
8. Honeywell International Inc.
9. Infineon Technologies AG
10. Micralyne Inc. by Teledyne Technologies Incorporated
11. Nissha Co. Ltd.
12. Sensidyne
LP by Schauenburg
13. Sensirion AG
14. TDK Corporation
15. Uniphos Envirotronic Pvt. Ltd.