1. 3M Company
2. Aeroqual Limited
3. Agilent Technologies Inc.
4. Air System Components Inc.
5. Awair Inc.
6. Bernard Technologies GmbH
7. Camfil AB
8. Daikin Comfort Technologies North America Inc.’
9. Emerson Electric Co.
10. General Electric Company
11. HORIBA
Ltd.
12. Ingersoll Rand PLC
13. Johnson Controls International PLC
14. Lennox International Inc.
15. Merck KGaA
16. Omicron Sensing Pvt. Ltd.
17. Panasonic Corporation
18. Scentroid
19. Siemens AG
20. Teledyne Technologies Incorporated
21. Testo SE & Co. KGaA
22. Thermo Fisher Scientific Inc.
23. Trane Technologies Company
LLC
24. Trion Inc.
25. TSI Incorporated