1. Alphasense Ltd. by AMETEK Inc.
2. California Analytical Instruments Inc.
3. Control Instruments Corporation
4. Crowcon Detection Instruments Ltd. by Halma PLC
5. Det-Tronics by Carrier Global Corporation
6. Dr?gerwerk AG & Co. KGaA
7. Eaton Corporation PLC
8. Emerson Electric Co.
9. Gesellschaft f?r Ger?tebau mbH
10. Honeywell International Inc.
11. Horiba
Ltd.
12. Industrial Scientific Corporation by Fortive Corporation
13. Membrapor AG
14. MKS Instruments Inc.
15. MSA Safety Incorporated
16. NEW COSMOS ELECTRIC CO. LTD.
17. Robert Bosch GmbH
18. Senseair AB by Asahi Kasei Corporation
19. Servomex Group Limited by Spectris PLC
20. Siemens AG
21. Teledyne Technologies Incorporated
22. Testo SE & Co. KGaA
23. Thermo Fisher Scientific Inc.
24. Trolex Ltd.
25. Yokogawa Electric Corporation