1. Ambiente Systems Ltd.
2. Amuheat Pty Limited
3. Arkon Heating
4. ASIASTAR co. Ltd.
5. Daikin Industries
Ltd.
6. Danfoss A/S
7. Devex Systems Pty Limited
8. Emerson Electric Co.
9. EMPUR Produktions GmbH
10. ESI Heating and Cooling
11. Flexel International Ltd.
12. Gaia Climate Solutions
13. Genuit Group PLC
14. Gold Heat
15. Green Building Renewables
16. Hemstedt GmbH
17. Hunt Heating
18. IMI PLC
19. Incognito Heat Co Ltd.
20. Janes Radiant Heating
21. JK floorheating Ltd.
22. Mitsubishi Electric Corporation
23. Mysa
24. Nexans
S.A.
25. nVent Electric PLC
26. OJ Electronics A/S By BITZER K?hlmaschinenbau GmbH
27. Purmo Group Oy Ab
28. REHAU Limited
29. Reliance Worldwide Corporation Ltd.
30. Resideo Technologies Inc.
31. Robert Bosch GmbH
32. Schluter Systems L.P.
33. Schneider Electric SE
34. Sch?tz GmbH & Co. KGaA
35. Siemens AG
36. Stiebel Eltron GmbH & Co. KG
37. Therma-HEXX Corporation
38. ThermoSoft International Corp.
39. Uponor Corporation
40. Warmup PLC