1. AAB Heat Exchangers Private Limited
2. Alfa Laval AB
3. API Heat Transfer
4. Boyd Corporation
5. Centpro Engineering Pvt. Ltd.
6. Danfoss
7. GEA Group Aktiengesellschaft
8. General Electric Company
9. Godrej & Boyce Manufacturing Company Limited
10. Hayden Industrial
11. Hindustan Dorr-Oliver Ltd.
12. Hisaka Works
Ltd.
13. Honeywell International Inc.
14. HRS Heat Exchangers Ltd.
15. Johnson Controls International PLC
16. Kalina Engineering Pvt Limited
17. Kelvion Holding GmbH
18. Koch Heat Transfer Company
19. Manning and Lewis by Rubicon Industries Corp.
20. Mersen
21. Modine Manufacturing Company
22. Sainest Tubes Pvt. Ltd.
23. Serck by Unipart Group
24. Shaym Heat Exchanger
25. SHECO Industries Inc.
26. SPX FLOW Inc.
27. Thermex Ltd.
28. Thermofin
29. Xylem