1. Broad Air Conditioning Co. Ltd.
2. Carrier Corporation
3. Century Corporation
4. Colibri BV
5. Daikin Industries Ltd.
6. EAW Energieanlagenbau GmbH
7. Hitachi Appliances Inc.
8. Hyundai Climate Control Co. Ltd.
9. Johnson Controls Inc.
10. Kawasaki Thermal Engineering Co. Ltd.
11. LG Corporation
12. Robur Corporation
13. Shuangliang Eco-Energy Systems Co. Ltd.
14. Thermax
Ltd.
15. Trane Inc.
16. World Energy
17. Yazaki Energy Systems