Carrier Global Corporation (U. S.)
Mitsubishi Heavy Industries (Mitsubishi Heavy Industries Thermal Systems Ltd.) (Japan)
G.A.H. Refrigeration (U.K.)
Hwasung Thermo Co. Ltd. (Korea)
Trane Technologies plc (Thermo King Corporation & FrigoBlock Grosskopf GmbH) (U.S.)
Daikin Industries Ltd. (Zanotti S.p.A.) (Italy)
Songz Automobile Air Conditioning Co. Ltd. (China)
Safkar Ege Cooling Air Conditioning Cold Air Tes.?hr.?th.A.? (Turkey)
Kingtec Group Company Limited (U.S.)
Zhengzhou Corun Tech Co. Ltd. (China)