| | ALFA BIZ LIMITED (Lin'an, China) | |
| | Titanium Fabrication Corporation (Fairfield, NJ) | |
| | Qingdao Free Zone A&Z Heat Exchanger (Qingdao, China) | |
| | Thermal Kinetics (Buffalo, NY) | |
| | China Hangzhou Kehao Machinery Co., Ltd (Hangzhou, China) | |
| | Wuxi Fangsheng Heat Exchanger Manufacturing Co., Ltd (Wuxi, China) | |
| | Allegheny Bradford Corporation (Lewis Run, PA) | |
| | WCR Inc. (Dayton, OH) | |
| | Lydall Affinity (Ossipee, NH) | |
| | Baode Heat Exchanger Co.,Ltd (Wuxi, China) | |
| | Visoka Private Limited (Chennai, India) | |
| | Turbotec Products, Inc. (Windsor, CT) | |
