| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Industrial Filter Manufacturers Inc. | USA | |
| 2 | AAF International | USA | |
| 3 | Phoenix-E | USA | |
| 4 | CECO Environmental | USA | |
| 5 | LoTec Inc. | USA | |
| 6 | Dynamic Filtration Ltd. | USA | |
| 7 | Kinetics Noise Control Inc. | USA | |
| 8 | Metal Form Manufacturing Co. | USA | |
| 9 | Stoddard Silencers of Canada Inc. | USA | |
| 10 | Walker Electronic Silencing Inc. | USA | |
| 11 | Quietflo | USA | |
| 12 | SVI DYNAMICS | USA | |
| 13 | Bayliss Machine & Welding Co. LLP | USA | |
| 14 | Jason Inc. | USA |
