| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | MetalTek International | USA | |
| 2 | Phoenix-E | USA | |
| 3 | Rapid Accu-Form Inc. | USA | |
| 4 | Professional Power Products Inc. | USA | |
| 5 | Aeroacoustic Corp. The | USA | |
| 6 | Architectural Grille | USA | |
| 7 | LoTec Inc. | USA | |
| 8 | Read Manufacturing Co. Inc. | USA | |
| 9 | VAW Systems Ltd. | USA | |
| 10 | Central Air Conditioning & Sheet Metal Inc. | USA |
