| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Johnson Bros. Roll Forming Co. | USA | |
| 2 | Empire Abrasives | USA | |
| 3 | Machining For Electronics Inc. | USA | |
| 4 | Dico Products Corporation | USA | |
| 5 | Currie Enterprises Inc. | USA | |
| 6 | General Flange & Forge | USA | |
| 7 | Elbe & Sohn | USA | |
| 8 | Hamilton Caster | USA | |
| 9 | Wheel Truing Brake Shoe Co. | USA | |
| 10 | Precision Spindle & Accessories Inc. | USA |
