| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Bishop-Wisecarver | USA | |
| 2 | Caster Concepts Inc. | USA | |
| 3 | Mid-States Rubber Products Inc. | USA | |
| 4 | BudgitHoist.com | USA | |
| 5 | Trew Industrial Wheels Inc. | USA | |
| 6 | E.R. Wagner Mfg. Co. | USA | |
| 7 | Intella Parts Company LLC | USA | |
| 8 | Stellana US Inc. | USA | |
| 9 | Hamilton Caster | USA | |
| 10 | Gallagher Corp. | USA | |
| 11 | Superior Tire & Rubber Corp. | USA | |
| 12 | Hi-Temp Inc. | USA | |
| 13 | Payson Casters Inc. | USA | |
| 14 | Aubin Industries Inc. | USA | |
| 15 | Circular Concepts | USA | |
| 16 | Jacob Holtz Co. | USA | |
| 17 | Ohio Travel Bag | USA | |
| 18 | DuraSource | USA | |
| 19 | Universal Trailer Inc. | USA | |
| 20 | Roadrunner Rubber Corp. | USA | |
| 21 | Generic Parts Service Inc. | USA |
