| 1 | Stafford Manufacturing Corp. | | USA |
| 2 | Johnson Bros. Roll Forming Co. | | USA |
| 3 | The Hollaender Mfg. Co. | | USA |
| 4 | World Wide Metric Inc. | | USA |
| 5 | Alan Manufacturing Inc. | | USA |
| 6 | MISUMI USA | | USA |
| 7 | Everkem Diversified Products | | USA |
| 8 | HoldRite a brand of Reliance Worldwide Corporation | | USA |
| 9 | Denier James Co. | | USA |
| 10 | Kee Safety Inc. | | USA |
| 11 | Jaeger USA Inc. | | USA |
| 12 | Island Fitting | | USA |
| 13 | Jove Pipe & Duct Support Systems Div of JTI Companies Inc | | USA |
| 14 | WSM Industries | | USA |
| 15 | Rieger Flow Products LLC | | USA |
| 16 | IPS Corp. | | USA |
| 17 | Cretex Specialty Products | | USA |
| 18 | General Plastics Inc. | | USA |
| 19 | Charlotte Pipe & Foundry Co. | | USA |
| 20 | United Pipe Nipple Company | | USA |
| 21 | Sheet Metal Connectors | | USA |
| 22 | Wil-Mar Products Inc | | USA |
