| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Xylem Inc. | USA | |
| 2 | The Hollaender Mfg. Co. | USA | |
| 3 | Asahi/America Inc. | USA | |
| 4 | Ensinger Penn Fibre Inc. | USA | |
| 5 | World Wide Metric Inc. | USA | |
| 6 | WL Plastics Corp. | USA | |
| 7 | Reading Technologies Inc | USA | |
| 8 | MarsMetal Specialty Casting | USA | |
| 9 | MISUMI USA | USA | |
| 10 | Global Metals | USA | |
| 11 | AGRU America Inc. | USA | |
| 12 | Vita Needle Co. | USA | |
| 13 | Aquatherm | USA | |
| 14 | Piping Systems Inc. | USA | |
| 15 | HANSA-FLEX USA | USA | |
| 16 | United Pipe Nipple Company | USA | |
| 17 | Georg Fischer LLC | USA | |
| 18 | Town & Country Plastics Inc. | USA | |
| 19 | Corr Tech Inc. | USA | |
| 20 | Simtech Process Systems | USA | |
| 21 | Ultraflo Systems Inc | USA |
