| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Calix Ceramic Solutions | USA | |
| 2 | Associated Fastening Products Inc. | USA | |
| 3 | Stratus Industries | USA | |
| 4 | Collison-Goll Ltd. | USA | |
| 5 | Aerospace Alloys Inc. | USA | |
| 6 | Accumet Materials Co. | USA | |
| 7 | High Tech Material Solutions | USA | |
| 8 | Western Saw & Engineering | USA | |
| 9 | CoorsTek Inc. | USA | |
| 10 | U.S. Refractories | USA | |
| 11 | San Jose Delta | USA | |
| 12 | Seastrom Mfg. Co. Inc. | USA | |
| 13 | U.S. Stoneware | USA | |
| 14 | IRD Glass | USA | |
| 15 | Allied Mineral Products Inc. | USA |
