| Silver Alloy | Gold Alloy | Platinum Alloy |
| Palladium Alloy |
| AIM Specialty Materials | Cadi Company | California Fine Wire |
| CMW Inc. | Hogen Industries | Indium Corporation of America |
| Lucas-Milhaupt | Lucas-Milhaupt | Mi-Tech Metals |
| NBETech | Wieland | Williams Advanced Alloys |