| Metal Matrix Composite | Nonferrous Metal | Ferrous Metal |
| Electronic/Magnetic Alloy | Metal Foam, Mesh, or Honeycomb | Intermetallic |
| Advanced Magnesium Technologies (AMT) | AK Steel | Alcoa |
| Alpase | American Elements | GrafTech International |
| Hoskins Manufacturing | MetalTek | Mueller Industries Inc. |
| NBETech | PCP-Canada | Plansee SE |