| Metal Matrix Composite | Nonferrous Metal | Ferrous Metal |
| Electronic/Magnetic Alloy | Metal Foam, Mesh, or Honeycomb | Intermetallic |
| AFE TEchnologies; North American Cronite | Aleris | Alpase |
| Arcam | Assab Steels | Goodfellow |
| NBETech | P & P Technology | Touchstone Research Laboratory |
| Universal Wire Works |