| tmanet.com | Tooling & Manufacturing Association |
| sfsa.org | Steel Founders' Society Of America - The Steel Casting Technical And Busine |
| nffs.org | The Non-ferrous Founders' Society, A Trade Association Representing Aluminu |
| ironcasting.org | Iron Casting Research Institute |
| fefoffice.org | Foundry Educational Foundation |
| ductile.org | Ductile Iron Society |
| diecasting.org | North American Die Casting Association |
| cisa.org | Metal Casting & Foundry Machinery & Supplies - Cisa |
| castmetals.com | Cast Metals Institute |
| afsinc.org | American Foundrymen's Society |
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