A&B Die Casting Inc (Hercules, CA)
Alloy Die Casting (Buena Park, CA)
California Die Casting Inc. (Ontario, CA)
Cox Die Casting (Gardena, CA)
Del Mar Industries (Gardena, CA)
Dynacast Lake Forest (Lake Forest, CA)
Heritage Die Casting Co. (Denver, CO)
Honeywell International (San Diego, CA)
Hyatt Die Cast & Engineering (Cypress, CA)
Kenwalt Die Casting Corp (Sun Valley, CA)
Kinetic Die Casting, Inc (North Hollywood, CA)
Los Angeles Die Casting Company (Commerce, CA)
Pacific Die Casting Corp. (Commerce, CA)
Prestige Casting Inc (Englewood, CO)
Prototype Casting (Denver, CO)
Rayteq (Healdsburg, CA)
Simalex Manufacturing Co. (Langley, BC Canada)
SKS Die Casting & Machining (Alameda, CA)
Thermtronix Corp (Adelanto, CA)

NADCA Chapter 30 also has over 175 individual members.