LOS ANGELES
| Company Name | Location | Telephone |
| Alard Machine Products | Gardena, CA | 310-323-4374 |
| Atco | Pasadena, CA | 626-449-2696 |
| B & T Metal Cutting Service | El Monte, CA | 626-448-9056 |
| Bachmann Precision Machine Corp. | South El Monte, CA | 626-442-4052 |
| Century Precision Engineering | Gardena, CA | 310-538-0015 |
| Coast Metal Craft | Rancho Dominguez, CA | |
| El-Co Machine Products, Inc. | Inglewood, CA | 323-678-2226 |
| Electronic Stamping Corp. | East Rancho Dominguez, CA | 310-639-2120 |
| ERC Co | Rancho Dominguez, CA | 310-603-2970 |
| Ilco Tube Bending & Engineering | Rancho Dominguez, CA | 310-631-8655 |
| International Rubber Products | Rancho Dominguez, CA | 323-771-2032 |
| JDH Pacific, Inc. | Norwalk, CA | 562-926-8088 |
| Lance Mfg. Co., Inc. | Gardena, CA | 310-323-4601 |
| Mechanical Engineering Co. | Glendale, CA | 323-245-8891 |
| Stadco | Los Angeles, CA | 323-227-8888 |
| TCI Precision Metals | Gardena, CA | 310-323-5613 |
| Thompson Industries - A TSI Company | Hawthorne, CA | 310-679-9193 |
| Vescio Threading Co. | Santa Fe Springs, CA | 562-802-1868 |
| Wolfe Industries, Inc | Santa Fe Springs, CA | 562-921-2202 |
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