| Business | Phone |
| A A Metal Polishing & Chrome 2479 Industrial Pkwy W, Hayward 94545 | (510) 265-1606 |
| Fine Metal Finishes 671 W A St, Hayward 94541 | (510) 264-0452 |
| G & E Metal 2527 W Winton Ave, Hayward 94545 | (510) 264-9124 |
| Serra Corp 20478 Mission Blvd, Hayward 94541 | (510) 278-7500 |
| Abco Wire & Metal Products 25633 Clover Rd, Hayward 94542 | (510) 782-7310 |