| Business | Phone |
| All Bay Steel Inc 5829 Preston Ave, Livermore 94551 | (925) 373-0149 |
| Allen Steel Co 5753 Southfront Rd, Livermore 94551 | (925) 373-7787 |
| Caltech Fence Co Livermore 94550 | (925) 449-7270 |
| Diamond Construction Po Box 153, Livermore 94550 | (925) 373-4864 |
| Fjc Contracting 1308 Anza Bay, Livermore 94550 | (925) 337-3390 |
| Allen Steel Co 5753 Southfront Rd, Livermore 94551 | (925) 934-4114 |
| Southwest Fence & Supply 1522 Buena Vista Ave, Livermore 94550 | (925) 373-4715 |
| Thompson & Thompson Fence Co 2584 Grant Ave, Livermore 94550 | (925) 449-4070 |