| Business | Phone |
| Recon Refractory Svc 3914 Cherry Ave # B, Long Beach 90807 | (562) 988-7980 |
| Ruiz Engineering Co 1344 Temple Ave, Long Beach 90804 | (562) 439-3070 |
| Ledsam Contracting Long Beach 90802 | (562) 983-7311 |
| Phelps Southwest Inc 235 E Broadway # 718, Long Beach 90802 | (562) 234-1705 |
| M Industrial Mechanical 3930 Cherry Ave, Long Beach 90807 | (562) 988-0449 |
| P & J Engineering 1511 Cota Ave, Long Beach 90813 | (562) 432-8170 |
| Lopez Grading & Paving Inc 2735 Iroquois Ave, Long Beach 90815 | (562) 420-2487 |