| Business | Phone |
| Kanyon Construction Inc 32888 Palomares Rd, Castro Valley 94552 | (510) 690-9507 |
| Mac Tarlton Construction 2511 Grove Way # 148, Castro Valley 94546 | (510) 264-1147 |
| Romanov Painting 5378 Briar Ridge Dr, Castro Valley 94552 | (650) 867-6077 |
| All Phase Construction 2659 Castro Valley Blvd, Castro Valley 94546 | (510) 886-2762 |