| Business | Phone |
| Cardinal Construction 33457 Western Ave, Union City 94587 | (510) 489-8854 |
| Dna Building Construction Union City 94587 | (510) 324-3960 |
| Quizon Construction 4143 Sunflower Ct, Union City 94587 | (510) 441-7738 |
| Straight Up Construction 33537 Alvarado Niles Rd, Union City 94587 | (510) 324-4077 |
| Tri City Pool & Spa Svc Po Box 1321, Union City 94587 | (925) 426-1180 |
| Tulloch Construction 33444 Western Ave, Union City 94587 | (510) 324-2619 |
| We O'Neil Construction 33125 Mission Blvd, Union City 94587 | (510) 441-0352 |