| Business | Phone |
| Alfredo's Concrete 4646 Jean Ct, Union City 94587 | (510) 489-3408 |
| D Concrete 32413 Deborah Dr, Union City 94587 | (510) 487-8715 |
| Fresh Concrete Inc 30506 Union City Blvd, Union City 94587 | (510) 471-2286 |
| Nick's Concrete 33857 Washington Ave, Union City 94587 | (510) 429-7039 |