| Business | Phone |
| Rmc Pacific Materials 4700 Norris Canyon Rd, San Ramon 94583 | (925) 866-1177 |
| Rmc Pacific Materials 4750 Norris Canyon Rd # A, San Ramon 94583 | (925) 866-2780 |
| Rmc Cemex 4700 Norris Canyon Rd, San Ramon 94583 | (925) 866-1177 |
| Rmc Cemex 4750 Norris Canyon Rd # A, San Ramon 94583 | (925) 866-2780 |