| Business | Phone |
| Nowell Steel 2321 W 10th St, Antioch 94509 | (925) 756-1725 |
| Reliance Sheet & Strip Co 2301 W 10th St, Antioch 94509 | (925) 706-1061 |
| Diverse Steel Sales Inc 2491 W 10th St # 9, Antioch 94509 | (925) 777-9686 |
| Reliance Custom Shearing 2301 W 10th St, Antioch 94509 | (925) 779-1707 |
| Steel Distributors 2491 W 10th St, Antioch 94509 | (925) 755-9288 |