| Business | Phone |
| Gwp 1743 S Willow Ave, Rialto 92376 | (909) 468-5110 |
| Southland Pipe Corp 1230 W Durst Dr, Rialto 92376 | (909) 873-3820 |
| Steel Unlimited Inc-Sui Manufacturer 456 W Valley Blvd, Rialto 92376 | (909) 873-1222 |
| Tubular Steel Inc 2750 N Locust Ave, Rialto 92377 | (909) 429-6900 |