| Business | Phone |
| Comercial Welding Svc Lopez 12137 Lopez Canyon Rd, Sylmar 91342 | (818) 834-6820 |
| L A Welding & Fabrication 13550 Raven St, Sylmar 91342 | (818) 367-5078 |
| Robert S Ironworks 13101 San Fernando Rd, Sylmar 91342 | (818) 364-6656 |
| Zulem Precession Welding 13010 San Fernando Rd # 9, Sylmar 91342 | (818) 833-7681 |