| Business | Phone |
| Golden State Alarms 7114 De Celis Pl, Van Nuys 91406 | (818) 994-4733 |
| Rayco Security Inc 7737 Densmore Ave, Van Nuys 91406 | (818) 779-0900 |
| Delta Fire Protection 7718 Burnet Ave, Van Nuys 91405 | (818) 764-7990 |
| Smoke Detectors Inc 15008 Delano St, Van Nuys 91411 | (818) 989-7377 |