| Business | Phone |
| Advantage Systems 8716 Lodestone Cir, Elk Grove 95624 | (916) 686-3737 |
| Artisan Alarms 9158 Eastpointe Ct, Elk Grove 95624 | (916) 681-7777 |
| Centurion Security Systems 8549 Iris Crest Way, Elk Grove 95624 | (916) 685-7787 |
| Lifemasters Security Alarms 9590 Roan Fields Pl, Elk Grove 95624 | (916) 685-4842 |
| Elk Grove Security Systems Inc Elk Grove 95624 | (916) 685-5311 |
| Visual Security Controls Elk Grove 95758 | (916) 683-7270 |