| Business | Phone |
| Atlas Fire Protection 4915 W Colter St, Glendale 85301 | (623) 937-8233 |
| Nolin Fire Sprinklers 7313 N 45th Ave, Glendale 85301 | (623) 930-0895 |
| Fire Safety Protection Inc 6232 W Bell Rd, Glendale 85308 | (602) 789-9299 |
| Jacobs Fire Protection 5422 W Altadena Ave, Glendale 85304 | (602) 770-8823 |