| Business | Phone |
| American Discount Security 4510 Peralta Blvd # 21, Fontana 92335 | (909) 350-0065 |
| Associates Group Fontana 92335 | (909) 574-1737 |
| Construction Protective Svc 14561 Hawthorne Ave, Fontana 92335 | (951) 681-7495 |
| County Wide Security & Train 9820 Sierra Ave # H, Fontana 92335 | (909) 574-8334 |
| Crabb Security Svc 14540 Idaho St, Fontana 92336 | (951) 712-8678 |
| Guard Express Inc 9161 Sierra Ave # 203b, Fontana 92335 | (909) 355-9711 |
| Mc Cloud Protection Svc Fontana 92335 | (909) 574-1460 |
| Gap Security 11506 Trotter Ln, Fontana 92337 | (909) 349-1060 |
| Sherman Security 5081 La Sarre Dr, Fontana 92336 | (909) 803-2587 |
| Villa Private Security 15173 Valley Blvd, Fontana 92335 | (909) 829-2781 |