| Business | Phone |
| Advanced Systems 2414 W Vista St, Springfield 65807 | (417) 823-7111 |
| Direct Security Svc Inc 2100 S Brentwood Blvd # G, Springfield 65804 | (417) 888-2333 |
| Federal Protection 2500 N Airport Commerce Ave, Springfield 65803 | (417) 866-7744 |
| Havcom Systems 1843 E Cherry St, Springfield 65802 | (417) 862-6440 |
| Vision Quest 251 S Union Ave, Springfield 65802 | (417) 862-1967 |
| School Public Safety 1131 N Boonville Ave, Springfield 65802 | (417) 895-2911 |
| Security Solutions 2055 S Stewart Ave, Springfield 65804 | (417) 889-0558 |
| Millennuim Security Inc 2109 N Glenstone Ave, Springfield 65803 | (417) 862-0401 |