| Business | Phone |
| Arteco Vision Securities Inc 2000 Innerbelt Business Ctr Dr, St Louis 63114 | (314) 426-5331 |
| Security Plus Llc 6219 S Broadway, St Louis 63111 | (314) 621-2884 |
| Soi Security 1001 Craig Rd, St Louis 63146 | (314) 872-2178 |
| Ipc Security 500 Saint Louis Union Sta, St Louis 63103 | (314) 621-7882 |
| M & M Security 7250 Natural Bridge Rd, St Louis 63121 | (314) 389-5590 |
| Direct Security 3301 Macklind Ave, St Louis 63139 | (314) 353-5688 |
| Honeywell Security Monitoring 11905 Borman Dr, St Louis 63146 | (314) 569-7900 |