List Of All security company Leads in St. Louis
Here's what's listed for security company in St. Louis right now — 20 businesses with addresses, phone numbers, and ratings. R and G Protective Services currently holds the top rating at 5.0★, while the average across the list sits around 4.1★. Details were last refreshed 8/23/2026, so you can browse with confidence and reach out directly to the ones that fit.
20 results · last updated 8/23/2026
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| Name | Phone | Links | Reviews | Category | |
|---|---|---|---|---|---|
| R and G Protective Services10816 Galt Industrial Blvd, St. Louis, MO 63132, United States | +****7*••••2 | — | 5.0(9 reviews) | Security service | |
| Statewide Protection Services LLC2228 Olive St, St. Louis, MO 63103, United States | +******••••0 | st****••••*.comRegister to View | 5.0(5 reviews) | Security guard service | |
| SK Security9905 Gravois Rd, St. Louis, MO 63123, United States | +*9**7*••••3 | — | 5.0(1 reviews) | Security guard service | |
| SK Security1722 Olive St Ste 211, St. Louis, MO 63103, United States | +*8*6*9••••7 | — | 5.0(1 reviews) | Security guard service | |
| Metropolitan Public Safety (OFFICER HENSLEY)400 N 4th St, St. Louis, MO 63102, United States | — | — | 4.9(215 reviews) | Department of Public Safety | |
| Burnes-Citadel Security5027 Columbia Ave, St. Louis, MO 63139, United States | +****77••••5 | — | 4.8(40 reviews) | Security system supplier | |
| ACF Alarm Company9021 Riverview Dr, St. Louis, MO 63137, United States | +****86••••0 | sa***••••*.netRegister to View | 4.7(45 reviews) | Security system supplier | |
| Blueline Security7940 Watson Rd, St. Louis, MO 63119, United States | +******••••8 | in**••••*.comRegister to View | 4.7(14 reviews) | Security guard service | |
| Citizen's Guard Security - St. Louis100 S 4th St Ste 550, St. Louis, MO 63102, United States | +*877**••••0 | se****••••**.usRegister to View | 4.7(14 reviews) | Security guard service | |
| Hudson Services, Work314 N Jefferson Ave, St. Louis, MO 63103, United States | +****6*••••0 | — | 4.5(31 reviews) | Security guard service | |
| Praetorian Guard Services | St. Louis Private Security Guard Agency, Executive Protection Companypraetorianguardservices.com | +*8**7*••••3 | — | 4.4(17 reviews) | Security guard service | |
| Campbell Security and Services Group2350 S 7th St #130, St. Louis, MO 63104, United States | +*****9••••1 | — | 4.4(7 reviews) | Security service | |
| GCI Security, Inc.1 Campbell Plaza #1a, St. Louis, MO 63139, United States | +******••••0 | sa***••••*.comRegister to View | 4.2(29 reviews) | Security guard service | |
| Sentry Security Agency Inc9021 Riverview Dr #200, St. Louis, MO 63137, United States | +****86••••5 | — | 3.9(53 reviews) | Security guard service | |
| Securitas Security Services USA55 W Port Plaza Dr #750, St. Louis, MO 63146, United States | +******••••2 | so****••••*.comRegister to View | 3.8(56 reviews) | Security guard service | |
| GardaWorld1699 S Hanley Rd #350, St. Louis, MO 63144, United States | +****6*••••7 | me***••••*.comRegister to View | 3.7(117 reviews) | Security service | |
| Gateway Security Service10097 Manchester Rd, St. Louis, MO 63122, United States | +*****9••••9 | — | 3.3(35 reviews) | Security guard service | |
| Signal of St. Louis4500 Swan Ave, St. Louis, MO 63110, United States | +******••••4 | in**••••*.comRegister to View | 3.0(4 reviews) | Security guard service | |
| GardaWorld1022 S 9th St, St. Louis, MO 63104, United States | +******••••0 | me***••••*.comRegister to View | 2.6(13 reviews) | Security service | |
| Cynergie Security Group929 N Spring Ave Ste I, St. Louis, MO 63108, United States | +******••••2 | in**••••*.comRegister to View | 1.0(1 reviews) | Security service |