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Find the 20 Best Security Companies in Missouri

Browse 20 security companies serving Missouri, including Kansas City, Springfield and St. Louis, for home and commercial protection. Review guarding, patrol and security system services, read customer feedback and contact local providers for estimates.
Camdenton (1)
Columbia (1)
Fenton (2)
Grandview (2)
Kansas City (5)
Lebanon (1)
Shell Knob (1)
Springfield (3)
St. Louis (3)
West Plains (1)
Jade Alarm
50+ Years
Emergency
Not rated yet
Jade Alarm
50+ Years
Emergency
Not rated yet
Our in-house team handles all installation, monitoring, and servicing
Protect your property with Jade Alarm's 24/7 monitored security systems, fire alarms, and access control solutions since 1969. Locally owned and trusted for over 55 years in Kansas City.
Security Systems Fire Alarm Installation Access Control
(816) 333-5233 Call Profile
Not rated yet
Burnes Citadel Security
Emergency
Not rated yet
We have over 50 years of experience in the security industry.
Burnes Citadel Security offers advanced residential and commercial security systems in St. Louis, including intrusion detection, video surveillance, and smart home technology.
Intrusion Detection Smart Home Technology Video Surveillance
(314) 771-7275 Call Profile
Not rated yet
Federal Protection
50+ Years
Emergency
Not rated yet
We offer 50 years of specialized security expertise for financial institutions
Federal Protection offers 24/7 security solutions for financial institutions, including ATM technology, electronic systems, and physical security design. With 50 years of expertise and a 98% contract renewal rate, we deliver reliable protection nationwide
ATM Solutions Bank Security Services Electronic Security Systems
(800) 299-5400 Call Profile
Not rated yet
Kenton Brothers
Emergency
Not rated yet
We implement patented intrusion detection technology with 128 years of security expertise
Kenton Brothers provides advanced security solutions including intrusion detection, access control, and video surveillance since 1897. Serving Kansas City and nationwide with customized protection systems.
Intrusion Detection Access Control Video Surveillance
(816) 842-3700 Call Profile
Not rated yet
Kansas City CCTV & Security
18 Years
Emergency
Not rated yet
We offer UL-certified fire alarm installations and maintenance
Protect your business or home with tailored security systems from Kansas City CCTV & Security. Expert installation of access control, surveillance, and fire safety solutions since 2008.
Access Control Intrusion Alarms Video Surveillance
(816) 781-9769 Call Profile
Not rated yet
Pro-Tech Locksmith
Emergency
Not rated yet
We offer 24/7 emergency locksmith services with rapid response times
Pro-Tech Locksmith in St. Louis, MO offers 24/7 emergency automotive, residential, and commercial locksmith services including key replacement, lock installation, and lockout solutions with rapid response times.
Automotive Locksmith Residential Locksmith Commercial Locksmith
(314) 380-0858 Call Profile
Not rated yet
Locksmith Kansas City
Not rated yet
We provide 24hour emergency locksmith services.
Locksmith Kansas City delivers 24hour, licensed, insured emergency, automotive, residential, and commercial locksmith services with advanced technology and unbeatable prices.
Emergency Locksmith Auto Locksmith Residential Locksmith
(816) 298-8077 Call Profile
Not rated yet
Grennan Communications
Emergency
Not rated yet
We have nearly 40 years of experience in telecommunications and security solutions.
Grennan Communications offers advanced security systems, telephone equipment, and structured cabling in Southern Missouri and Northern Arkansas. Serving businesses and residences for 40 years.
Telephone Systems Security Systems Camera Systems
(417) 256-6588 Call Profile
Not rated yet
Brinton Security
Not rated yet
We offer 24/7 security control via voice, keypad, or mobile app integration.
Brinton Security provides advanced security and automation systems with voice, keypad, and app control for homes and businesses. Call (800) 747-9399 for reliable protection.
Security Systems Home Automation Access Control
(417) 858-0561 Call Profile
Not rated yet
Marmic Fire & Safety
Not rated yet
We have protected communities since 1951 with 70 years experience.
Employee-owned Marmic Fire & Safety delivers 70+ years of expert fire protection with 1,300 certified pros serving 50,000 clients nationwide.
Fire Alarm System Fire Sprinkler System Fire Suppression System
(417) 865-3473 Call Profile