See Why We Are The #1 Top Rated Local Home Security Company In St. Louis, MO

Your home is where life happens. It’s where your family should always feel safe and secure. A professionally monitored security system from Citywide Alarms gives you that extra layer of protection and peace of mind. It’s a simple step that can make a big difference in how you live, day in and day out.

Your business is built on hard work, and protecting it should never be left to chance. From break-ins to after-hours access, a professional security system from Citywide Alarms helps you stay ahead of threats. Whether you’re on site or away, you’ll know your property, equipment, and people are safe.

Our security cameras deliver sharp, high-resolution video with advanced motion detection and infrared night vision—so you never miss a moment, day or night. Choose from flexible storage options, including secure cloud backup and on-site recording, and review footage anytime from your phone, tablet, or computer. Whether you’re protecting your home or business, our systems give you the visibility and peace of mind you need.