🔥 Smoke doesn’t make appointments. Make sure your fire alarm system is ready before you need it!
United Fire Alarm Systems helps with inspections, service, and installs—so you can stay focused on business (not beeping panels).
📍 9021 Riverview Drive, St. Louis, MO 63137
📞 314-869-8500
✉️ [email protected]
🌐 www.UnitedFireAlarmSystems.net
United Fire Alarm Systems
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St Louis Metropolitain Area Fire Alarm Installations in St Louis, Mo Subsidiary of ACF Alarm Company.
UL Certified Installer of Fire Alarm Systems More and more cities are now requiring fire alarm systems to be installed by a UL certified installer
01/14/2026
United Fire Alarm Systems, Inc. helps keep businesses safe when it matters most. 🔥🚨
We design, install, inspect, repair, and monitor fire alarm systems so your building is protected and stays up to code. Whether you need a brand-new system, upgrades to an older one, or routine inspections and maintenance, our team handles it all.
✅ NICET-certified engineers & technicians
✅ Commercial + industrial fire protection
✅ 24/7 emergency support
✅ UL-level standards for fire alarm services
✅ Silent Knight systems (with optional cellular communication to speed up signals and cut telecom costs)
Need help with fire protection for your business?
📞 (314) 869-8500
04/28/2020
United Fire Alarm Systems - UL Listed
For a free estimate call 314-772-0070
05/24/2017
NBC TODAY Show: Kitchen Fire Safety, Apr. 23, 2007 Most home fires begin in the kitchen, and Home Safety Council President Meri-K Appy demonstrates how quickly a kitchen fire can get out of control. With a li...
01/22/2017
FIRE ALARM INSTALLATIONS
IN ST LOUIS
License Contractor in both St Louis City and St Louis County.
We Install and Service Photoelectric Smoke Detectors, Provide Fire Alarm Installations in St Louis, and Fire Alarm Testing!
12/23/2016
11/25/2015
United Fire Alarm Systems photos We are Bonded and have General Liability and Workmen Compensation insurance are technician's are Certified Alarm/Security Technician's
11/17/2015
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Address
9021 Riverview Drive Ste 100
St. Louis, MO
63137
Opening Hours
| Monday | 8am - 4:30pm |
| Tuesday | 8am - 4:30pm |
| Wednesday | 8am - 4:30pm |
| Thursday | 8am - 4:30pm |
| Friday | 8am - 4:30pm |