Los Angeles Fire Alarm Systems & Monitoring

UL-Listed Central Station protection for commercial & industrial facilities across Los Angeles County

GET A FREE QUOTE

24/7 Monitoring, Inspections & Systems – CSI Security

For over four decades, CSI Security has designed, installed, tested, and monitored fully engineered fire alarm systems with code-compliant results and fast local service.

AdobeStock_502302704-min

Core Fire &

Life Safety Services

  • Fire Alarm System Installation & Design - Engineered systems with CAD submittals, AHJ coordination, and permit assistance.
  • Fire Alarm Monitoring - UL Central Station monitoring with redundant receivers and cellular monitoring.
  • Fire Sprinkler Monitoring & Waterflow Monitoring - Supervised waterflow / tamper per NFPA 72 and Los Angeles Fire Code.
  • Elevator Phone Monitoring & Area of Refuge/Rescue - 24/7 communications for multi-story and ADA-required occupancies.
  • Fire Alarm Testing, Repair & Maintenance - Annual/semi-annual/quarterly testing; certifications, repairs, and emergency service.
  • Engineered Fire Alarm Plans & Submittals - Plan check packages for LAFD, LA County Fire, and city building departments.
  • UL Central Station Monitoring - Local, 24/7 operators in Los Angeles with rapid dispatch and verification.

Industries &

Facilities We Protect

• Industrial & manufacturing facilities

• Warehouses & logistics hubs

• Commercial buildings & offices

• Healthcare, education & institutiona

• Government & municipal properties

AdobeStock_1724127591-min

What We Do

  • Fire Alarm Systems

    Design/build, retrofits, device adds, tenant improvements, testing, and maintenance.

  • 24/7 Alarm Monitoring

    Fast signal processing with redundant connectivity and immediate dispatch to first responders.

  • Fire Sprinklers

    Wet, dry, pre-action, and deluge systems; hydrostatic testing; repairs; tenant tie-ins.

  • Special Hazard & Clean Agent Suppression

    Server rooms, labs, archives, and high-value assets.

  • Kitchen Hood Suppression

    Design, installation, UL 300 compliance, semi-annual inspections, and recharges.

  • Licensed & Experienced

    Our team is trained and certified to provide the best protection.

  • Portable Fire Extinguishers

    Sales, placement plans, annual tags, 6-year maintenance, and hydro-tests.

  • Elevator Recall Integration

    Smoke control logic, recall testing, and documentation.

  • Fire Protection Inspections

    Quarterly, semi-annual, and annual testing with digital reports and deficiency lists.

Sectors We Serve

  • Multifamily & Mixed-Use (mid-rise/high-rise, podium)
  • Commercial & Office (core/shell, TI, campuses)
  • Hospitality & Restaurants (kitchen suppression, egress)
  • Industrial & Warehousing (sprinkler density upgrades, ESFR)
  • Healthcare & Labs (clean agent, smoke control)
  • Education & Assembly (mass notification, evacuation)
AdobeStock_956754234-min
AdobeStock_1557950040-min

ServiceAreas

CSI Security delivers Los Angeles fire protection—design, installation, inspections, repairs, and 24/7 alarm monitoring—across Los Angeles County and nearby cities. Our NICET-trained technicians coordinate with LAFD and local AHJs, provide night/weekend scheduling to minimize downtime, and support everything from single sites to multi-property portfolios with transparent, photo-timestamped reporting.

We serve Los Angeles, Van Nuys, Glendale, Palmdale, Lancaster, Pasadena, South Pasadena, North Hollywood, Hollywood, Culver City, Beverly Hills, Santa Monica, El Segundo, Westlake Village, Ventura, Long Beach, Downey, San Fernando, and Commerce. If your property is in or near LA County and isn’t listed, contact us—we likely cover your area and can schedule a fast site walk.

Get a Quote Today

Please fill out and submit the form below and a CSI Security team member will contact you shortly

Invalid Email
Invalid Number