Home & Business Security in Los Angeles & Surrounding Areas
Professional alarm monitoring for the City of Los Angeles and the greater LA metro — San Fernando Valley, Westside, San Gabriel Valley, South Bay, Inland Empire, and Orange County. From $9.99/month.
Los Angeles
Diamond Rated
Operators
# ACO 5838
Los Angeles Alarm Monitoring From $9.99/Month
Los Angeles is one of the most diverse cities in the world — from hillside homes in Silver Lake to high-rise condos downtown, from Hollywood bungalows to sprawling estates in the Valley. Every property type, in every neighborhood, deserves professional alarm monitoring.
The Monitoring Center provides 24/7 professional alarm monitoring for LA homeowners and businesses. We offer both new alarm installations and system takeovers — so whether you have an existing system or are starting fresh, we have a solution at a price that makes sense.
Monitoring starts at just $9.99/month, backed by the TMA Five Diamond Rating and a UL-Certified monitoring center with an average response time under 30 seconds.
☎ Call 1-866-247-4999Serving All of Greater Los Angeles
The Los Angeles metropolitan area stretches across hundreds of communities in six major regions. The Monitoring Center serves them all — from the heart of the city to the surrounding suburbs, valleys, and coastal communities.
- City of Los Angeles — all neighborhoods and districts
- San Fernando Valley — Burbank, Studio City, Van Nuys, Encino, and more
- Westside & Coast — Beverly Hills, Santa Monica, Malibu, Manhattan Beach
- San Gabriel Valley — Pasadena, Alhambra, Arcadia, Glendora, and beyond
- South Bay & Southeast — Torrance, Compton, Carson, Downey
- Inland Empire — Ontario, Rancho Cucamonga, Pomona, Fontana
- Orange County — Anaheim, Irvine, Laguna Beach, Long Beach area
Diamond Rated
Trusted By LA Homeowners For Over 25 Years
The Monitoring Center holds the TMA Five Diamond Rating — earned by fewer than 200 monitoring centers nationwide. This is the highest standard of excellence in alarm monitoring, covering operator training, emergency response quality, and monitoring center operations.
Your Los Angeles property is monitored 24/7 through our UL-Certified central station, with an average signal response time under 30 seconds. We follow the same emergency dispatch protocols as the largest national providers — at a fraction of the price.
☎ Speak With a Security ConsultantAlarm Monitoring Services in Los Angeles
From new installations to monitoring takeovers, TMC provides complete alarm services throughout the Los Angeles metro area — residential and commercial.
24/7 UL-Certified Monitoring
Your alarm system is monitored around the clock by trained professionals. Signals are received and acted upon in under 30 seconds, with immediate emergency dispatch when needed.
New System Installation
Full-service alarm installation throughout Los Angeles and surrounding areas. We'll recommend the right system for your property and handle setup from start to finish.
System Takeover & Switching
Already have an alarm system? We monitor up to 98% of existing panels. A technician will reprogram your equipment — no new hardware needed in most cases.
Fire & Life-Safety Monitoring
Smoke, heat, and carbon monoxide detection monitored 24/7. Fire alarm monitoring with immediate fire department dispatch protocols.
Smart System Integration
Remote arm/disarm, live notifications, and system management from the TMC+ App — compatible with most modern security systems.
HOA & Multi-Unit Properties
Volume discounting for HOAs and gated communities throughout the LA metro. Dedicated service team and a proven switchover process — up to 6 months free monitoring during transition.
Why Los Angeles Homeowners & Businesses Choose TMC
Los Angeles & Surrounding Areas We Serve
The Monitoring Center covers the entire Los Angeles metropolitan area across six regions. Find your area below — if you don't see your city, call us to confirm coverage.
San Fernando Valley
Westside & Coast
San Gabriel Valley
South Bay & Southeast
Inland Empire (IE)
Orange County
Don't see your city? Call us at 1-866-247-4999 — we serve many more communities throughout Southern California.
Get Started With Security Monitoring in Los Angeles
Activation is fast, switching is simple, and qualifying new customers receive six months of monitoring free. Call now or fill out the form above to get started.
24/7 Monitoring
UL-Certified central station with TMA Five Diamond Rating and under 30-second average signal response time.
From $9.99/Month
Professional monitoring with 6 months free for new customers. Annual contracts only — no multi-year lock-ins.
Easy Switching
We monitor up to 98% of existing alarm systems. A technician visit is required to reprogram your panel.
Ready To Protect Your LA Property?
Call now to speak with a live security consultant and get your free quote today.
1-866-247-4999 Get a Free QuoteFrequently Asked Questions — Los Angeles
Do you serve all neighborhoods within the City of Los Angeles?
Yes. We serve all neighborhoods and districts within the City of Los Angeles, including Hollywood, Silver Lake, Echo Park, Koreatown, Downtown, Mid-City, Brentwood, Pacific Palisades, Chatsworth, and all others.
What is the monitoring rate for Los Angeles?
Residential monitoring starts at $9.99/month. Your exact rate depends on your system type and communication method. Contact us for a free, no-obligation quote specific to your LA property.
Can you take over my existing ADT or Brinks system?
In most cases yes. We monitor up to 98% of existing alarm panels including those installed by ADT, Brinks, Vivint, and others. A technician visit is required to reprogram the panel.
Do you cover areas outside Los Angeles County?
Yes. We serve the full Los Angeles metropolitan area including cities in Orange County, the Inland Empire (San Bernardino County), Ventura County, and San Diego County.
Are there long-term contracts?
No multi-year contracts. Annual plans only — no 2 or 3-year lock-ins, no hidden cancellation fees, and no forced equipment upgrades.
How quickly does TMC respond to alarms in LA?
Your alarm signal is received and acted upon within an average of under 30 seconds. Our 24/7 live operators follow the same emergency dispatch protocols as all major California security providers.
Do you serve HOAs and condo buildings in Los Angeles?
Yes. TMC specializes in HOA bulk alarm monitoring with volume discounting for LA-area associations. We provide up to 6 months of free monitoring during the switchover period. Contact our HOA Specialist for a customized proposal.
Can I get a new alarm system installed in Los Angeles?
Yes. We provide new alarm system installations throughout the LA metro area. Call us to schedule a free consultation and we'll recommend the right system for your home or business.