Southern California Businesses, Residences, Schools, Universities, and Communities are Safe & Secure with USA Alarm Systems

USA Alarm Systems is a trusted partner for securing businesses, homes, schools, universities and enterprises across Southern California, providing comprehensive security.

Southern California Businesses, Residences, Schools, Universities, and Communities are Safe & Secure with USA Alarm Systems

USA Alarm Systems is a trusted partner for securing businesses, homes, schools, universities and enterprises across Southern California, providing comprehensive security.

Professional-Grade Alarm Systems and Seamless Home Automation.

from $34.99/mo.

Powerful encryption helps to keep out sophisticated hackers

Smash-proof security systems ensures that police are still dispatched

Real-time mobile updates & property monitoring

Integrated home automation that's quick to setup and easy to use

Endless options to upgrade as your needs change

Professional installation, local support & service

USA Alarm Systems offering security solutions for homes and businesses in Southern California.

Powerful. Modern. Professionally Monitored.

Enjoy 24/7 UL-listed professional monitoring inclusive with each system, overseen by a central station that diligently monitors for fire, environmental and life safety emergencies. Experience unparalleled response times, a feat unmatched by most other alarm companies, delivered by our highly trained professionals.

Commercial Security Systems
That Work as Hard as You Do.

Business alarm monitoring offers essential security benefits, including real-time threat detection, quick response to emergencies, and a deterrence for potential intruders.

Video Surveillance

Intrusion Detection

Access Control

Fire Alarm

24/7 Alarm Monitoring

Total Business Control
Accessible From Any Device, Anywhere.

Our business security systems offer convenience, flexibility, and enhanced security by enabling business owners to access and oversee their business systems from anywhere, at any time.

Smiling man using a tablet to monitor business security systems, emphasizing accessibility and control from anywhere.
Security professional monitoring multiple screens displaying video surveillance, including a close-up of a potential intruder, emphasizing real-time threat detection and rapid response capabilities.

We Verify A Crime in Progress for Faster Police Response

With remote video monitoring, we provide a powerful security solution with real-time visibility, deterrence of criminal activity, and rapid response capabilities.

"SIMPLY the best! We have been with them for years. Our son also uses them. No comparison. If you are looking for a great alarm company this is it. PERSONAL service. Great techs."

Melanie Galuten

Looking To Reuse Your Existing System?

Have an old security system and want a reliable alarm company to monitor it instead? We can transfer you over for almost no upfront cost. If you're unhappy with your existing alarm system, talk to us today. No one should be stuck with something that isn't working.

DMP logo featuring bold letters and yellow stripes, representing a trusted partner in security solutions for USA Alarm Systems.
Honeywell security system logo, representing USA Alarm Systems' comprehensive security solutions for homes and businesses in Southern California.
DSC logo from Tyco Security Products, representing reliable alarm systems for USA Alarm Systems' security solutions.
USA Alarm Systems logo featuring a stylized shield design, symbolizing security and protection, relevant to their alarm monitoring services in Southern California.
USA Alarm Systems logo featuring a red shield emblem, symbolizing security and protection for homes and businesses in Southern California.
Silent Knight logo, representing advanced security solutions for residential and commercial systems, emphasizing reliability and monitoring services by USA Alarm Systems in Southern California.
Honeywell Fire-Lite alarms logo, representing reliable security solutions for residential and commercial properties, emphasizing USA Alarm Systems' commitment to safety and monitoring services in Southern California.

Family Owned In Southern California Since 1979.

USA Alarm Systems is rated 4.9/5.0 Google Reviews.

USA Alarm Systems installation at a Southern California home, featuring advanced security monitoring.

"SIMPLY the best! We have been with them for years. Our son also uses them. No comparison. If you are looking for a great alarm company this is it. PERSONAL service. Great techs."

Customer in Socal

USA Alarm Systems logo showcasing reliable security solutions for homes and businesses in Southern California.

"As a property manager Alarm systems are very important. I have worked with USA Alarms for over 7 years and they are fantastic. Just a huge thank you for always being alert and responsive to our needs. THANK YOU FOR ALL YOU DO."

Customer in Socal

USA Alarm Systems security installation at a home in Southern California, featuring advanced monitoring equipment.

"USA Alarms does great work. They set up my home with everything I asked for. Their staff is great and friendly. They go above and beyond to provide great service. This business is local and family owned. They will treat you right. It's a great value."

Customer in Socal

The USA Alarm Systems Difference - Serving Our Clients Across Southern California with Integrity and Excellence

USA Alarm Systems has been servicing California since 1979. Not only has our company been actively involved in the Alarm Industry, but both founders at USA Alarm Systems are past presidents of the California Alarm Association. Also one of our founders is a past President of the National Burglar & Fire Alarm Association (now known as the Electronic Security Association). What does this mean? That we have actively been involved in improving the Alarm industry to benefit and help increase everybody's safety and security.

Family Owned, Locally Operated

We live and work in the communities we protect. So we have first-hand knowledge of your neighborhood and local law enforcement.

Unmatched Employee Standards

All USA Alarm Systems employees are background-checked and our licensed alarm system technicians satisfy all state and local requirements.

Superior Technology

Our UL-Listed alarm monitoring station meets the highest safety standards in the alarm system industry. Operators look out for your well-being 24/7.

Getting Started Is Easy

Smiling man in a blue shirt talking on a smartphone, representing Step 1 of contacting USA Alarm Systems for a quote.
Step 1

Request A Quote

Contact us using our short online form. We'll talk about your home or business, assess your goals, and book an appointment.

Security camera with lens detail and green indicator light, labeled "Step 2," emphasizing the process of getting a plan for security system installation by USA Alarm Systems.
Step 2

GET A PLAN

We'll visit you at your home or business, make recommendations, provide a final quote, and schedule installation.

Customer support representative with headset, smiling, emphasizing step 3 of USA Alarm Systems' contact process for security and fire alarm services.
Step 3

GET PROTECTED

We'll train you to use your new security system, and you'll get 24/7 alarm monitoring & VIP customer support!

Contact Us Today

USA Alarm Systems: Home & Business Security in Southern California