A Burglar Alarm Company South Florida Can Count On to Show Up and Stay On
AlarmOne designs, installs, and monitors burglar alarm systems across Fort Lauderdale and South Florida: intrusion sensors, professional 24/7 monitoring, and smart control from a single app.
Get a Free QuoteGet a Free Burglar Alarm Assessment

What Actually Makes a Burglar Alarm Worth Having
A burglar alarm is only worth having if it does three things reliably: detect an intrusion the instant it happens, tell the right people immediately, and get a real response on its way. Plenty of systems fail at least one of those, whether it's a DIY kit that only buzzes inside an empty house or a system whose monitoring quietly lapsed years ago. The value isn't the box on the wall, it's what happens in the seconds after it trips. That's why professional monitoring is the core of a real system: every alarm signal goes to a staffed central station that verifies the event and dispatches the right authorities, 24 hours a day, whether or not you're even aware anything is happening.
The second half of the equation is design. An alarm is only as good as its coverage, so we place sensors based on how a break-in actually unfolds, covering the accessible windows, the back door, and the interior path an intruder would take, instead of scattering a few contacts and calling it done. And because the system needs to hold up over years, we build on proven, professionally supported equipment with cellular backup, so cutting the power or the internet doesn't quietly disarm your protection.
One System for Home, Business, and Everything You Already Run

Frequently Asked Questions
Do I really need professional monitoring, or is a self-monitored alarm enough?
A self-monitored alarm only helps if you happen to see the alert and can act on it, which fails exactly when you’re asleep, traveling, in a meeting, or your phone is off. Professional monitoring means a staffed central station receives every alarm signal 24/7, verifies it, and dispatches police or the proper authorities on your behalf, even when you have no idea anything is happening. For most homes and every business, that guaranteed response is the whole point of having an alarm. We’ll walk through both options honestly so you can decide what fits.
Can you take over the alarm system I already have?
In most cases, yes. It’s one of the things we do most. We test your existing panel, sensors, and wiring, tell you what’s still reliable and what isn’t, replace only what needs replacing, and reconnect the system to dependable 24/7 monitoring with modern app control. You keep the equipment that still works instead of paying for a full rip-and-replace. If the existing hardware is too dated to trust, we’ll tell you that plainly rather than patching something that will let you down.
What happens if a burglar cuts the power or internet?
A professionally installed system is built for exactly that. Your panel has battery backup so it stays armed through a power outage, and we include cellular communication so alarm signals still reach the monitoring center even if the internet or a phone line is cut. That’s a key difference from many DIY setups, where pulling the plug or the router can silently take the whole system offline.
Can I control the alarm and get alerts from my phone?
Yes. You can arm and disarm from anywhere, get an instant push notification the moment a sensor trips, check whether the system is armed, and manage user codes, all from one app. You can also tie the alarm into cameras, smart locks, and lighting, so a single app covers your whole security setup instead of several disconnected ones.
Do you install burglar alarms for businesses as well as homes?
Both. We install residential burglar alarms and commercial intrusion systems, from a single storefront to multi-location businesses managed under one platform. Business systems add features like opening and closing reports, individual employee codes, after-hours alerts, and integration with video surveillance and access control for one connected security picture across every site.
What areas of South Florida do you serve?
AlarmOne installs and monitors burglar alarm systems across South Florida, including Fort Lauderdale, Miami, West Palm Beach, Pompano Beach, Boca Raton, Hollywood, and the surrounding communities. If you’re not sure whether you’re in our service area, call (954) 358-1721 and we’ll let you know right away.
Dak was great as usual. We have been with alarmone for at least 20 years. Always professional and informative. Never try to pressure you into spending money when they come toservice the alarm. Would highly recommend this company for any alarm monitoring needs.
Excellent service.
The technician (Javier) maintained exemplary and professional services at all times. The Smith family
Technician Dex is awesome!! He is very knowledgeable about the products. Super friendly!
DAX has always been extremely professional, timely, informative, pleasant and efficient. I have used him for 15+ years and trust him implicitly,.I know he truly has my best interests at heart. We wholeheartedly recommend him to anyone.
My technician has always been friendly, curious and always has a smile on his face. You can ask any questions and he is eager to answer you. He is one of the best 👌 👍
Mr. Trevor Royal great service technician I truly appreciate his work. Very professional and knowledgeable. Efficiency experience very consistent again I truly appreciate his service you have a great employee job well done thank you very much have a blessed day should appreciate the service😇
Very knowledgeable and diligent in their work.
We received our security system with ALarm One and is very pleased. From the great communication, to the patient I would recommend to anyone.
Great company! Very reliable! Have used them for our business and personal security for many years.
