30+ years protecting South Orange County homes and businesses. Professional installation, 24/7 monitoring, and a local team that answers the phone.
Custom-designed intrusion detection with door/window sensors, motion detectors, and glass break sensors. Immediate alert when something's wrong.
Most Popular Learn MoreHD indoor and outdoor cameras with remote viewing from your phone. Deter crime before it starts and have evidence if it happens.
Learn MoreLock your doors, adjust your lights, and arm your system from anywhere. Powered by Alarm.com — one app controls everything.
Learn MoreProfessional-grade smoke, heat, and carbon monoxide detectors integrated with your monitoring system. We alert the fire department so you don't have to.
Learn MoreArm and disarm your system, view live cameras, lock doors, and get instant alerts — all from your phone. Full control of your security, anywhere in the world.
Learn MoreOur monitoring center never sleeps. When an alarm triggers, a live operator dispatches fire, police, or medical — not an automated bot.
Included with all systems Learn MoreNot a franchise. Not a call center in another state. A real South OC company with real people you can reach when you need help.
We design your system around your property, your risks, and your budget. You get exactly what you need, nothing you don't.
We install, train you on the system, and stay available for service calls. Your security doesn't stop at installation day.
When your alarm goes off, a live operator contacts you and dispatches emergency services. No algorithms, no delays.
"We've had Excel Security for over 10 years now. When we had a false alarm at 2am they called us immediately and had everything sorted in minutes. That kind of service is rare."
"I called three companies for quotes. Excel was the only one that actually came out to look at the property before giving me a price. Professional, honest, and fair. Highly recommend."
"Great company. They installed cameras and an alarm at my restaurant. The remote viewing through my phone is incredibly convenient. They also walked me through everything until I was comfortable."
Mon – Fri: 8:00am – 6:00pm
Sat: 9:00am – 3:00pm
24/7 emergency monitoring always active
South Orange County, CA
Free on-site estimate. No high-pressure sales. Honest recommendations. If we can't improve on what you have, we'll tell you — and we won't charge you for the visit.