Home Security Mobile Apps & Camera

Complete the form now to get a Free alarm quote

27/7 UL® Professional Monitoring & Police Dispatch

Mobile App Control & Home Automation

Next Generation in Fire & Freeze Monitoring

Flood Protection. Stop Water Damage Before It Starts

Affordable Cameras & Video Surveillance

CO Detection Whether You are Asleep or Away

What Our Denver Colorado Customers Say About Us

Reasonably priced and easy to use

Jim M., Denver, CO

Matt and his entire staff were wonderful throughout the entire process. Matt assessed our needs over the phone, and the technician arrived on time installing the desired system while answering all my questions including extensive instruction. They ar...

Read more on Yelp

Responsive to all of my questions

Chelsea G., Denver, CO

Great experience and customer service! They were on time and really responsive to all of my questions! Thank you so much, I have already recommended you to my friends and family!...

Competitive equipment pricing

David P., Denver, CO

Competitive equipment pricing, similar to ADT. Expert installation went very smoothly and the alarm works great. Couple of issues: there is no remote access for health emergencies - you have to reach the keypad which renders this feature useless in a...

Read more on Yelp

Patient, efficient, knowledgeable

Wanda P., Denver, CO

Matt,  Vince was very polite, patient, efficient, knowledgeable, and we are so happy he was our installer this morning.  Vince deserves a raise!  And thanks to you for your information and answering many questions. Your phone voice is perfect, I c...

I can secure my home remotely

Lisa L., Denver, CO

My home was recently broken into and many valuables stolen. The thieves took the time to try to break into multiple points in our home - we were on vacation. My roommates and I live in Cory-Merrill which is regarded as a nice neighborhood in Denver p...

Read more on Yelp

Good recommendations to upgrade

Neil N., Denver, CO

I needed a new alarm company and monitoring service since my previous provider is retiring. I contacted five alarm companies and met or spoke with them about their services. I chose to go with Reliable Home Security because they are local and Matt pr...

Read more on Yelp

Punctual service

Samah A., Denver, CO

Very professional and punctual service....

Read more on Google

Very efficient installation

Allyson K., Denver, CO

I contacted Reliable Home Security after my contract with Xfinity expired.  The person I spoke to was very helpful, gave me an accurate estimate and scheduled the installation to meet my needs, Very efficient installation and I was given detailed in...

Read more on Yelp

Installation was fast and painless

Sarah B., Denver, CO

Great experience so far- installation was fast and painless, love the monitor screen itself, and no issues so far! Nice company to work with....

Read more on Yelp

Solid alarm system

Lauren I., Denver, CO

Reliable Home Security couldn't have been better. They showed up when they said they would, charged us the appropriate amount, and delivered a solid alarm system. We did have a few issues in the beginning, but they responded to everything immediately...

Read more on Yelp

I have nothing but great things to say about Reliable Home Security

Kaurie H., Denver, CO

I'm normally not one to post a review, but Reliable Home Security deserves the accolades. From my first interaction down to the install I have nothing but great things to say about Reliable Home Security. Thank you to both Matt and Andrew for a great...

Read more on Google +

Reasonably priced and easy to use

Jim M., Denver, CO

Matt and his entire staff were wonderful throughout the entire process. Matt assessed our needs over the phone, and the technician arrived on time installing the desired system while answering all my questions including extensive instruction. They ar...

Read more on Yelp

System is working 100% of the time

Samy M., Aurora, CO

I just put in a security system with Reliable Home Security. I have so far had the best experience with the system. I'm happy with the way it turned out. The system is working 100% of the time and we have had no issues. The reoccurring monthly charge...

Read more on Yelp

This is the second time we have used Reliable

Stephanie S., Longmont, CO

We recently moved and this is the second time we have used Reliable Home Security. They were great! Very professional and efficient. We feel very safe after their install. I would highly recommend this company!...

Read more on Yelp

Thank you for the protection of my home

Lynne G., Aurora, CO

Many thanks to Matt and to Colin.  They explained all my options, explained how the system works, answered all my questions with great patience and installed the system within days of my initial call.  I have never had a security system before and ...

Read more on Yelp

Prices very reasonable

Katie C., Golden, CO

Where do I start. We had started a security plan with a different vendor who was independent. In the end he could not get the job done. 6 months later I am trying to find a company that can help finish the job. This was a large project with cameras, ...

Read more on Yelp

Monthly Rate Was Half of What ADT was Charging

Justin P., Englewood, CO

These guys are great. After not being able to get a hold of ADT to come fix the system, outdated as it was 26 years old, Reliable came out and fixed all the old connections that were broken, set up new displays, & new CO & smoke alarms. The m...

Read more on Yelp

We are very happy with the services/pricing

Kelly K., Denver, CO

Very easy installation process and we are very happy with the services/pricing. Totally worth the price for peace of mind and a safe home!!...

Read more on Google +

We had a great experience

Rob B., Littleton, CO

I wanted to let you that we had a great experience with both Matt and your installer Colin . Both were extremely professional and knowledgeable in the selection and install of our new system . We are very happy with our new alarm system ! Make sure ...

Read More Denver, CO Reliable Home Security Reviews From Trusted Sources:

24/7 Alarm Monitoring

Security Services

Medical alerts, security cameras, business security systems in Denver Colorado

Free Quote
Professional Installation

Professional Installation

Free professional Installation available in Denver Colorado

Free Quote

Protect Your Home With The Best Denver Alarm Company

We offer several different monitoring options to best fit your needs, all at a price lower than our competition. You simply will not find a better product at a better price!

  • Color touch screen control panel
  • Professional installation
  • Low alarm monitoring rates
  • No high-pressure sales tactics
  • Simple Pricing & No hidden fees
home security apps for iPhone, iPad, watch, Amazon Echo

Alarm Permits in Denver Colorado

City of Denver will not respond if an alarm permit is invalid or not given. Denver, CO has contracted with a 3rd party registration company “PMAM”. Alarm permit applications are now available from the city website: City and County of Denver’s False Alarm Management System.  Please contact us for more information.

Denver Alarm Systems Ordinance quick links: 

Emergency Contacts in Denver Colorado

Denver Police Department