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Home Security Systems Longmont Colorado

Securing customers in and around the Longmont Colorado area

  • Professionall installation available in Longmont
  • Security cameras Longmont Colorado
  • Longmont Colorado Alarm Monitoring
  • Locally owned and operated
  • Simple pricing. No hidden fees
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Reliable Home Security Vehicle

What Our Longmont Colorado Customers Say About Us

Highly recommended

Patrick W., Longmont, CO

Colin was fantastic. Highly recommend him and RHS....

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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 eff...

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Everyone at RHS did a great job

Robert M., Longmont, CO

Everyone at RHS did a great job. Jake was dry helpful in all aspects of the sales process and Troy was prompt, courteous, pat...

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Good technology, great price

Bill F., Littleton, CO

Great local company with national system backing.  Good technology, great price and I deal with Matt each time I need anythi...

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Thanks for the great service and awesome security system!

Shannon J., Washington Park West, Denver, CO

Andrew installed my security system last week and did a great job! He was punctual, very friendly and very informative. Thank...

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First class service

Barbara T., Littleton, CO

First class service. Never a problem with having to follow-up with questions. Highly recommend!...

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Very professional install and service

Kate W.,

Had a neighbor's house that was broken into and since I work from home and am alone a lot I felt a little frightened. These g...

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No pushy sales tactics

April B., Thornton, CO

What a perfect name for this company. The installation expert, Colin, was professional, courteous and knowledgeable, working ...

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Local company

Natasha M., Denver, CO

We had a great experience with Reliable Home Security. We were referred to Matt by one of our friends. Matt was able to expla...

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Quick install – and courteous installers

Jeff R., Denver, CO

Quick install - and courteous installers. Spent the time to go over my questions and explain my new alarm system....

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Very patient with the teaching

Sharon M., Castle Rock, CO

Very professional and thorough. Matt gave us our quote and Colin did the installation. He was very patient with the teaching....

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The most knowledgeable in the Denver/Boulder area

Craig T., Boulder, CO

Reliable Home Security did a great job installing alarm system in our new home. There was scheduling mix up (probably my fau...

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Install & post sales support

Scott M., Denver, CO

Choosing Reliable has been a great experience since the beginning. Everything from getting a quote, the install, and post sal...

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Our experience with Reliable was fantastic

Dennis H., Niwot, CO

Reliable provided a quote without coming to my home, which was somewhat concerning, but not overly. They were much less expe...

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Thanks for everything!

Gary O., Colorado Springs, CO

Thanks for everything! Just wanted to send a note about Roger. He is a great representative for your company. He was patient ...

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