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The Best Home Security Company in D.C.

Backed by experts passionate about keeping people and communities safe, we offer custom smart security solutions easily integrated with home automation and managed from our mobile app.

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Award-winning Monitoring

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Free Professional Installation

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Custom Home Security Packages

Guardian Solutions for Washington, D.C.

Customized to fit your home, budget, and most importantly, your security needs.

Call 410.760.4836
  • Professionally installed security systems
  • Award-winning 24/7 monitoring
  • Backed by a team of security experts

Your Partner in Protection

Recognized as a top 10 security company nationwide, Guardian Protection has been helping keep the Greater Washington, DC metro area safe for decades.

 

We offer the very best smart home security and business security solutions — installed by experts, monitored 24/7 by people who care and elevated with automation technology.

 

In short, we’ve got DC covered.

 

Guardian Protection – Washington, DC
9125 Guilford Road
Columbia, MD 21046
410.760.4836

Call 410.760.4836
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1Safe and Secure Starts Here

Call 800.857.5028 to get started or fill out the form now to get a free quote.

  • No Cost or Obligation
  • Consult with a Security Expert
  • Free On-site Estimates Available
*By clicking submit, I am authorizing Guardian Protection or its agents to contact me about its offers and services by text messages, telephone calls (including via automated telephone dialing systems and prerecorded messages) and e-mail at the telephone number(s) and e-mail address(es) provided above. This consent is not required to make a purchase.
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*By clicking the button to submit the form, I am authorizing Guardian Protection or its agents to contact me about its offers and services by text messages, telephone calls (including via automated telephone dialing systems and prerecorded messages) and e-mail at the telephone number(s) and e-mail address(es) provided above. This consent is not required to make a purchase.

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*By clicking submit, I am authorizing Guardian Protection or its agents to contact me about its offers and services by text messages, telephone calls (including via automated telephone dialing systems and prerecorded messages) and e-mail at the telephone number(s) and e-mail address(es) provided above. This consent is not required to make a purchase.

Smart Security Service Areas in the Greater D.C. Area

Guardian Protection – Columbia, MD

9125 Guilford Road

Columbia, MD 21046

Sales Hours

Monday – Saturday from 8:30 AM – 5:00 PM ET

410.760.4836

Service Hours

Monday – Friday from 8:00 AM – 5:00 PM ET

800.857.5027

Request a Free Form

Existing Customer? Click Here

Upper Marlboro | Waldorf | Bowie | Fredericksburg | Woodbridge | Clarksburg | Silver Spring | Gaithersburg | Dumfries | Hyattsville | Rockville | Alexandria | Georgetown | Adams Morgan | Foggy Bottom | Penn Quarter | Columbia Heights | Manasses | Prince Frederick

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Call 410.760.4836

D.C. Outdoor Camera Rebate Program

We have great news if you want to add cameras to your security system! D.C. residents can now be reimbursed up to $200 per outdoor camera! Whether you’re looking for an outdoor camera for your home or business, registering your new device with the Metropolitan Police Department makes adding this camera to your security system even easier.

Find Your Outdoor Camera!
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True Experiences From True Customers

With more than 70 years of experience, we've helped saved many customers during their time of need through our monitoring services. Read a few of our customers' stories.

"I love this security system! I wouldn't use anyone else. The picture is clear, and the person that did the installation walked me through everything and was very nice. I am definitely satisfied!"

April S.

My family and I are well pleased with Guardian. We have set off our alarm system by mistake a few times and Guardian responded quickly to make sure we were safe or needed help.

Charles M

"I LOVE GUARDIAN! I feel extremely safe, my surround sound is awesome, my video doorbell is so convenient when I’m not home! My guests are always impressed! 10 stars!"

Lauren G.

"I found Guardian to be very responsive to my needs. They scheduled my installation within a day of my request. The technician was pleasant and efficient."

Angela G.

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Safe and Secure Starts Here

Call 800.857.5028 to get started or fill out the form now to get a free quote.

  • No Cost or Obligation
  • Consult with a Security Expert
  • Free On-site Estimates Available
*By clicking submit, I am authorizing Guardian Protection or its agents to contact me about its offers and services by text messages, telephone calls (including via automated telephone dialing systems and prerecorded messages) and e-mail at the telephone number(s) and e-mail address(es) provided above. This consent is not required to make a purchase.
  • This field is for validation purposes and should be left unchanged.
*By clicking submit, I am authorizing Guardian Protection or its agents to contact me about its offers and services by text messages, telephone calls (including via automated telephone dialing systems and prerecorded messages) and e-mail at the telephone number(s) and e-mail address(es) provided above. This consent is not required to make a purchase.