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Alarm System

Install A New System or Switch

Over Your Existing System...





Video Security

Install A New System of 4

or More Cameras and Receive...

$250 OFF





Welcomes You

Landscape Lighting • Home Automation

Video Doorbells • Audio / Video (A/V) Systems • Internet & Networking

Technical solutions for Burglar Alarm Systems • Video Security Systems

Schedule Your Free Estimate Today


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Earn SG CASH With Our

Industry Leading Referral Program

Silent Guardian owes so much of our growth to our

wonderful customers and the referrals they bring to us.

We take pride in our work and are proud of the referrals we

receive from customers that trust us in their homes.

To say THANK YOU, we have established the most generous

referral program out there.

The Silent Guardian Team

Refer A New Customer & Receive $100 in SG Cash

Secure Your Home Today!

It is an established fact that over 65% of all burglaries can be avoided by implementing a Video Surveillance system.

Read About Our 5-Star Reputation!


Click Here to Learn More


Click Here to Learn More


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Install A New System or Switch Over Your Existing System And Receive

6 Months Free of Central Monitoring

Ask About Our Summer Specials on Burglar Alarm Systems, Video Security Systems, Landscape Lighting.

Call for Additional Information


Contact Us For Additional Information…

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With over two decades of TECHNICAL LAW ENFORCEMENT experience, Silent Guardian is a highly effective security firm with years of industry related experience. We have experts that utilize the necessary skills that are on the cutting-edge of technology. This experience is crucial for maintaining customized security systems.

We have recently expanded our business to offer our clients a diverse range of services. While we pride ourselves in being experts in the security industry, we now offer a more robust area of expertise for homeowners. Adding to video security, burglar alarms and access control systems, you can now take advantage of our full line of services including TV installations, audio and video systems, networking and internet design, as well as home automation.

Silent Guardian has an excellent reputation of installing various technical systems. However, we set ourselves apart by offering consulting system design that is effective in any setting. This allows us to consistently provide a sensible solution for all homeowners regardless of the size or scope of their project.

Our professional team has developed customized integrated solutions for clients including but not limited to:

  • All homeowners large or small
  • Private industries involving both large corporations and diverse small businesses
  • Law enforcement agencies
  • High networth individuals
  • Celebrities

We have the knowledge and capabilities to meet your unique technical needs.

Being trustworthy in this industry depends on the rapid assessment of minor details. Today’s technology is constantly evolving, and keen attention to detail is crucial for maintaining dependable technological features. Our goal is dedicated to offering every client an excellent customer service experience.

What Our Clients Have to Say

We hold the bar HIGH for ourselves at SIlent Guardian. We take pride in the effort we place forth in our work! Hear it directly from our clients...

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Home Advisor

Schedule Your Free Estimate Today!

For any inquiries, please fill out the simple contact form below:


(800) 296-2199

Long Island, NY