
Get matched with top home security system pros in Key Largo, FL
There are 2 highly-rated local home security system pros.
Need a pro for your home security system service project in Key Largo, FL?
Verified Reviews for Home Security System Service pros in Key Largo, FL
*The Angi rating for Home Security System Service companies in Key Largo, FL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Home Security System Service needs.
*The HomeAdvisor rating for Home Security System Service companies in Key Largo, FL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Home Security System Service needs.
Last update on October 09, 2025
Find Home security system pros in Key Largo

ADT
ADT
ADT home security systems are backed by more than 145 years of experience. As the leader in home security, ADT can help you customize a home security system with easy-to-use equipment and special security features to meet your safety needs. We have service centers nationwide that can install an ADT home security system within 24 hours in most areas. Once your home is equipped with our top-of-the-line system, it is connected to a network of ADT Monitoring Centers nationwide which deliver non-stop security monitoring 365 days a year. All of our installation technicians are internal employees, and not third-party contractors. You can count on your Security Advisor to take the time to set up your system properly, help you understand how the system works, and help make sure your home and family are thoroughly protected.
"There’s nothing like having the best of the best. I’ve used the other big security names before like Vivint and Brinks. They are OK. But after getting acclimated with ADT, it is clear why they are the best. Pricing is fair, equipment is reliable, and every one genuinely seems happy at their job. This goes a long way to a paying customer. Just our perspective for anyone else that is considering all of the big providers in the alarm system landscape. ADT is well well worth it."
Brianne E on October 2025
ADT home security systems are backed by more than 145 years of experience. As the leader in home security, ADT can help you customize a home security system with easy-to-use equipment and special security features to meet your safety needs. We have service centers nationwide that can install an ADT home security system within 24 hours in most areas. Once your home is equipped with our top-of-the-line system, it is connected to a network of ADT Monitoring Centers nationwide which deliver non-stop security monitoring 365 days a year. All of our installation technicians are internal employees, and not third-party contractors. You can count on your Security Advisor to take the time to set up your system properly, help you understand how the system works, and help make sure your home and family are thoroughly protected.
"There’s nothing like having the best of the best. I’ve used the other big security names before like Vivint and Brinks. They are OK. But after getting acclimated with ADT, it is clear why they are the best. Pricing is fair, equipment is reliable, and every one genuinely seems happy at their job. This goes a long way to a paying customer. Just our perspective for anyone else that is considering all of the big providers in the alarm system landscape. ADT is well well worth it."
Brianne E on October 2025

SafeStreets - ADT Authorized Provider
SafeStreets - ADT Authorized Provider
For 140 years, ADT has been the leading home security provider in the country. SafeStreets, ADT's Authorized Provider, sells and installs ADT-monitored home security systems. Our team consists of 300+ trained consultants, covering more than 90% of the United States across 44 states. We are experts on the latest smart-home technology, and highly focused on giving all customers a 5-Star Experience™. SafeStreets is committed to bringing high-tech security equipment, backed by 24/7 professional monitoring, to the place that matters most - your home. We have same day and next day appointments available, all scheduled within a one hour window. Call us anytime for a custom home security assessment and free quote! Comprehensive Security System ADT 24/7 Monitoring Touch Screen Control Panel Motion Detectors, Glass Break Sensors, & Point-of-Entry Sensors Indoor, Outdoor, & Doorbell Cameras Smart Home Automation Smoke, Carbon Monoxide, & Flood Sensors Mobile App Control Cellular Connection Back-up Battery Supply Maintenance/Extended Warranty Homeowners Insurance Certificate Theft Protection Guarantee
"I regret ever choosing SafeStreets. The whole process was frustrating from the start. The technician who came to install the system was late, didn’t answer my questions properly, and left my house a mess. When I reached out to customer service, I was put on hold for over an hour, only to get a half-baked answer. Save yourself the trouble and look elsewhere."
Jessica S on October 2025
For 140 years, ADT has been the leading home security provider in the country. SafeStreets, ADT's Authorized Provider, sells and installs ADT-monitored home security systems. Our team consists of 300+ trained consultants, covering more than 90% of the United States across 44 states. We are experts on the latest smart-home technology, and highly focused on giving all customers a 5-Star Experience™. SafeStreets is committed to bringing high-tech security equipment, backed by 24/7 professional monitoring, to the place that matters most - your home. We have same day and next day appointments available, all scheduled within a one hour window. Call us anytime for a custom home security assessment and free quote! Comprehensive Security System ADT 24/7 Monitoring Touch Screen Control Panel Motion Detectors, Glass Break Sensors, & Point-of-Entry Sensors Indoor, Outdoor, & Doorbell Cameras Smart Home Automation Smoke, Carbon Monoxide, & Flood Sensors Mobile App Control Cellular Connection Back-up Battery Supply Maintenance/Extended Warranty Homeowners Insurance Certificate Theft Protection Guarantee
"I regret ever choosing SafeStreets. The whole process was frustrating from the start. The technician who came to install the system was late, didn’t answer my questions properly, and left my house a mess. When I reached out to customer service, I was put on hold for over an hour, only to get a half-baked answer. Save yourself the trouble and look elsewhere."
Jessica S on October 2025

Future2000 Technologies, Inc.
Future2000 Technologies, Inc.
We only provide top of the line equipment. All installation is done by our Licensed Dealers.
"The representative from Future Technologies stepped into my house and within 1 minute was able to identify and fix the problem that I had with my ring camera. In the past, I hired an electrician to hard wire the ring camera, but it never worked consistently. Even after 5 separate attempts to fix it, changing the transformers. However Future2000 Technologies fixed the problem!"
Sharon S on February 2025
We only provide top of the line equipment. All installation is done by our Licensed Dealers.
"The representative from Future Technologies stepped into my house and within 1 minute was able to identify and fix the problem that I had with my ring camera. In the past, I hired an electrician to hard wire the ring camera, but it never worked consistently. Even after 5 separate attempts to fix it, changing the transformers. However Future2000 Technologies fixed the problem!"
Sharon S on February 2025
Quality TEK Solutions LLC
Quality TEK Solutions LLC
Home & Business Security Alarm Security Systems CCTV Security Cameras 24/7 Recording Home & Business Audio Solutions Home Automation Networking
Home & Business Security Alarm Security Systems CCTV Security Cameras 24/7 Recording Home & Business Audio Solutions Home Automation Networking
Smart Tera Solutions
Smart Tera Solutions
My team and I can help you with Smart Homes in addition to Wiring Solutions and CCTV Installations. Our experience of more than 20 years
"Jordan provided very professional service. We are satisfied."
Sophia L on January 2023
My team and I can help you with Smart Homes in addition to Wiring Solutions and CCTV Installations. Our experience of more than 20 years
"Jordan provided very professional service. We are satisfied."
Sophia L on January 2023
True Designs LLC
True Designs LLC
True Designs was founded on the platform of doing things the right way. Our goal is to educate our clients on what technology can do to improve their life. We work diligently to understand each clients unique needs and lifestyle to tailor a solution. Solutions that range from a single room to complete office spaces. Our passion for technology and design drives us to create incredible experiences. In our combined 35 plus years of experience we have seen where clients are forced into something that does nothing to better their lives other than having a lot of gear. We guarantee to make sure that our designs for our clients bring value to their experiences whether in the home or at work.
"Fantastic experience with Sam and Brian, they know there stuff and made everything such an enjoyable experience, even when we ran into a minor issues they made sure that everything was taken care of, and nothing that I had to worry about! Everything was cleaned and and setup perfectly! Would highly recommend for any av advice or installs you need!"
Matt L on May 2024
True Designs was founded on the platform of doing things the right way. Our goal is to educate our clients on what technology can do to improve their life. We work diligently to understand each clients unique needs and lifestyle to tailor a solution. Solutions that range from a single room to complete office spaces. Our passion for technology and design drives us to create incredible experiences. In our combined 35 plus years of experience we have seen where clients are forced into something that does nothing to better their lives other than having a lot of gear. We guarantee to make sure that our designs for our clients bring value to their experiences whether in the home or at work.
"Fantastic experience with Sam and Brian, they know there stuff and made everything such an enjoyable experience, even when we ran into a minor issues they made sure that everything was taken care of, and nothing that I had to worry about! Everything was cleaned and and setup perfectly! Would highly recommend for any av advice or installs you need!"
Matt L on May 2024
Simplified Smart Homes
Simplified Smart Homes
Specializing in Smart Home Design, Sales, Installations and Service in South Florida. We take provide in providing our customers with what they need. Listening to their wants and needs is key to providing them with the perfect smart home system. We are am owner operated business, With over 25 years of experience in the Audio Video business, who takes great pride in giving customers what they want.
Specializing in Smart Home Design, Sales, Installations and Service in South Florida. We take provide in providing our customers with what they need. Listening to their wants and needs is key to providing them with the perfect smart home system. We are am owner operated business, With over 25 years of experience in the Audio Video business, who takes great pride in giving customers what they want.
Core AV Inc
Core AV Inc
Install and set up of all smart home, security, home theater, networking equipment. We have been family owned and in business for 10 years. Our employees are very professional and have the knowledge to answer any and all questions a customer has. We love what we do and our customers get a great experience from that.
"I felt very confident hiring them, very personable and professional."
Bri L on March 2020
Install and set up of all smart home, security, home theater, networking equipment. We have been family owned and in business for 10 years. Our employees are very professional and have the knowledge to answer any and all questions a customer has. We love what we do and our customers get a great experience from that.
"I felt very confident hiring them, very personable and professional."
Bri L on March 2020
Vivint Smart Home
Vivint Smart Home
Vivint Smart Home is a leading smart home company in North America. Vivint delivers an integrated smart home system with in-home consultation, professional installation and support delivered by its Smart Home Pros, as well as 24/7 customer care and monitoring. Dedicated to redefining the home experience with intelligent products and services, Vivint serves more than 1.4 million customers throughout the U.S. and Canada. We create simple, affordable smart homes. We specialize in home security, camera system, automated door locks, light controls.
Vivint Smart Home is a leading smart home company in North America. Vivint delivers an integrated smart home system with in-home consultation, professional installation and support delivered by its Smart Home Pros, as well as 24/7 customer care and monitoring. Dedicated to redefining the home experience with intelligent products and services, Vivint serves more than 1.4 million customers throughout the U.S. and Canada. We create simple, affordable smart homes. We specialize in home security, camera system, automated door locks, light controls.
Zero Nine Technologies
Zero Nine Technologies
Getting all the systems in your home to communicate with each other can be made possible with our smart home solutions. Have complete control of your lights, music, climate, shades, entertainment system, security and more with the touch of a button. Installing these professional grade systems requires proper planning, design and programing. With over 15 years in technical experience, you can count on our team of professionals to transform your home into a smart home. No matter how big or how small, let us introduce you to the Simplicity of Technology. --Zero Nine Technologies
Getting all the systems in your home to communicate with each other can be made possible with our smart home solutions. Have complete control of your lights, music, climate, shades, entertainment system, security and more with the touch of a button. Installing these professional grade systems requires proper planning, design and programing. With over 15 years in technical experience, you can count on our team of professionals to transform your home into a smart home. No matter how big or how small, let us introduce you to the Simplicity of Technology. --Zero Nine Technologies
The Key Largo, FL homeowners’ guide to home security system services
From average costs to expert advice, get all the answers you need to get your job done.
Feeling safe at home should always be a priority, and installing a new security system can help you do just that—no matter where you live.
A security camera system gives you peace of mind that there’s always a watchful eye on your home. Learn the costs of installing surveillance cameras.
How much does it cost to install a doorbell camera? It depends on whether you plan to DIY or hire a pro. Learn about different models and their power sources, too.
Monitored vs. unmonitored home security systems: which can best defend your home from crime and other dangers? Learn the differences between these two products.
Home fire sprinkler system maintenance is paramount to ensure your safety in case of a fire. See how you can keep your fire sprinklers in tip-top shape here.
If you’re looking to increase your home’s protection against fires, use this guide to explore home fire sprinkler system costs and what can impact the price.
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