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  • Average homeowner rating star icon4.4
    Average homeowner rating
  • Verified reviews icon224
    Verified home security system services reviews

Find Home security system pros in Great Mills

Avatar for ADT

ADT

4.53(
735
)
Approved Pro

ADT

4.53(
735
)
Approved Pro
Customers say: Terrific value
3931 local quotes requested
151 years of experience

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.

"Jessica Taylor from ADT delivered outstanding service. My alarm system is reliable, and the home automation means my house feels alive even when I’m away. I can even set the coffee maker to start in the morning—security and convenience in one package."

Jarett K 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.

"Jessica Taylor from ADT delivered outstanding service. My alarm system is reliable, and the home automation means my house feels alive even when I’m away. I can even set the coffee maker to start in the morning—security and convenience in one package."

Jarett K on October 2025


Avatar for SafeStreets - ADT Authorized Provider

SafeStreets - ADT Authorized Provider

4.85(
296
)
Approved Pro

SafeStreets - ADT Authorized Provider

4.85(
296
)
Approved Pro
Customers say: Quality work
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
72 local quotes requested

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

"In the past we’ve avoided getting into agreements or contracts with our home security providers but felt comfortable and confident doing so with Safe Streets. Their monitoring and surveillance centers are nationwide and open 24 hours. They made the process really easy and informed us of all the benefits by being under monitoring agreement. Told both of our neighbors about our experience and they plan to sign up too."

Jacob F on November 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

"In the past we’ve avoided getting into agreements or contracts with our home security providers but felt comfortable and confident doing so with Safe Streets. Their monitoring and surveillance centers are nationwide and open 24 hours. They made the process really easy and informed us of all the benefits by being under monitoring agreement. Told both of our neighbors about our experience and they plan to sign up too."

Jacob F on November 2025


Avatar for Serve You Group

Serve You Group

New on AngiNew on Angi
Approved Pro

Serve You Group

New on AngiNew on Angi
Approved Pro
1265 local quotes requested
4 years of experience

We have the experience and dedication to get the job done right! Specializing in remodeling services; We guarantee your satisfaction, and we won't leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Call or click for your FREE estimate today!

We have the experience and dedication to get the job done right! Specializing in remodeling services; We guarantee your satisfaction, and we won't leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Call or click for your FREE estimate today!


Avatar for En Motion Security Solutions

En Motion Security Solutions

4.75(
4
)
Approved Pro

En Motion Security Solutions

4.75(
4
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
8 years of experience

En Motion Security Solutions is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests, and make their concerns the basis of our business.

"Friendly, efficient installation. Got done early, answered all our questions. Would use them again."

Dennis B on April 2020

En Motion Security Solutions is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests, and make their concerns the basis of our business.

"Friendly, efficient installation. Got done early, answered all our questions. Would use them again."

Dennis B on April 2020


"Excellent work. Tremendous attention to detail. Could not have asked for a more professional job. Always arrived on time and cleanup was outstanding. Would hire again"

Fred S on October 2025

We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out all the services we offer below and call -or- click to schedule an estimate today!

"Excellent work. Tremendous attention to detail. Could not have asked for a more professional job. Always arrived on time and cleanup was outstanding. Would hire again"

Fred S on October 2025



massive enterprises

No reviews yet

massive enterprises

No reviews yet

Quality Holds Weight" With over 10 years of experience and education we bring exceptional skills and first-class customer service. Mass Enterprises offers knowledgeable and reliable solutions in solving your home security camera system needs. We also install TV mounts in various locations that will bring your viewing experience ANYWHERE. Whether you're watching the big fight outside with friends or watching news in the kitchen, we will try to accommodate your every need. Mass Enterprises brings a massive quality control in everything we do (in addition to are services we offer residential and commercial wiring) For customer satifaction prices are not subject to change during or after Installation. Owner Promise

Quality Holds Weight" With over 10 years of experience and education we bring exceptional skills and first-class customer service. Mass Enterprises offers knowledgeable and reliable solutions in solving your home security camera system needs. We also install TV mounts in various locations that will bring your viewing experience ANYWHERE. Whether you're watching the big fight outside with friends or watching news in the kitchen, we will try to accommodate your every need. Mass Enterprises brings a massive quality control in everything we do (in addition to are services we offer residential and commercial wiring) For customer satifaction prices are not subject to change during or after Installation. Owner Promise


Avatar for Black Raven Security LLC

Black Raven Security LLC

No reviews yet

Black Raven Security LLC

No reviews yet
6 years of experience

Consultation, Installation and Servicing Ask us about: Intrusion Detection Systems ISC Security assessments Analog & IP security cameras Intercom and telephone entry systems Electrified gate operators Automated pedestrian door operators Preventing Harm & Loss We offer full engineering and design services to create custom business security products and systems. Our highly experienced security experts are here to help you design and build the solution you need to protect you and your business.

Consultation, Installation and Servicing Ask us about: Intrusion Detection Systems ISC Security assessments Analog & IP security cameras Intercom and telephone entry systems Electrified gate operators Automated pedestrian door operators Preventing Harm & Loss We offer full engineering and design services to create custom business security products and systems. Our highly experienced security experts are here to help you design and build the solution you need to protect you and your business.


First Choice Security, LLC

No reviews yet

First Choice Security, LLC

No reviews yet
11 years of experience

With over 40+ years of combined experience, First Choice Security LLC can provide, install, service and maintain Residential and Commercial alarm systems, video surveillance systems, and card reader/card access systems. From home, business and large commercial, our value added expertise can secure your assets and property. We provide monthly alarm monitoring at a low cost/no contract price. Other services include network cabling, Audio/Video installations to include TV mounting and home theater installation.

With over 40+ years of combined experience, First Choice Security LLC can provide, install, service and maintain Residential and Commercial alarm systems, video surveillance systems, and card reader/card access systems. From home, business and large commercial, our value added expertise can secure your assets and property. We provide monthly alarm monitoring at a low cost/no contract price. Other services include network cabling, Audio/Video installations to include TV mounting and home theater installation.


Fortress Protection Group, Inc is a full service fire protection and security company that works with homeowners, property managers, general contractors and government organizations.

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Home Security Systems questions, answered by experts

Smart home upgrades can be worth the money. Several upgrades, including smart thermostats and ceiling fans, can help reduce your energy bills. Others make life more convenient, freeing up your time to do what you love (or get more work done). And some smart home upgrades, such as entertainment systems, simply make life more enjoyable. All are worthy causes.

Costs depend on issue complexity, labor, replacement parts, and system age.

Yes, these services often increase home value by preventing moisture-related issues and enhancing the usable space in basements or crawlspaces.

Yes, driveway gates can help secure your home by deterring burglars from accessing your property. Climbing a gate slows down burglars while also attracting attention to your gate. If you live further down your property and want to increase security, you can also install a gate security camera that connects to your gate and monitors the area for suspicious activity.

In most cases, installing a driveway gate will improve the value of your home. Driveway gates appeal to homebuyers because they provide additional security for the home and make your property more private. Automatic driveway gates are extra convenient and will usually add more value than manual ones. The gate material will also affect the value addition to your home, as it plays a role in aesthetic appeal and security for your property.

The Great Mills, MD homeowners’ guide to home security system services

From average costs to expert advice, get all the answers you need to get your job done.