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TRUSTED BY HARMANS, MD HOMEOWNERS
4.4 Average homeowner rating
50 Verified home security system services reviews
Verified Reviews for Home Security System Service pros in Harmans, MD
*The Angi rating for Home Security System Service companies in Harmans, MD 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 Harmans, MD 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 November 15, 2025
Find Home security system pros in Harmans
Ultra Guard Security Systems
Ultra Guard Security Systems
Customers say: True professional
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
137 local quotes requested
We are a local boutique security company in Gaithersburg, MD. We offer solutions from residential smart homes to full commercial operations. Personal service, expert design and installation, and cutting edge technology are our strengths.
"They are very responsive, timely and fixed my problems. They work with us on an annual basis."
JANE P on March 2023
We are a local boutique security company in Gaithersburg, MD. We offer solutions from residential smart homes to full commercial operations. Personal service, expert design and installation, and cutting edge technology are our strengths.
"They are very responsive, timely and fixed my problems. They work with us on an annual basis."
JANE P on March 2023
ADT
ADT
Customers say: Terrific value
3977 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
SafeStreets - ADT Authorized Provider
SafeStreets - ADT Authorized Provider
Customers say: Quality work
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
73 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
Net Scaling Solutions
Net Scaling Solutions
Customers say: Quick response
6 years of experience
Free onsite estimate
Net Scaling Solutions have the experience and we are committed to providing quality workmanship and superior customer service on all our applications. Net Scaling Solution strives to maintain our reputation as a high quality, very service oriented company with our main focus being on customer satisfaction.
"They offer top notch services. I highly recommend them."
David K on October 2022
Net Scaling Solutions have the experience and we are committed to providing quality workmanship and superior customer service on all our applications. Net Scaling Solution strives to maintain our reputation as a high quality, very service oriented company with our main focus being on customer satisfaction.
"They offer top notch services. I highly recommend them."
David K on October 2022
TomsBurg Surveillance
TomsBurg Surveillance
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
10 years of experience
Tomsburg is a cutting-edge surveillance technology that meet the needs of both commercial and residential customers. We stive to provide security that pass on to you, the customer, the very best services that renders the peace of mind you desire while away or at home. We service the Maryland, Virginia, Delaware, and Pennsylvania area with high resolution CCTV surveillance cameras that detect any form of intrusion.
"Very professional and efficient installation of 8 new IP cameras and new NVR at my home. I provided all the cameras and NVR. Thomas was very knowledgable and assisted me with setting up the camera motion zones and the LTSmonitoring app on my iPhone. He ran HDMI to my 4k tv so I can view the cameras. Will plan to use again and recommend to friends."
James P on October 2022
Tomsburg is a cutting-edge surveillance technology that meet the needs of both commercial and residential customers. We stive to provide security that pass on to you, the customer, the very best services that renders the peace of mind you desire while away or at home. We service the Maryland, Virginia, Delaware, and Pennsylvania area with high resolution CCTV surveillance cameras that detect any form of intrusion.
"Very professional and efficient installation of 8 new IP cameras and new NVR at my home. I provided all the cameras and NVR. Thomas was very knowledgable and assisted me with setting up the camera motion zones and the LTSmonitoring app on my iPhone. He ran HDMI to my 4k tv so I can view the cameras. Will plan to use again and recommend to friends."
James P on October 2022
En Motion Security Solutions
En Motion Security Solutions
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
Paul's AV and Electrical Projects
Paul's AV and Electrical Projects
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
26 years of experience
Paul's AV and Electrical Projects has over 6 years experience with low voltage and high voltage. No job is to small or big. I would love the opportunity to win your business. Licensed and insured. Call for free estimates. Tv mount; Outdoor sound around pools and pergolas; Home theatre; Ceiling fan install, Switches and Receptacles
"We have used this "pro" in the ast and always have had great outcomes. They are reliable, fair in pricing, and just go the extra mile---always. I never feel like I have to look further than Paul's AV and Electrical. "
Christy S on July 2025
Paul's AV and Electrical Projects has over 6 years experience with low voltage and high voltage. No job is to small or big. I would love the opportunity to win your business. Licensed and insured. Call for free estimates. Tv mount; Outdoor sound around pools and pergolas; Home theatre; Ceiling fan install, Switches and Receptacles
"We have used this "pro" in the ast and always have had great outcomes. They are reliable, fair in pricing, and just go the extra mile---always. I never feel like I have to look further than Paul's AV and Electrical. "
Christy S on July 2025
Homesafe Security Systems, Inc.
Homesafe Security Systems, Inc.
Customers say: Quality work
32 years of experience
Free onsite estimate
Since 1993, through hard work, a dedicated staff and an emphasis on exceeding our customer's expectations, Homesafe is recognized as one of the regions most respected technology companies. Now a subsidiary of HS Technology Group, we offer much more than just security. - We offer the following services: - Interactive Security Systems - Cloud-Base Video Survellance - Lighting Control - Audio/Video Systems - Home Automation - All of our systems can be controlled using Smart phone, Tablets and PC's from virtually anywhere in the world. 100% Customer Satisfaction Guarantee - With 24/7 Support and Maintenance Plans www.hst-group.com
"They were professional, on time, cleaned up after install complete. Currently still my provider after almost 2 yrs. Better prices than other companies. I did have special request for install because I had purchased my own alarm system on Ebay= buyer beware - my main unit did not function so I was given the choice to buy a new one with Homesafe, or they would not come back for second install. I chose to buy unit with them and the rest is written above."
Stephen A on December 2008
Since 1993, through hard work, a dedicated staff and an emphasis on exceeding our customer's expectations, Homesafe is recognized as one of the regions most respected technology companies. Now a subsidiary of HS Technology Group, we offer much more than just security. - We offer the following services: - Interactive Security Systems - Cloud-Base Video Survellance - Lighting Control - Audio/Video Systems - Home Automation - All of our systems can be controlled using Smart phone, Tablets and PC's from virtually anywhere in the world. 100% Customer Satisfaction Guarantee - With 24/7 Support and Maintenance Plans www.hst-group.com
"They were professional, on time, cleaned up after install complete. Currently still my provider after almost 2 yrs. Better prices than other companies. I did have special request for install because I had purchased my own alarm system on Ebay= buyer beware - my main unit did not function so I was given the choice to buy a new one with Homesafe, or they would not come back for second install. I chose to buy unit with them and the rest is written above."
Stephen A on December 2008
Security 101
Security 101
11 years of experience
Free onsite estimate
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. Give us a call today, we look forward to earning your business!
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. Give us a call today, we look forward to earning your business!
J A Electric LLC.
J A Electric LLC.
Super Service Award
Customers say: Super punctual
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
146 local quotes requested
10 Years Of Experience. Provides Exceptional & Guaranteed Residential Work. Put Clients Needs First Before Anything. www.jaelectricllc.net
"GREAT!!!!!! Excellent service, very professional, on time and honest!!! I will be using their service again."
Raychon R on October 2025
10 Years Of Experience. Provides Exceptional & Guaranteed Residential Work. Put Clients Needs First Before Anything. www.jaelectricllc.net
"GREAT!!!!!! Excellent service, very professional, on time and honest!!! I will be using their service again."
Raychon R on October 2025
Home Security Systems questions, answered by experts
The Harmans, 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.
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